TWI846245B

TWI846245B - Optical lens and electronic device

Info

Publication number: TWI846245B
Application number: TW111150235A
Authority: TW
Inventors: 張沛頎; 范丞緯; 周明達
Original assignee: 大立光電股份有限公司
Filing date: 2022-12-27
Publication date: 2024-06-21

Abstract

An optical lens includes a composite lens. The composite lens includes an optical portion and an extending portion. The optical portion includes a first optical surface, a second optical surface and a connecting surface, and an optical axis passes through the optical portion. A light passes through the first optical surface to enter the optical portion. The second optical surface is disposed relatively to the first optical surface, and the light passes through the second optical surface to exit the optical portion. The connecting surface surrounds the optical axis and is connected to the first optical surface and the second optical surface. The extending portion is opaque, the extending portion surrounds and covers the connecting surface, and the extending portion and the optical portion are integrally formed. The extending portion includes at least two gate traces arranged axisymmetrically on the extending portion. Therefore, the assembling tolerance can be reduced.

Description

光學鏡頭與電子裝置Optical lenses and electronic devices

本揭示內容係關於一種光學鏡頭，且特別是一種應用在可攜式電子裝置上的光學鏡頭。The present disclosure relates to an optical lens, and in particular to an optical lens applied to a portable electronic device.

近年來，可攜式電子裝置發展快速，例如智慧型電子裝置、平板電腦等，已充斥在現代人的生活中，而裝載在可攜式電子裝置上的光學鏡頭也隨之蓬勃發展。但隨著科技愈來愈進步，使用者對於光學鏡頭的品質要求也愈來愈高。因此，發展一種可改善製造品質的光學鏡頭遂成為產業上重要且急欲解決的問題。In recent years, portable electronic devices have developed rapidly, such as smart electronic devices and tablet computers, which have become part of modern people's lives, and the optical lenses installed on portable electronic devices have also developed rapidly. However, as technology becomes more and more advanced, users have higher and higher requirements for the quality of optical lenses. Therefore, developing an optical lens that can improve manufacturing quality has become an important and urgent problem in the industry.

本揭示內容提供一種光學鏡頭與電子裝置，藉由複合透鏡可減少組裝誤差以改善製造品質。The present disclosure provides an optical lens and an electronic device, which can reduce assembly errors and improve manufacturing quality by using a composite lens.

依據本揭示內容一實施方式提供一種光學鏡頭，其包含一複合透鏡，其中複合透鏡包含一光學部與一延伸部。光學部包含一第一光學面、一第二光學面及一連接面，且一光軸通過光學部。一光線通過第一光學面進入光學部。第二光學面相對第一光學面設置，且光線通過第二光學面離開光學部。連接面環繞光軸且連接第一光學面與第二光學面。延伸部不透光，且延伸部環繞且包覆連接面，並與光學部一體成型。延伸部包含至少二注料痕，且注料痕於延伸部上呈軸對稱設置。According to an embodiment of the present disclosure, an optical lens is provided, which includes a composite lens, wherein the composite lens includes an optical portion and an extension portion. The optical portion includes a first optical surface, a second optical surface and a connecting surface, and an optical axis passes through the optical portion. A light ray enters the optical portion through the first optical surface. The second optical surface is arranged opposite to the first optical surface, and the light ray leaves the optical portion through the second optical surface. The connecting surface surrounds the optical axis and connects the first optical surface and the second optical surface. The extension portion is opaque, and the extension portion surrounds and covers the connecting surface, and is integrally formed with the optical portion. The extension portion includes at least two injection marks, and the injection marks are arranged axially symmetrically on the extension portion.

依據前段所述實施方式的光學鏡頭，其中光學部的玻璃轉化溫度為TgO，延伸部的玻璃轉化溫度為TgE，其可滿足下列條件：147 ^oC ≤ TgO-TgE ≤ 643 ^oC。 According to the optical lens of the embodiment described in the preceding paragraph, the glass transition temperature of the optical portion is TgO, and the glass transition temperature of the extension portion is TgE, which can meet the following conditions: 147 ^° C ≤ TgO-TgE ≤ 643 ^° C.

依據前段所述實施方式的光學鏡頭，其中光學部的材料可為玻璃，延伸部的材料可為塑膠。According to the optical lens of the embodiment described in the previous paragraph, the material of the optical part can be glass, and the material of the extension part can be plastic.

依據前段所述實施方式的光學鏡頭，其中延伸部貼合光學部朝靠近光軸的方向延伸，並於第一光學面與第二光學面中的其中一者形成一通光孔，通光孔的輪廓由一內周面定義，且內周面與光軸之間的夾角為θa，其可滿足下列條件：3度＜ θa ＜ 73度。According to the optical lens of the embodiment described in the preceding paragraph, the extension portion is bonded to the optical portion and extends in a direction close to the optical axis, and a light hole is formed on one of the first optical surface and the second optical surface. The contour of the light hole is defined by an inner circumferential surface, and the angle between the inner circumferential surface and the optical axis is θa, which can meet the following conditions: 3 degrees < θa < 73 degrees.

依據前段所述實施方式的光學鏡頭，其中內周面與光學部二者之間於通光孔的邊緣處形成一接觸角，接觸角為θb，其可滿足下列條件：15度＜ θb ＜ 87度。According to the optical lens of the embodiment described in the previous paragraph, a contact angle is formed between the inner peripheral surface and the optical part at the edge of the light hole, and the contact angle is θb, which can meet the following conditions: 15 degrees < θb < 87 degrees.

依據前段所述實施方式的光學鏡頭，其中光學部的直徑為φO，通光孔的直徑為φH，其可滿足下列條件：1.07 ＜ φO/φH ＜ 3.8。According to the optical lens of the embodiment described in the preceding paragraph, the diameter of the optical part is φO, and the diameter of the light hole is φH, which can meet the following condition: 1.07 < φO/φH < 3.8.

依據前段所述實施方式的光學鏡頭，其中於第一光學面與第二光學面中的另一者形成另一通光孔，另一通光孔的輪廓由另一內周面定義，內周面為一第一內周面，另一內周面為一第二內周面，第一內周面與第二內周面之間的夾角為θt，其可滿足下列條件：27度＜ θt ＜ 171度。According to the optical lens of the embodiment described in the preceding paragraph, another light hole is formed on the other of the first optical surface and the second optical surface, and the contour of the other light hole is defined by another inner peripheral surface, the inner peripheral surface is a first inner peripheral surface, and the other inner peripheral surface is a second inner peripheral surface. The angle between the first inner peripheral surface and the second inner peripheral surface is θt, which can meet the following conditions: 27 degrees < θt < 171 degrees.

依據前段所述實施方式的光學鏡頭，可更包含一透鏡，其中透鏡與複合透鏡沿光軸相鄰設置，透鏡的直徑為φL，光學部的直徑為φO，其可滿足下列條件：1.04 ＜ φL/φO ＜ 3.1。The optical lens according to the embodiment described in the preceding paragraph may further include a lens, wherein the lens and the compound lens are disposed adjacent to each other along the optical axis, the diameter of the lens is φL, and the diameter of the optical part is φO, which may satisfy the following condition: 1.04 < φL/φO < 3.1.

依據前段所述實施方式的光學鏡頭，其中延伸部可具有一平面與一錐面，平面、錐面與透鏡實體接觸。According to the optical lens of the embodiment described in the previous paragraph, the extension portion may have a plane and a cone, and the plane and the cone are in physical contact with the lens.

依據前段所述實施方式的光學鏡頭，其中第一光學面與第二光學面可皆為凸面。According to the optical lens of the embodiment described in the previous paragraph, the first optical surface and the second optical surface may both be convex surfaces.

依據前段所述實施方式的光學鏡頭，其中延伸部可更包含一消光結構，消光結構使延伸部的表面輪廓呈凹凸起伏。According to the optical lens of the embodiment described in the previous paragraph, the extension portion may further include a matte structure, and the matte structure makes the surface profile of the extension portion uneven.

依據本揭示內容一實施方式提供一種光學鏡頭，其包含一複合透鏡，其中複合透鏡包含一光學部與一延伸部。光學部包含一第一光學面、一第二光學面及一連接面，且一光軸通過光學部。一光線通過第一光學面進入光學部。第二光學面相對第一光學面設置，且光線通過第二光學面離開光學部。連接面環繞光軸且連接第一光學面與第二光學面。延伸部不透光且與光學部一體成型，延伸部環繞且包覆連接面，並貼合光學部朝靠近光軸的方向延伸，分別於第一光學面與第二光學面形成一第一通光孔與一第二通光孔。第一通光孔的輪廓由一第一內周面定義，第二通光孔的輪廓由一第二內周面定義，且第一內周面與第二內周面之間的夾角為θt，其滿足下列條件：27度＜ θt ＜ 171度。According to an embodiment of the present disclosure, an optical lens is provided, which includes a composite lens, wherein the composite lens includes an optical portion and an extension portion. The optical portion includes a first optical surface, a second optical surface and a connecting surface, and an optical axis passes through the optical portion. A light ray enters the optical portion through the first optical surface. The second optical surface is arranged opposite to the first optical surface, and the light ray leaves the optical portion through the second optical surface. The connecting surface surrounds the optical axis and connects the first optical surface and the second optical surface. The extension portion is opaque and is integrally formed with the optical portion, the extension portion surrounds and covers the connecting surface, and extends in a direction close to the optical axis in accordance with the optical portion, forming a first light hole and a second light hole on the first optical surface and the second optical surface, respectively. The contour of the first light-through hole is defined by a first inner circumferential surface, and the contour of the second light-through hole is defined by a second inner circumferential surface, and the angle between the first inner circumferential surface and the second inner circumferential surface is θt, which satisfies the following condition: 27 degrees < θt < 171 degrees.

依據前段所述實施方式的光學鏡頭，其中延伸部可包含至少二注料痕，且注料痕於延伸部上呈軸對稱設置。According to the optical lens of the embodiment described in the preceding paragraph, the extension portion may include at least two injection marks, and the injection marks are axially symmetrically arranged on the extension portion.

依據前段所述實施方式的光學鏡頭，其中第一內周面與光軸之間的夾角為θa1，其可滿足下列條件：3度＜ θa1 ＜ 73度。According to the optical lens of the embodiment described in the preceding paragraph, the angle between the first inner peripheral surface and the optical axis is θa1, which can satisfy the following condition: 3 degrees < θa1 < 73 degrees.

依據前段所述實施方式的光學鏡頭，其中第二內周面與光軸之間的夾角為θa2，其可滿足下列條件：3度＜ θa2 ＜ 73度。According to the optical lens of the embodiment described in the preceding paragraph, the angle between the second inner peripheral surface and the optical axis is θa2, which can satisfy the following condition: 3 degrees < θa2 < 73 degrees.

依據前段所述實施方式的光學鏡頭，其中第一內周面與光學部二者之間於第一通光孔的邊緣處形成一接觸角，接觸角為θb1，其可滿足下列條件：15度＜ θb1 ＜ 87度。According to the optical lens of the embodiment described in the previous paragraph, a contact angle is formed between the first inner peripheral surface and the optical portion at the edge of the first light hole, and the contact angle is θb1, which can meet the following conditions: 15 degrees < θb1 < 87 degrees.

依據前段所述實施方式的光學鏡頭，其中第二內周面與光學部二者之間於第二通光孔的邊緣處形成一接觸角，接觸角為θb2，其可滿足下列條件：15度＜ θb2 ＜ 87度。According to the optical lens of the embodiment described in the previous paragraph, a contact angle is formed between the second inner peripheral surface and the optical portion at the edge of the second light hole, and the contact angle is θb2, which can meet the following conditions: 15 degrees < θb2 < 87 degrees.

依據前段所述實施方式的光學鏡頭，其中光學部的直徑為φO，第一通光孔的直徑為φH1，其可滿足下列條件：1.07 ＜ φO/φH1 ＜ 3.8。According to the optical lens of the embodiment described in the preceding paragraph, the diameter of the optical part is φO, and the diameter of the first light hole is φH1, which can meet the following condition: 1.07 < φO/φH1 < 3.8.

依據本揭示內容一實施方式提供一種電子裝置，包含如前述實施方式的光學鏡頭。According to an embodiment of the present disclosure, an electronic device is provided, comprising an optical lens as described in the above embodiment.

本揭示內容提供一種光學鏡頭，其包含一複合透鏡，其中複合透鏡包含一光學部與一延伸部。光學部包含一第一光學面、一第二光學面及一連接面，且光軸通過光學部，其中一光線通過第一光學面進入光學部，第二光學面相對第一光學面設置，光線通過第二光學面離開光學部，且連接面環繞光軸且連接第一光學面與第二光學面。延伸部不透光，延伸部環繞且包覆連接面，並與光學部一體成型。透過複合透鏡可有助於減少組裝誤差。The present disclosure provides an optical lens, which includes a composite lens, wherein the composite lens includes an optical portion and an extension portion. The optical portion includes a first optical surface, a second optical surface and a connecting surface, and an optical axis passes through the optical portion, wherein a light enters the optical portion through the first optical surface, the second optical surface is arranged opposite to the first optical surface, the light leaves the optical portion through the second optical surface, and the connecting surface surrounds the optical axis and connects the first optical surface and the second optical surface. The extension portion is opaque, surrounds and covers the connecting surface, and is integrally formed with the optical portion. Passing through the composite lens can help reduce assembly errors.

延伸部可貼合光學部朝靠近光軸的方向延伸。透過延伸部同時包覆第一光學面與第二光學面，可使光學部更為穩固。The extension part can be attached to the optical part and extend in a direction close to the optical axis. The optical part can be made more stable by the extension part covering the first optical surface and the second optical surface at the same time.

延伸部於第一光學面與第二光學面中的其中一者形成一通光孔，且於第一光學面與第二光學面中的另一者形成另一通光孔。詳細來說，延伸部分別於第一光學面與第二光學面形成一第一通光孔與一第二通光孔。透過於第一光學面與第二光學面分別設置第一通光孔與第二通光孔，有助於進一步減少雜散光。The extension portion forms a light-through hole on one of the first optical surface and the second optical surface, and forms another light-through hole on the other of the first optical surface and the second optical surface. Specifically, the extension portion forms a first light-through hole and a second light-through hole on the first optical surface and the second optical surface, respectively. By respectively providing the first light-through hole and the second light-through hole on the first optical surface and the second optical surface, stray light can be further reduced.

延伸部可包含至少二注料痕，其中注料痕於延伸部上呈軸對稱設置。透過注料痕軸對稱設置有助於改善複合透鏡的製造品質。The extension portion may include at least two injection marks, wherein the injection marks are axially symmetrically arranged on the extension portion. The axially symmetrical arrangement of the injection marks helps to improve the manufacturing quality of the compound lens.

光學部的材料可為玻璃，且延伸部的材料可為塑膠，其中光學部進一步可為模造玻璃或研磨玻璃，但並不以此為限。據此，玻璃材質的光學部有助於提升光學鏡頭的環境耐受度，且由於塑膠相較於玻璃容易加工，故透過塑膠材質的延伸部有助於增加光學鏡頭的設計自由度。The optical part can be made of glass, and the extension part can be made of plastic, wherein the optical part can further be molded glass or ground glass, but is not limited thereto. Accordingly, the optical part made of glass helps to improve the environmental tolerance of the optical lens, and since plastic is easier to process than glass, the extension part made of plastic helps to increase the design freedom of the optical lens.

光學鏡頭可更包含一透鏡，其中透鏡與複合透鏡沿光軸相鄰設置，且延伸部可具有一平面與一錐面。詳細來說，平面、錐面與透鏡實體接觸。透過平面與錐面可使延伸部具有嵌合機能，藉以使複合透鏡與透鏡組裝定位。The optical lens may further include a lens, wherein the lens and the compound lens are disposed adjacent to each other along the optical axis, and the extension portion may have a plane and a cone. Specifically, the plane, the cone and the lens are in physical contact. The plane and the cone can enable the extension portion to have a fitting function, so that the compound lens and the lens are assembled and positioned.

第一光學面與第二光學面可皆為凸面。藉此，有助於壓縮光學鏡頭的體積。The first optical surface and the second optical surface may both be convex surfaces, thereby helping to compress the volume of the optical lens.

延伸部可更包含一消光結構，其中消光結構使延伸部的表面輪廓呈凹凸起伏。藉此，有助於減少雜散光反射。The extension portion may further include a matte structure, wherein the matte structure makes the surface profile of the extension portion undulating, thereby helping to reduce stray light reflection.

光學部的玻璃轉化溫度為TgO，延伸部的玻璃轉化溫度為TgE，其可滿足下列條件：147 ^oC ≤ TgO-TgE ≤ 643 ^oC。當光學部具有較高玻璃轉化溫度時較為安定，可使光學部進行埋入射出(Insert molding)時，不易受到模具溫度的影響。 The glass transition temperature of the optical part is TgO, and the glass transition temperature of the extension part is TgE, which can meet the following conditions: 147 ^o C ≤ TgO-TgE ≤ 643 ^o C. When the optical part has a higher glass transition temperature, it is more stable, which makes the optical part less susceptible to the mold temperature during insert molding.

通光孔的輪廓由一內周面定義，另一通光孔的輪廓由另一內周面定義，且內周面與光軸之間的夾角為θa，其可滿足下列條件：3度＜ θa ＜ 73度。藉此，可避免雜散光影響成像品質。進一步來說，第一通光孔的輪廓由一第一內周面定義，第二通光孔的輪廓由一第二內周面定義，第一內周面與光軸之間的夾角為θa1，第二內周面與光軸之間的夾角為θa2，其可滿足下列條件：3度＜ θa1 ＜ 73度；以及3度＜ θa2 ＜ 73度。The contour of the light-through hole is defined by an inner circumference, the contour of the other light-through hole is defined by another inner circumference, and the angle between the inner circumference and the optical axis is θa, which can meet the following conditions: 3 degrees < θa < 73 degrees. In this way, it is possible to prevent stray light from affecting the imaging quality. Further, the contour of the first light-through hole is defined by a first inner circumference, the contour of the second light-through hole is defined by a second inner circumference, the angle between the first inner circumference and the optical axis is θa1, and the angle between the second inner circumference and the optical axis is θa2, which can meet the following conditions: 3 degrees < θa1 < 73 degrees; and 3 degrees < θa2 < 73 degrees.

內周面與光學部二者之間於通光孔的邊緣處形成一接觸角，接觸角為θb，其可滿足下列條件：15度＜ θb ＜ 87度。藉此，有助於提升通光孔的成型品質。進一步來說，第一內周面與光學部二者之間於第一通光孔的邊緣處形成一接觸角，接觸角為θb1；第二內周面與光學部二者之間於第二通光孔的邊緣處形成一接觸角，接觸角為θb2，其可滿足下列條件：15度＜ θb1 ＜ 87度；以及15度＜ θb2 ＜ 87度。A contact angle is formed between the inner circumference and the optical part at the edge of the light-through hole, and the contact angle is θb, which can meet the following conditions: 15 degrees < θb < 87 degrees. This helps to improve the molding quality of the light-through hole. Further, a contact angle is formed between the first inner circumference and the optical part at the edge of the first light-through hole, and the contact angle is θb1; a contact angle is formed between the second inner circumference and the optical part at the edge of the second light-through hole, and the contact angle is θb2, which can meet the following conditions: 15 degrees < θb1 < 87 degrees; and 15 degrees < θb2 < 87 degrees.

光學部的直徑為φO，通光孔的直徑為φH，其可滿足下列條件：1.07 ＜ φO/φH ＜ 3.8。當延伸部向光軸方向延伸的比例較高時，可使光學部更為穩固。藉此，有助於遮擋雜散光通過光學面。進一步來說，光學部的直徑為φO，第一通光孔的直徑為φH1，其可滿足下列條件：1.07 ＜ φO/φH1 ＜ 3.8。The diameter of the optical part is φO, and the diameter of the light hole is φH, which can meet the following conditions: 1.07 < φO/φH < 3.8. When the extension portion extends in the optical axis direction at a higher ratio, the optical part can be made more stable. This helps to block stray light from passing through the optical surface. Specifically, the diameter of the optical part is φO, and the diameter of the first light hole is φH1, which can meet the following conditions: 1.07 < φO/φH1 < 3.8.

內周面為第一內周面，另一內周面為第二內周面，第一內周面與第二內周面之間的夾角為θt，其可滿足下列條件：27度＜ θt ＜ 171度。The inner circumferential surface is a first inner circumferential surface, the other inner circumferential surface is a second inner circumferential surface, and an angle between the first inner circumferential surface and the second inner circumferential surface is θt, which can meet the following conditions: 27 degrees < θt < 171 degrees.

透鏡的直徑為φL，光學部的直徑為φO，其可滿足下列條件：1.04 ＜ φL/φO ＜ 3.1。藉此，有助於實現更多樣的光學設計。The diameter of the lens is φL, and the diameter of the optical part is φO, which can meet the following conditions: 1.04 ＜ φL/φO ＜ 3.1. This helps to achieve more diverse optical designs.

上述本揭示內容光學鏡頭中的各技術特徵皆可組合配置，而達到對應之功效。The various technical features of the optical lens disclosed above can be combined and configured to achieve corresponding effects.

本揭示內容提供一種電子裝置，其中電子裝置包含前述的光學鏡頭。進一步來說，電子裝置可為手機、車用裝置、虛擬實境(virtual reality, VR)或擴增實境(Augmented Reality, AR)，但並不以此為限。The present disclosure provides an electronic device, wherein the electronic device includes the aforementioned optical lens. Furthermore, the electronic device may be a mobile phone, a car device, a virtual reality (VR) or an augmented reality (AR), but is not limited thereto.

根據上述實施方式，以下提出具體實施方式與實施例並配合圖式予以詳細說明。According to the above implementation, specific implementations and examples are proposed below and described in detail with reference to the drawings.

＜第一實施方式＞＜First implementation method＞

請參照第1A圖至第1C圖，其中第1A圖繪示依照本揭示內容第一實施方式中電子裝置10的部分剖視圖，第1B圖繪示依照第1A圖第一實施方式中電子裝置10的分解圖，第1C圖繪示依照第1A圖第一實施方式中電子裝置10的剖面圖。由第1A圖至第1C圖可知，電子裝置10包含一光學鏡頭（圖未標示）、一光路轉折元件11及一感光元件12，其中光路轉折元件11設置於光學鏡頭的像側，且感光元件12設置於光學鏡頭的一成像面IF。進一步來說，電子裝置10可為手機、車用裝置、虛擬實境或擴增實境，但並不以此為限。Please refer to FIG. 1A to FIG. 1C, wherein FIG. 1A shows a partial cross-sectional view of an electronic device 10 according to the first embodiment of the present disclosure, FIG. 1B shows an exploded view of the electronic device 10 according to the first embodiment of FIG. 1A, and FIG. 1C shows a cross-sectional view of the electronic device 10 according to the first embodiment of FIG. 1A. As can be seen from FIG. 1A to FIG. 1C, the electronic device 10 includes an optical lens (not shown), an optical path bending element 11, and a photosensitive element 12, wherein the optical path bending element 11 is disposed on the image side of the optical lens, and the photosensitive element 12 is disposed on an imaging plane IF of the optical lens. Furthermore, the electronic device 10 can be a mobile phone, a car device, a virtual reality, or an augmented reality, but is not limited thereto.

光學鏡頭包含一複合透鏡110與一透鏡組120，其中透鏡組120包含複數透鏡121、122、123，複合透鏡110包含一光學部140與一延伸部150。進一步來說，複合透鏡110可具有容納功能，並用以容置透鏡組120，其中複合透鏡110的光學部140設置於透鏡組120的物側，且透鏡121與複合透鏡110沿一光軸X相鄰設置。具體而言，複合透鏡110有助於減少組裝誤差。The optical lens includes a compound lens 110 and a lens assembly 120, wherein the lens assembly 120 includes a plurality of lenses 121, 122, and 123, and the compound lens 110 includes an optical portion 140 and an extension portion 150. In other words, the compound lens 110 may have a receiving function and is used to receive the lens assembly 120, wherein the optical portion 140 of the compound lens 110 is disposed on the object side of the lens assembly 120, and the lens 121 and the compound lens 110 are disposed adjacent to each other along an optical axis X. Specifically, the compound lens 110 helps to reduce assembly errors.

詳細來說，光學部140的材料可為玻璃，且延伸部150的材料可為塑膠，其中光學部140進一步可為模造玻璃或研磨玻璃，但並不以此為限。據此，玻璃材質的光學部140有助於提升光學鏡頭的環境耐受度，且由於塑膠相較於玻璃容易加工，故透過塑膠材質的延伸部150有助於增加光學鏡頭的設計自由度。Specifically, the optical portion 140 may be made of glass, and the extension portion 150 may be made of plastic, wherein the optical portion 140 may further be molded glass or ground glass, but is not limited thereto. Accordingly, the optical portion 140 made of glass helps to improve the environmental tolerance of the optical lens, and since plastic is easier to process than glass, the extension portion 150 made of plastic helps to increase the design freedom of the optical lens.

請參照第1D圖至第1I圖，其中第1D圖繪示依照第1A圖第一實施方式中複合透鏡110的立體透視圖，第1E圖繪示依照第1A圖第一實施方式中複合透鏡110的俯視圖，第1F圖繪示依照第1E圖第一實施方式中複合透鏡110沿剖線1F-1F的剖面圖，第1G圖繪示依照第1F圖第一實施方式中複合透鏡110的部分放大圖，第1H圖繪示依照第1A圖第一實施方式中複合透鏡110的部分剖視圖，第1I圖繪示依照第1A圖第一實施方式中複合透鏡110的另一部分剖視圖。由第1C圖至第1I圖可知，光學部140包含一第一光學面141、一第二光學面142及一連接面143，光軸X通過光學部140，且延伸部150不透光，延伸部150環繞且包覆連接面143，並與光學部140一體成型，其中一光線L通過第一光學面141進入光學部140，第二光學面142相對第一光學面141設置，光線L通過第二光學面142離開光學部140，連接面143環繞光軸X且連接第一光學面141與第二光學面142。必須說明的是，光學部140與延伸部150之間的線條僅用以表示二者個別分布的範圍。Please refer to Figures 1D to 1I, wherein Figure 1D shows a three-dimensional perspective view of the compound lens 110 in the first embodiment according to Figure 1A, Figure 1E shows a top view of the compound lens 110 in the first embodiment according to Figure 1A, Figure 1F shows a cross-sectional view of the compound lens 110 along the section line 1F-1F in the first embodiment according to Figure 1E, Figure 1G shows a partial enlarged view of the compound lens 110 in the first embodiment according to Figure 1F, Figure 1H shows a partial cross-sectional view of the compound lens 110 in the first embodiment according to Figure 1A, and Figure 1I shows another partial cross-sectional view of the compound lens 110 in the first embodiment according to Figure 1A. As can be seen from FIG. 1C to FIG. 1I, the optical part 140 includes a first optical surface 141, a second optical surface 142, and a connecting surface 143, the optical axis X passes through the optical part 140, and the extension part 150 is opaque, the extension part 150 surrounds and covers the connecting surface 143, and is formed integrally with the optical part 140, wherein a light ray L enters the optical part 140 through the first optical surface 141, the second optical surface 142 is arranged opposite to the first optical surface 141, the light ray L leaves the optical part 140 through the second optical surface 142, and the connecting surface 143 surrounds the optical axis X and connects the first optical surface 141 and the second optical surface 142. It must be explained that the line between the optical part 140 and the extension part 150 is only used to indicate the range of their respective distribution.

由第1D圖與第1E圖可知，延伸部150包含四注料痕151，且注料痕151於延伸部150上呈軸對稱設置。透過注料痕151軸對稱設置有助於改善複合透鏡110的製造品質。As shown in FIG. 1D and FIG. 1E , the extension portion 150 includes four injection marks 151, and the injection marks 151 are axially symmetrically arranged on the extension portion 150. The axially symmetrical arrangement of the injection marks 151 helps to improve the manufacturing quality of the compound lens 110.

由第1E圖及第1G圖至第1I圖可知，延伸部150貼合光學部140朝靠近光軸X的方向延伸，並於第一光學面141與第二光學面142中的其中一者形成一通光孔，且於第一光學面141與第二光學面142中的另一者形成另一通光孔。第一實施方式中，延伸部150分別於第一光學面141與第二光學面142形成一第一通光孔161與一第二通光孔162。透過延伸部150同時包覆第一光學面141與第二光學面142，可使光學部140更為穩固，且於第一光學面141與第二光學面142分別設置第一通光孔161與第二通光孔162有助於進一步減少雜散光。As can be seen from FIG. 1E and FIG. 1G to FIG. 1I, the extension portion 150 extends in a direction close to the optical axis X in conjunction with the optical portion 140, and forms a light-through hole on one of the first optical surface 141 and the second optical surface 142, and forms another light-through hole on the other of the first optical surface 141 and the second optical surface 142. In the first embodiment, the extension portion 150 forms a first light-through hole 161 and a second light-through hole 162 on the first optical surface 141 and the second optical surface 142, respectively. By simultaneously covering the first optical surface 141 and the second optical surface 142 with the extension portion 150, the optical portion 140 can be made more stable, and the first light-through hole 161 and the second light-through hole 162 provided on the first optical surface 141 and the second optical surface 142, respectively, can help further reduce stray light.

由第1G圖至第1I圖可知，通光孔的輪廓由一內周面定義，且另一通光孔的輪廓由另一內周面定義。第一實施方式中，第一通光孔161的輪廓由一第一內周面171定義，且第二通光孔162的輪廓由一第二內周面172定義。As can be seen from FIG. 1G to FIG. 1I, the contour of the light-through hole is defined by an inner peripheral surface, and the contour of another light-through hole is defined by another inner peripheral surface. In the first embodiment, the contour of the first light-through hole 161 is defined by a first inner peripheral surface 171, and the contour of the second light-through hole 162 is defined by a second inner peripheral surface 172.

由第1C圖、第1F圖及第1G圖可知，光學部140的玻璃轉化溫度為TgO，延伸部150的玻璃轉化溫度為TgE；第一內周面171與第二內周面172之間的夾角為θt；第一內周面171與光軸X之間的夾角為θa1，第二內周面172與光軸X之間的夾角為θa2；第一內周面171與光學部140二者之間於第一通光孔161的邊緣處形成一接觸角，接觸角為θb1；第二內周面172與光學部140二者之間於第二通光孔162的邊緣處形成一接觸角，接觸角為θb2；光學部140的直徑為φO，通光孔（即第一通光孔161）的直徑為φH，透鏡121的直徑為φL，所述參數滿足下列表1條件。表1、第一實施方式 TgO ( ^oC) 567 θb2 (度) 62 TgE ( ^oC) 147 φO (mm) 6.49 TgO-TgE ( ^oC) 420 φH (mm) 5.6 θt (度) 116 φL (mm) 6.89 θa1 (度) 35 φO/φH 1.16 θa2 (度) 29 φL/φO 1.06 θb1 (度) 73 As shown in FIG. 1C, FIG. 1F, and FIG. 1G, the glass transition temperature of the optical portion 140 is TgO, and the glass transition temperature of the extension portion 150 is TgE; the angle between the first inner circumferential surface 171 and the second inner circumferential surface 172 is θt; the angle between the first inner circumferential surface 171 and the optical axis X is θa1, and the angle between the second inner circumferential surface 172 and the optical axis X is θa2; the angle between the first inner circumferential surface 171 and the optical portion 140 is θt; the angle between the first inner circumferential surface 171 and the optical axis X is θa2; 0 forms a contact angle at the edge of the first light hole 161, and the contact angle is θb1; a contact angle is formed between the second inner circumferential surface 172 and the optical portion 140 at the edge of the second light hole 162, and the contact angle is θb2; the diameter of the optical portion 140 is φO, the diameter of the light hole (i.e., the first light hole 161) is φH, and the diameter of the lens 121 is φL, and the parameters meet the conditions in Table 1 below. Table 1. First Implementation TgO ( ^o C) 567 θb2 (degrees) 62 TgE ( ^o C) 147 φO (mm) 6.49 TgO-TgE ( ^o C) 420 φH (mm) 5.6 θt (degrees) 116 φL (mm) 6.89 θa1 (degrees) 35 φO/φH 1.16 θa2 (degrees) 29 φL/φO 1.06 θb1 (degrees) 73

＜第二實施方式＞＜Second implementation method＞

請參照第2A圖至第2C圖，其中第2A圖繪示依照本揭示內容第二實施方式中電子裝置20的部分剖視圖，第2B圖繪示依照第2A圖第二實施方式中電子裝置20的分解圖，第2C圖繪示依照第2A圖第二實施方式中電子裝置20的剖面圖。由第2A圖至第2C圖可知，電子裝置20包含一光學鏡頭（圖未標示）與一感光元件22，其中感光元件22設置於光學鏡頭的一成像面IF。Please refer to FIG. 2A to FIG. 2C, wherein FIG. 2A shows a partial cross-sectional view of an electronic device 20 according to a second embodiment of the present disclosure, FIG. 2B shows an exploded view of the electronic device 20 according to the second embodiment of FIG. 2A, and FIG. 2C shows a cross-sectional view of the electronic device 20 according to the second embodiment of FIG. 2A. As can be seen from FIG. 2A to FIG. 2C, the electronic device 20 includes an optical lens (not shown) and a photosensitive element 22, wherein the photosensitive element 22 is disposed on an imaging plane IF of the optical lens.

光學鏡頭包含一複合透鏡210、一透鏡組220、一固定件281及一容置件282，其中透鏡組220包含複數透鏡221、222、223、224、225，複合透鏡210包含一光學部240與一延伸部250，容置件282用以容置複合透鏡210與透鏡組220，且固定件281設置於透鏡221的物側。進一步來說，複合透鏡210的光學部240設置於透鏡224的物側，且透鏡224與複合透鏡210沿一光軸X相鄰設置。具體而言，複合透鏡210有助於減少組裝誤差。The optical lens includes a compound lens 210, a lens assembly 220, a fixing member 281 and a receiving member 282, wherein the lens assembly 220 includes a plurality of lenses 221, 222, 223, 224, 225, the compound lens 210 includes an optical portion 240 and an extension portion 250, the receiving member 282 is used to receive the compound lens 210 and the lens assembly 220, and the fixing member 281 is disposed on the object side of the lens 221. Specifically, the optical portion 240 of the compound lens 210 is disposed on the object side of the lens 224, and the lens 224 and the compound lens 210 are disposed adjacent to each other along an optical axis X. Specifically, compound lens 210 helps reduce assembly errors.

詳細來說，光學部240的材料可為玻璃，且延伸部250的材料可為塑膠，其中光學部240進一步可為模造玻璃或研磨玻璃，但並不以此為限。據此，玻璃材質的光學部240有助於提升光學鏡頭的環境耐受度，且由於塑膠相較於玻璃容易加工，故透過塑膠材質的延伸部250有助於增加光學鏡頭的設計自由度。Specifically, the optical portion 240 may be made of glass, and the extension portion 250 may be made of plastic, wherein the optical portion 240 may further be molded glass or ground glass, but is not limited thereto. Accordingly, the optical portion 240 made of glass helps to improve the environmental tolerance of the optical lens, and since plastic is easier to process than glass, the extension portion 250 made of plastic helps to increase the design freedom of the optical lens.

請參照第2D圖至第2I圖，其中第2D圖繪示依照第2A圖第二實施方式中複合透鏡210的立體透視圖，第2E圖繪示依照第2A圖第二實施方式中複合透鏡210的俯視圖，第2F圖繪示依照第2E圖第二實施方式中複合透鏡210沿剖線2F-2F的剖面圖，第2G圖繪示依照第2F圖第二實施方式中複合透鏡210的部分放大圖，第2H圖繪示依照第2A圖第二實施方式的第一實施例中複合透鏡210的部分剖視圖，第2I圖繪示依照第2A圖第二實施方式的第一實施例中複合透鏡210的另一部分剖視圖。由第2D圖至第2I圖可知，光學部240包含一第一光學面241、一第二光學面242及一連接面243，光軸X通過光學部240，且延伸部250不透光，延伸部250環繞且包覆連接面243與光學部240一體成型，其中一光線（圖未繪示）通過第一光學面241進入光學部240，第二光學面242相對第一光學面241設置，光線通過第二光學面242離開光學部240，連接面243環繞光軸X且連接第一光學面241與第二光學面242。必須說明的是，光學部240與延伸部250之間的線條僅用以表示二者個別分布的範圍。Please refer to Figures 2D to 2I, wherein Figure 2D shows a three-dimensional perspective view of the compound lens 210 in the second embodiment according to Figure 2A, Figure 2E shows a top view of the compound lens 210 in the second embodiment according to Figure 2A, Figure 2F shows a cross-sectional view of the compound lens 210 along the section line 2F-2F in the second embodiment according to Figure 2E, Figure 2G shows a partial enlarged view of the compound lens 210 in the second embodiment according to Figure 2F, Figure 2H shows a partial cross-sectional view of the compound lens 210 in the first embodiment according to the second embodiment of Figure 2A, and Figure 2I shows another partial cross-sectional view of the compound lens 210 in the first embodiment according to the second embodiment of Figure 2A. As can be seen from FIG. 2D to FIG. 2I, the optical part 240 includes a first optical surface 241, a second optical surface 242 and a connecting surface 243, the optical axis X passes through the optical part 240, and the extension part 250 is opaque, the extension part 250 surrounds and covers the connecting surface 243 and is formed integrally with the optical part 240, wherein a light ray (not shown) enters the optical part 240 through the first optical surface 241, the second optical surface 242 is arranged opposite to the first optical surface 241, the light ray leaves the optical part 240 through the second optical surface 242, and the connecting surface 243 surrounds the optical axis X and connects the first optical surface 241 and the second optical surface 242. It must be explained that the line between the optical part 240 and the extension part 250 is only used to indicate the range of their respective distribution.

由第2D圖與第2E圖可知，延伸部250包含二注料痕251，且注料痕251於延伸部250上呈軸對稱設置。透過注料痕251軸對稱設置有助於改善複合透鏡210的製造品質。As can be seen from FIG. 2D and FIG. 2E , the extension portion 250 includes two injection marks 251, and the injection marks 251 are axially symmetrically arranged on the extension portion 250. The axially symmetrical arrangement of the injection marks 251 helps to improve the manufacturing quality of the compound lens 210.

由第2E圖及第2G圖至第2I圖可知，延伸部250貼合光學部240朝靠近光軸X的方向延伸，並於第一光學面241與第二光學面242中的其中一者形成一通光孔，且於第一光學面241與第二光學面242中的另一者形成另一通光孔。第二實施方式中，延伸部250分別於第一光學面241與第二光學面242形成一第一通光孔261與一第二通光孔262。透過延伸部250同時包覆第一光學面241與第二光學面242，可使光學部240更為穩固，且於第一光學面241與第二光學面242分別設置第一通光孔261與第二通光孔262有助於進一步減少雜散光。As can be seen from FIG. 2E and FIG. 2G to FIG. 2I, the extension portion 250 extends in a direction close to the optical axis X in conjunction with the optical portion 240, and forms a light-through hole on one of the first optical surface 241 and the second optical surface 242, and forms another light-through hole on the other of the first optical surface 241 and the second optical surface 242. In the second embodiment, the extension portion 250 forms a first light-through hole 261 and a second light-through hole 262 on the first optical surface 241 and the second optical surface 242, respectively. The optical portion 240 can be made more stable by the extension portion 250 covering the first optical surface 241 and the second optical surface 242 at the same time, and the first light-through hole 261 and the second light-through hole 262 are respectively provided on the first optical surface 241 and the second optical surface 242, which helps to further reduce stray light.

由第2G圖至第2I圖可知，通光孔的輪廓由一內周面定義，且另一通光孔的輪廓由另一內周面定義。第二實施方式中，第一通光孔261的輪廓由一第一內周面271定義，且第二通光孔262的輪廓由一第二內周面272定義。As can be seen from FIG. 2G to FIG. 2I , the contour of the light-through hole is defined by an inner peripheral surface, and the contour of another light-through hole is defined by another inner peripheral surface. In the second embodiment, the contour of the first light-through hole 261 is defined by a first inner peripheral surface 271 , and the contour of the second light-through hole 262 is defined by a second inner peripheral surface 272 .

由第2C圖與第2I圖可知，延伸部250可具有一平面252與一錐面253，其中平面252、錐面253與透鏡224實體接觸。透過平面252與錐面253可使延伸部250具有嵌合機能，藉以使複合透鏡210與透鏡224組裝定位。As can be seen from FIG. 2C and FIG. 2I , the extension portion 250 may have a plane 252 and a cone 253, wherein the plane 252, the cone 253 are in physical contact with the lens 224. The plane 252 and the cone 253 may allow the extension portion 250 to have a fitting function, thereby assembling and positioning the compound lens 210 and the lens 224.

由第2F圖可知，第一光學面241與第二光學面242可皆為凸面。藉此，有助於壓縮光學鏡頭的體積。As shown in FIG. 2F , both the first optical surface 241 and the second optical surface 242 can be convex surfaces, thereby helping to compress the volume of the optical lens.

由第2C圖、第2F圖及第2G圖可知，第一內周面271與第二內周面272之間的夾角為θt；第一內周面271與光軸X之間的夾角為θa1，第二內周面272與光軸X之間的夾角為θa2；第一內周面271與光學部240二者之間於第一通光孔261的邊緣處形成一接觸角，接觸角為θb1；第二內周面272與光學部240二者之間於第二通光孔262的邊緣處形成一接觸角，接觸角為θb2；光學部240的直徑為φO，通光孔（即第一通光孔261）的直徑為φH，透鏡224的直徑為φL，所述參數滿足下列表2條件。表2、第二實施方式 θt (度) 114 φO (mm) 5.4 θa1 (度) 30 φH (mm) 1.8 θa2 (度) 36 φL (mm) 6.9 θb1 (度) 70 φO/φH 3 θb2 (度) 62 φL/φO 1.28 As shown in FIG. 2C, FIG. 2F and FIG. 2G, the angle between the first inner circumference 271 and the second inner circumference 272 is θt; the angle between the first inner circumference 271 and the optical axis X is θa1, and the angle between the second inner circumference 272 and the optical axis X is θa2; the angle between the first inner circumference 271 and the optical portion 240 at the edge of the first light hole 261 is A contact angle is formed, and the contact angle is θb1; a contact angle is formed between the second inner circumferential surface 272 and the optical portion 240 at the edge of the second light hole 262, and the contact angle is θb2; the diameter of the optical portion 240 is φO, the diameter of the light hole (i.e., the first light hole 261) is φH, and the diameter of the lens 224 is φL. The parameters meet the conditions in Table 2 below. Table 2, second implementation θt (degrees) 114 φO (mm) 5.4 θa1 (degrees) 30 φH (mm) 1.8 θa2 (degrees) 36 φL (mm) 6.9 θb1 (degrees) 70 φO/φH 3 θb2 (degrees) 62 φL/φO 1.28

請參照第2J圖，其繪示依照第2A圖第二實施方式的第二實施例中複合透鏡210的部分剖視圖。由第2J圖可知，延伸部250可更包含一消光結構254，其中消光結構254使延伸部250的表面輪廓呈凹凸起伏。藉此，有助於減少雜散光反射。進一步來說，消光結構254可為三角柱狀，並以光軸X為中心放射狀設置。Please refer to FIG. 2J, which shows a partial cross-sectional view of the composite lens 210 in the second embodiment according to the second embodiment of FIG. 2A. As can be seen from FIG. 2J, the extension portion 250 may further include a matte structure 254, wherein the matte structure 254 makes the surface profile of the extension portion 250 concave and convex. This helps to reduce stray light reflection. In particular, the matte structure 254 may be in the shape of a triangular prism and is radially arranged with the optical axis X as the center.

請參照第2K圖，其繪示依照第2A圖第二實施方式的第三實施例中複合透鏡210的部分剖視圖。由第2K圖可知，消光結構254可為圓柱狀，並以光軸X為中心同心圓設置。Please refer to FIG. 2K, which shows a partial cross-sectional view of the composite lens 210 in the third embodiment according to the second embodiment of FIG. 2A. As can be seen from FIG. 2K, the matte structure 254 can be cylindrical and is arranged concentrically with the optical axis X as the center.

＜第三實施方式＞＜Third implementation method＞

請參照第3A圖至第3C圖，其中第3A圖繪示依照本揭示內容第三實施方式中電子裝置30的部分剖視圖，第3B圖繪示依照第3A圖第三實施方式中電子裝置30的分解圖，第3C圖繪示依照第3A圖第三實施方式中電子裝置30的剖面圖。由第3A圖至第3C圖可知，電子裝置30包含一光學鏡頭（圖未標示）與一感光元件32，其中感光元件32設置於光學鏡頭的一成像面IF。Please refer to FIG. 3A to FIG. 3C, wherein FIG. 3A shows a partial cross-sectional view of an electronic device 30 according to a third embodiment of the present disclosure, FIG. 3B shows an exploded view of the electronic device 30 according to the third embodiment of FIG. 3A, and FIG. 3C shows a cross-sectional view of the electronic device 30 according to the third embodiment of FIG. 3A. As can be seen from FIG. 3A to FIG. 3C, the electronic device 30 includes an optical lens (not shown) and a photosensitive element 32, wherein the photosensitive element 32 is disposed on an imaging plane IF of the optical lens.

光學鏡頭包含一複合透鏡310、一透鏡組320及一容置件382，其中透鏡組320包含複數透鏡321、322、323、324、325、326，複合透鏡310包含一光學部340與一延伸部350，且容置件382用以容置透鏡組320。進一步來說，複合透鏡310的光學部340設置於透鏡321的物側，且透鏡321與複合透鏡310沿一光軸X相鄰設置。具體而言，複合透鏡310有助於減少組裝誤差。The optical lens includes a compound lens 310, a lens assembly 320 and a receiving part 382, wherein the lens assembly 320 includes a plurality of lenses 321, 322, 323, 324, 325, 326, the compound lens 310 includes an optical portion 340 and an extension portion 350, and the receiving part 382 is used to receive the lens assembly 320. Specifically, the optical portion 340 of the compound lens 310 is disposed on the object side of the lens 321, and the lens 321 and the compound lens 310 are disposed adjacent to each other along an optical axis X. Specifically, the compound lens 310 helps to reduce assembly errors.

詳細來說，光學部340的材料可為玻璃，且延伸部350的材料可為塑膠，其中光學部340進一步可為模造玻璃或研磨玻璃，但並不以此為限。據此，玻璃材質的光學部340有助於提升光學鏡頭的環境耐受度，且由於塑膠相較於玻璃容易加工，故透過塑膠材質的延伸部350有助於增加光學鏡頭的設計自由度。Specifically, the optical portion 340 may be made of glass, and the extension portion 350 may be made of plastic, wherein the optical portion 340 may further be molded glass or ground glass, but is not limited thereto. Accordingly, the optical portion 340 made of glass helps to improve the environmental tolerance of the optical lens, and since plastic is easier to process than glass, the extension portion 350 made of plastic helps to increase the design freedom of the optical lens.

請參照第3D圖至第3I圖，其中第3D圖繪示依照第3A圖第三實施方式中複合透鏡310的立體透視圖，第3E圖繪示依照第3A圖第三實施方式中複合透鏡310的俯視圖，第3F圖繪示依照第3E圖第三實施方式中複合透鏡310沿剖線3F-3F的剖面圖，第3G圖繪示依照第3F圖第三實施方式中複合透鏡310的部分放大圖，第3H圖繪示依照第3A圖第三實施方式中複合透鏡310的部分剖視圖，第3I圖繪示依照第3A圖第三實施方式中複合透鏡310的另一部分剖視圖。由第3D圖至第3I圖可知，光學部340包含一第一光學面341、一第二光學面342及一連接面343，光軸X通過光學部340，且延伸部350不透光，延伸部350環繞且包覆連接面343與光學部340一體成型，其中一光線（圖未繪示）通過第一光學面341進入光學部340，第二光學面342相對第一光學面341設置，光線通過第二光學面342離開光學部340，連接面343環繞光軸X且連接第一光學面341與第二光學面342。必須說明的是，光學部340與延伸部350之間的線條僅用以表示二者個別分布的範圍。Please refer to Figures 3D to 3I, wherein Figure 3D shows a three-dimensional perspective view of the compound lens 310 in the third embodiment according to Figure 3A, Figure 3E shows a top view of the compound lens 310 in the third embodiment according to Figure 3A, Figure 3F shows a cross-sectional view of the compound lens 310 along section line 3F-3F in the third embodiment according to Figure 3E, Figure 3G shows a partial enlarged view of the compound lens 310 in the third embodiment according to Figure 3F, Figure 3H shows a partial cross-sectional view of the compound lens 310 in the third embodiment according to Figure 3A, and Figure 3I shows another partial cross-sectional view of the compound lens 310 in the third embodiment according to Figure 3A. As can be seen from FIG. 3D to FIG. 3I, the optical part 340 includes a first optical surface 341, a second optical surface 342 and a connecting surface 343, the optical axis X passes through the optical part 340, and the extension part 350 is opaque, the extension part 350 surrounds and covers the connecting surface 343 and is formed integrally with the optical part 340, wherein a light ray (not shown) enters the optical part 340 through the first optical surface 341, the second optical surface 342 is arranged opposite to the first optical surface 341, the light ray leaves the optical part 340 through the second optical surface 342, and the connecting surface 343 surrounds the optical axis X and connects the first optical surface 341 and the second optical surface 342. It must be explained that the line between the optical part 340 and the extension part 350 is only used to indicate the range of their respective distribution.

由第3D圖與第3E圖可知，延伸部350包含三注料痕351，且注料痕351於延伸部350上呈軸對稱設置。透過注料痕351軸對稱設置有助於改善複合透鏡310的製造品質。As can be seen from FIG. 3D and FIG. 3E , the extension portion 350 includes three injection marks 351, and the injection marks 351 are axially symmetrically arranged on the extension portion 350. The axially symmetrical arrangement of the injection marks 351 helps to improve the manufacturing quality of the compound lens 310.

由第3E圖及第3G圖至第3I圖可知，延伸部350貼合光學部340朝靠近光軸X的方向延伸，並於第一光學面341與第二光學面342中的其中一者形成一通光孔，且於第一光學面341與第二光學面342中的另一者形成另一通光孔。第三實施方式中，延伸部350分別於第一光學面341與第二光學面342形成一第一通光孔361與一第二通光孔362。透過延伸部350同時包覆第一光學面341與第二光學面342，可使光學部340更為穩固，且於第一光學面341與第二光學面342分別設置第一通光孔361與第二通光孔362有助於進一步減少雜散光。As can be seen from FIG. 3E and FIG. 3G to FIG. 3I, the extension portion 350 extends in a direction close to the optical axis X in conjunction with the optical portion 340, and forms a light-through hole on one of the first optical surface 341 and the second optical surface 342, and forms another light-through hole on the other of the first optical surface 341 and the second optical surface 342. In the third embodiment, the extension portion 350 forms a first light-through hole 361 and a second light-through hole 362 on the first optical surface 341 and the second optical surface 342, respectively. The optical portion 340 can be made more stable by the extension portion 350 covering the first optical surface 341 and the second optical surface 342 at the same time, and the first light-through hole 361 and the second light-through hole 362 are respectively provided on the first optical surface 341 and the second optical surface 342, which helps to further reduce stray light.

由第3G圖至第3I圖可知，通光孔的輪廓由一內周面定義，且另一通光孔的輪廓由另一內周面定義。第三實施方式中，第一通光孔361的輪廓由一第一內周面371定義，且第二通光孔362的輪廓由一第二內周面372定義。As can be seen from FIG. 3G to FIG. 3I, the contour of the light-through hole is defined by an inner peripheral surface, and the contour of another light-through hole is defined by another inner peripheral surface. In the third embodiment, the contour of the first light-through hole 361 is defined by a first inner peripheral surface 371, and the contour of the second light-through hole 362 is defined by a second inner peripheral surface 372.

由第3C圖、第3F圖及第3G圖可知，第一內周面371與第二內周面372之間的夾角為θt；第一內周面371與光軸X之間的夾角為θa1，第二內周面372與光軸X之間的夾角為θa2；第一內周面371與光學部340二者之間於第一通光孔361的邊緣處形成一接觸角，接觸角為θb1；第二內周面372與光學部340二者之間於第二通光孔362的邊緣處形成一接觸角，接觸角為θb2；光學部340的直徑為φO，通光孔（即第一通光孔361）的直徑為φH，透鏡321的直徑為φL，所述參數滿足下列表3條件。表3、第三實施方式 θt (度) 97 φO (mm) 4.11 θa1 (度) 35 φH (mm) 3.7 θa2 (度) 48 φL (mm) 6.7 θb1 (度) 85 φO/φH 1.11 θb2 (度) 51 φL/φO 1.63 As can be seen from FIG. 3C, FIG. 3F and FIG. 3G, the angle between the first inner circumference 371 and the second inner circumference 372 is θt; the angle between the first inner circumference 371 and the optical axis X is θa1, and the angle between the second inner circumference 372 and the optical axis X is θa2; the angle between the first inner circumference 371 and the optical portion 340 at the edge of the first light hole 361 is A contact angle is formed, and the contact angle is θb1; a contact angle is formed between the second inner circumferential surface 372 and the optical part 340 at the edge of the second light hole 362, and the contact angle is θb2; the diameter of the optical part 340 is φO, the diameter of the light hole (i.e., the first light hole 361) is φH, and the diameter of the lens 321 is φL. The parameters meet the conditions in Table 3 below. Table 3: Third Implementation θt (degrees) 97 φO (mm) 4.11 θa1 (degrees) 35 φH (mm) 3.7 θa2 (degrees) 48 φL (mm) 6.7 θb1 (degrees) 85 φO/φH 1.11 θb2 (degrees) 51 φL/φO 1.63

＜第四實施方式＞<Fourth implementation method>

請參照第4A圖至第4C圖，其中第4A圖繪示依照本揭示內容第四實施方式中電子裝置40的部分剖視圖，第4B圖繪示依照第4A圖第四實施方式中電子裝置40的分解圖，第4C圖繪示依照第4A圖第四實施方式中電子裝置40的剖面圖。由第4A圖至第4C圖可知，電子裝置40包含一光學鏡頭（圖未標示）與一感光元件42，其中感光元件42設置於光學鏡頭的一成像面IF。Please refer to FIG. 4A to FIG. 4C, wherein FIG. 4A shows a partial cross-sectional view of an electronic device 40 according to a fourth embodiment of the present disclosure, FIG. 4B shows an exploded view of the electronic device 40 according to FIG. 4A, and FIG. 4C shows a cross-sectional view of the electronic device 40 according to the fourth embodiment of FIG. 4A. As can be seen from FIG. 4A to FIG. 4C, the electronic device 40 includes an optical lens (not shown) and a photosensitive element 42, wherein the photosensitive element 42 is disposed on an imaging plane IF of the optical lens.

光學鏡頭包含一複合透鏡410、一透鏡組420及一容置件482，其中透鏡組420包含複數透鏡421、422、423、424、425，複合透鏡410包含一光學部440與一延伸部450，且容置件482用以容置複合透鏡410與透鏡組420。進一步來說，複合透鏡410的光學部440設置於透鏡424的物側，且透鏡424與複合透鏡410沿一光軸X相鄰設置。具體而言，複合透鏡410有助於減少組裝誤差。The optical lens includes a compound lens 410, a lens assembly 420 and a receiving part 482, wherein the lens assembly 420 includes a plurality of lenses 421, 422, 423, 424, 425, the compound lens 410 includes an optical portion 440 and an extension portion 450, and the receiving part 482 is used to receive the compound lens 410 and the lens assembly 420. Specifically, the optical portion 440 of the compound lens 410 is disposed on the object side of the lens 424, and the lens 424 and the compound lens 410 are disposed adjacent to each other along an optical axis X. Specifically, the compound lens 410 helps to reduce assembly errors.

詳細來說，光學部440的材料可為玻璃，且延伸部450的材料可為塑膠，其中光學部440進一步可為模造玻璃或研磨玻璃，但並不以此為限。據此，玻璃材質的光學部440有助於提升光學鏡頭的環境耐受度，且由於塑膠相較於玻璃容易加工，故透過塑膠材質的延伸部450有助於增加光學鏡頭的設計自由度。Specifically, the optical portion 440 may be made of glass, and the extension portion 450 may be made of plastic, wherein the optical portion 440 may further be molded glass or ground glass, but is not limited thereto. Accordingly, the optical portion 440 made of glass helps to improve the environmental tolerance of the optical lens, and since plastic is easier to process than glass, the extension portion 450 made of plastic helps to increase the design freedom of the optical lens.

請參照第4D圖至第4I圖，其中第4D圖繪示依照第4A圖第四實施方式中複合透鏡410的立體透視圖，第4E圖繪示依照第4A圖第四實施方式中複合透鏡410的俯視圖，第4F圖繪示依照第4E圖第四實施方式中複合透鏡410沿剖線4F-4F的剖面圖，第4G圖繪示依照第4F圖第四實施方式中複合透鏡410的部分放大圖，第4H圖繪示依照第4A圖第四實施方式中複合透鏡410的部分剖視圖，第4I圖繪示依照第4A圖第四實施方式中複合透鏡410的另一部分剖視圖。由第4D圖至第4I圖可知，光學部440包含一第一光學面441、一第二光學面442及一連接面443，光軸X通過光學部440，且延伸部450不透光，延伸部450環繞且包覆連接面443與光學部440一體成型，其中一光線（圖未繪示）通過第一光學面441進入光學部440，第二光學面442相對第一光學面441設置，光線通過第二光學面442離開光學部440，連接面443環繞光軸X且連接第一光學面441與第二光學面442。必須說明的是，光學部440與延伸部450之間的線條僅用以表示二者個別分布的範圍。Please refer to Figures 4D to 4I, wherein Figure 4D shows a three-dimensional perspective view of the compound lens 410 in the fourth embodiment according to Figure 4A, Figure 4E shows a top view of the compound lens 410 in the fourth embodiment according to Figure 4A, Figure 4F shows a cross-sectional view of the compound lens 410 along the section line 4F-4F in the fourth embodiment according to Figure 4E, Figure 4G shows a partial enlarged view of the compound lens 410 in the fourth embodiment according to Figure 4F, Figure 4H shows a partial cross-sectional view of the compound lens 410 in the fourth embodiment according to Figure 4A, and Figure 4I shows another partial cross-sectional view of the compound lens 410 in the fourth embodiment according to Figure 4A. As can be seen from FIG. 4D to FIG. 4I, the optical part 440 includes a first optical surface 441, a second optical surface 442 and a connecting surface 443, the optical axis X passes through the optical part 440, and the extension part 450 is opaque, the extension part 450 surrounds and covers the connecting surface 443 and is formed integrally with the optical part 440, wherein a light ray (not shown) enters the optical part 440 through the first optical surface 441, the second optical surface 442 is arranged opposite to the first optical surface 441, the light ray leaves the optical part 440 through the second optical surface 442, and the connecting surface 443 surrounds the optical axis X and connects the first optical surface 441 and the second optical surface 442. It must be explained that the line between the optical part 440 and the extension part 450 is only used to indicate the range of their respective distribution.

由第4D圖與第4E圖可知，延伸部450包含二注料痕451，且注料痕451於延伸部450上呈軸對稱設置。透過注料痕451軸對稱設置有助於改善複合透鏡410的製造品質。As shown in FIG. 4D and FIG. 4E , the extension portion 450 includes two injection marks 451 , and the injection marks 451 are axially symmetrically arranged on the extension portion 450 . The axially symmetrical arrangement of the injection marks 451 helps to improve the manufacturing quality of the compound lens 410 .

由第4E圖及第4G圖至第4I圖可知，延伸部450貼合光學部440朝靠近光軸X的方向延伸，並於第一光學面441與第二光學面442中的其中一者形成一通光孔，且於第一光學面441與第二光學面442中的另一者形成另一通光孔。第四實施方式中，延伸部450分別於第一光學面441與第二光學面442形成一第一通光孔461與一第二通光孔462。透過延伸部450同時包覆第一光學面441與第二光學面442，可使光學部440更為穩固，且於第一光學面441與第二光學面442分別設置第一通光孔461與第二通光孔462有助於進一步減少雜散光。As can be seen from FIG. 4E and FIG. 4G to FIG. 4I, the extension portion 450 extends in a direction close to the optical axis X in conjunction with the optical portion 440, and forms a light-through hole on one of the first optical surface 441 and the second optical surface 442, and forms another light-through hole on the other of the first optical surface 441 and the second optical surface 442. In the fourth embodiment, the extension portion 450 forms a first light-through hole 461 and a second light-through hole 462 on the first optical surface 441 and the second optical surface 442, respectively. The optical portion 440 can be made more stable by the extension portion 450 covering the first optical surface 441 and the second optical surface 442 at the same time, and the first light-through hole 461 and the second light-through hole 462 are respectively provided on the first optical surface 441 and the second optical surface 442, which helps to further reduce stray light.

由第4G圖至第4I圖可知，通光孔的輪廓由一內周面定義，且另一通光孔的輪廓由另一內周面定義。第四實施方式中，第一通光孔461的輪廓由一第一內周面471定義，且第二通光孔462的輪廓由一第二內周面472定義。As can be seen from FIG. 4G to FIG. 4I, the contour of the light-through hole is defined by an inner peripheral surface, and the contour of the other light-through hole is defined by another inner peripheral surface. In the fourth embodiment, the contour of the first light-through hole 461 is defined by a first inner peripheral surface 471, and the contour of the second light-through hole 462 is defined by a second inner peripheral surface 472.

由第4C圖、第4F圖及第4G圖可知，第一內周面471與第二內周面472之間的夾角為θt；第一內周面471與光軸X之間的夾角為θa1，第二內周面472與光軸X之間的夾角為θa2；第一內周面471與光學部440二者之間於第一通光孔461的邊緣處形成一接觸角，接觸角為θb1；第二內周面472與光學部440二者之間於第二通光孔462的邊緣處形成一接觸角，接觸角為θb2；光學部440的直徑為φO，通光孔（即第一通光孔461）的直徑為φH，透鏡424的直徑為φL，所述參數滿足下列表4條件。表4、第四實施方式 θt (度) 125 φO (mm) 3.1 θa1 (度) 15 φH (mm) 1.88 θa2 (度) 40 φL (mm) 6 θb1 (度) 82 φO/φH 1.65 θb2 (度) 80 φL/φO 1.94 As shown in FIG. 4C, FIG. 4F and FIG. 4G, the angle between the first inner circumference 471 and the second inner circumference 472 is θt; the angle between the first inner circumference 471 and the optical axis X is θa1, and the angle between the second inner circumference 472 and the optical axis X is θa2; the angle between the first inner circumference 471 and the optical portion 440 at the edge of the first light hole 461 is A contact angle is formed, and the contact angle is θb1; a contact angle is formed between the second inner circumferential surface 472 and the optical portion 440 at the edge of the second light hole 462, and the contact angle is θb2; the diameter of the optical portion 440 is φO, the diameter of the light hole (i.e., the first light hole 461) is φH, and the diameter of the lens 424 is φL. The parameters meet the conditions in Table 4 below. Table 4, fourth implementation θt (degrees) 125 φO (mm) 3.1 θa1 (degrees) 15 φH (mm) 1.88 θa2 (degrees) 40 φL (mm) 6 θb1 (degrees) 82 φO/φH 1.65 θb2 (degrees) 80 φL/φO 1.94

＜第五實施方式＞＜Fifth Implementation Mode＞

請參照第5A圖與第5B圖，其中第5A圖繪示依照本揭示內容第五實施方式中電子裝置50的示意圖，第5B圖繪示依照第5A圖第五實施方式中電子裝置50的方塊圖。由第5A圖與第5B圖可知，電子裝置50係一智慧型手機，且包含六光學鏡頭，分別為一超廣角光學鏡頭511、一廣角主光學鏡頭512、一長焦光學鏡頭513及三超長焦光學鏡頭514，其中光學鏡頭分別包含一複合透鏡（圖未繪示）。第五實施方式中，各光學鏡頭可為前述第一實施方式至第四實施方式的光學鏡頭，但並不以此為限。Please refer to FIG. 5A and FIG. 5B, wherein FIG. 5A is a schematic diagram of an electronic device 50 according to the fifth embodiment of the present disclosure, and FIG. 5B is a block diagram of the electronic device 50 according to FIG. 5A in the fifth embodiment. As can be seen from FIG. 5A and FIG. 5B, the electronic device 50 is a smart phone and includes six optical lenses, namely, an ultra-wide-angle optical lens 511, a wide-angle main optical lens 512, a telephoto optical lens 513, and three ultra-telephoto optical lenses 514, wherein the optical lenses each include a composite lens (not shown). In the fifth embodiment, each optical lens can be an optical lens of the first to fourth embodiments described above, but is not limited thereto.

具體而言，可透過切換不同視角的光學鏡頭，使電子裝置50實現光學變焦的功能。必須說明的是，鏡頭蓋板52僅為示意電子裝置50內部的超廣角光學鏡頭511、廣角主光學鏡頭512、長焦光學鏡頭513及超長焦光學鏡頭514，並不表示鏡頭蓋板52為可拆卸式的。Specifically, the electronic device 50 can realize the function of optical zoom by switching optical lenses of different viewing angles. It must be explained that the lens cover 52 is only used to illustrate the ultra-wide-angle optical lens 511, the wide-angle main optical lens 512, the telephoto optical lens 513 and the ultra-telephoto optical lens 514 inside the electronic device 50, and does not mean that the lens cover 52 is detachable.

電子裝置50更包含一感光元件53與一使用者介面54，其中感光元件53設置於超廣角光學鏡頭511、廣角主光學鏡頭512、長焦光學鏡頭513及超長焦光學鏡頭514的成像面（圖未繪示），且使用者介面54可為觸控螢幕或顯示螢幕，並不以此為限。The electronic device 50 further includes a photosensitive element 53 and a user interface 54, wherein the photosensitive element 53 is disposed on the imaging surface (not shown) of the ultra-wide-angle optical lens 511, the wide-angle main optical lens 512, the telephoto optical lens 513 and the ultra-telephoto optical lens 514, and the user interface 54 can be a touch screen or a display screen, but is not limited thereto.

進一步來說，使用者透過電子裝置50的使用者介面54進入拍攝模式。此時超廣角光學鏡頭511、廣角主光學鏡頭512、長焦光學鏡頭513及超長焦光學鏡頭514匯集成像光線在感光元件53上，並輸出有關影像的電子訊號至成像訊號處理元件(Image Signal Processor，ISP)55。 Furthermore, the user enters the shooting mode through the user interface 54 of the electronic device 50. At this time, the ultra-wide-angle optical lens 511, the wide-angle main optical lens 512, the telephoto optical lens 513 and the ultra-telephoto optical lens 514 gather imaging light on the photosensitive element 53 and output electronic signals related to the image to the image signal processing element (Image Signal Processor, ISP) 55.

因應電子裝置50的相機規格，電子裝置50可更包含一光學防手震組件56，係可為光學影像穩定器(optical image stabilizer,OIS)防抖回饋裝置，進一步地，電子裝置50可更包含至少一個輔助光學元件(圖未標示)及至少一個感測元件57。第五實施方式中，輔助光學元件為閃光燈模組58與對焦輔助模組59，閃光燈模組58可用以補償色溫，對焦輔助模組59可為紅外線測距元件、雷射對焦模組等。感測元件57可具有感測物理動量與作動能量的功能，如加速計、陀螺儀、霍爾元件(Hall Effect Element)，以感知使用者的手部或外在環境施加的晃動及抖動，進而有利於電子裝置50中光學鏡頭(即超廣角光學鏡頭511、廣角主光學鏡頭512、長焦光學鏡頭513及超長焦光學鏡頭514)配置的自動對焦功能及光學防手震組件56的發揮，以獲得良好的成像品質，有助於依據本揭示內容的電子裝置50具備多種模式的拍攝功能，如優化自拍、低光源HDR(High Dynamic Range，高動態範圍成像)、高解析4K(4K Resolution)錄影等。此外，使用者可由觸控螢幕直接目視到相機的拍攝畫面，並在觸控螢幕上手動操作取景範圍，以達成所見即所得的自動對焦功能。 In response to the camera specifications of the electronic device 50, the electronic device 50 may further include an optical image stabilization component 56, which may be an optical image stabilizer (OIS) anti-shake feedback device. Furthermore, the electronic device 50 may further include at least one auxiliary optical element (not shown) and at least one sensor element 57. In the fifth embodiment, the auxiliary optical element is a flash module 58 and a focus auxiliary module 59. The flash module 58 can be used to compensate for color temperature, and the focus auxiliary module 59 can be an infrared ranging element, a laser focus module, etc. The sensing element 57 may have the function of sensing physical momentum and motion energy, such as an accelerometer, a gyroscope, or a Hall Effect Element, to sense the shaking and trembling imposed by the user's hand or the external environment, thereby facilitating the autofocus function and the optical image stabilization component 56 configured in the optical lens (i.e., the ultra-wide-angle optical lens 511, the wide-angle main optical lens 512, the telephoto optical lens 513, and the ultra-telephoto optical lens 514) in the electronic device 50 to obtain good imaging quality, and helping the electronic device 50 according to the present disclosure to have multiple modes of shooting functions, such as optimized Selfie, low-light HDR (High Dynamic Range), high-resolution 4K (4K Resolution) recording, etc. In addition, users can directly view the camera's shooting screen through the touch screen and manually operate the framing range on the touch screen to achieve a WYSIWYG autofocus function.

此外，電子裝置50可更包含但不限於顯示單元 (Display)、控制單元(Control Unit)、儲存單元(Storage Unit)、暫儲存單元(RAM)、唯讀儲存單元(ROM)或其組合。 In addition, the electronic device 50 may further include but is not limited to a display unit (Display), a control unit (Control Unit), a storage unit (Storage Unit), a RAM (RAM), a read-only storage unit (ROM) or a combination thereof.

雖然本發明已以實施方式與實施例揭露如上，然其並非用以限定本發明，任何所屬技術領域中具有通常知識者，在不脫離本發明的精神和範圍內，當可作些許的更動與潤飾，故本發明的保護範圍當視後附的申請專利範圍所界定者為準。Although the present invention has been disclosed as above by way of implementation and examples, they are not intended to limit the present invention. Any person with ordinary knowledge in the relevant technical field may make some changes and modifications without departing from the spirit and scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the definition of the attached patent application scope.

10,20,30,40,50:電子裝置 10,20,30,40,50: Electronic devices

11:光路轉折元件 11: Optical path turning element

12,22,32,42,53:感光元件 12,22,32,42,53: Photosensitive elements

110,210,310,410:複合透鏡 110,210,310,410: Compound lens

120,220,320,420:透鏡組 120,220,320,420: Lens set

121,122,123,221,222,223,224,225,321,322,323,324,325,326,421,422,423,424,425:透鏡 121,122,123,221,222,223,224,225,321,322,323,324,325,326,421,422,423,424,425: Lens

140,240,340,440:光學部 140,240,340,440: Department of Optics

141,241,341,441:第一光學面 141,241,341,441: First optical surface

142,242,342,442:第二光學面 142,242,342,442: Second optical plane

143,243,343,443:連接面 143,243,343,443:Connection surface

150,250,350,450:延伸部 150,250,350,450: Extension

151,251,351,451:注料痕 151,251,351,451: injection marks

161,261,361,461:第一通光孔 161,261,361,461: First light hole

162,262,362,462:第二通光孔 162,262,362,462: Second light hole

171,271,371,471:第一內周面 171,271,371,471: First inner circumference

172,272,372,472:第二內周面 172,272,372,472: Second inner surface

252:平面 252: Plane

253:錐面 253: Cone

254:消光結構 254: Matting structure

281:固定件 281:Fixers

282,382,482:容置件 282,382,482: Container

511:超廣角光學鏡頭 511: Ultra-wide-angle optical lens

512:廣角主光學鏡頭 512: Wide-angle main optical lens

513:長焦光學鏡頭 513: Telephoto optical lens

514:超長焦光學鏡頭 514:Super telephoto optical lens

52:鏡頭蓋板 52: Lens cover

54:使用者介面 54: User Interface

55:成像訊號處理元件 55: Imaging signal processing element

56:光學防手震組件 56: Optical image stabilization component

57:感測元件 57:Sensing element

58:閃光燈模組 58: Flash light module

59:對焦輔助模組 59: Focus assist module

IF:成像面 IF: Imaging surface

X:光軸 X: optical axis

L:光線 L: Light

θt:第一內周面與第二內周面之間的夾角 θt: The angle between the first inner circumference and the second inner circumference

θa1:第一內周面與光軸之間的夾角 θa1: Angle between the first inner circumference and the optical axis

θa2:第二內周面與光軸之間的夾角 θa2: Angle between the second inner circumference and the optical axis

θb1,θb2:接觸角 θb1,θb2: contact angle

φO:光學部的直徑 φO: Diameter of the optical part

φH:通光孔的直徑 φH: Diameter of the light hole

φL:透鏡的直徑 φL: Diameter of lens

第1A圖繪示依照本揭示內容第一實施方式中電子裝置的部分剖視圖；第1B圖繪示依照第1A圖第一實施方式中電子裝置的分解圖；第1C圖繪示依照第1A圖第一實施方式中電子裝置的剖面圖；第1D圖繪示依照第1A圖第一實施方式中複合透鏡的立體透視圖；第1E圖繪示依照第1A圖第一實施方式中複合透鏡的俯視圖；第1F圖繪示依照第1E圖第一實施方式中複合透鏡沿剖線1F-1F的剖面圖；第1G圖繪示依照第1F圖第一實施方式中複合透鏡的部分放大圖；第1H圖繪示依照第1A圖第一實施方式中複合透鏡的部分剖視圖；第1I圖繪示依照第1A圖第一實施方式中複合透鏡的另一部分剖視圖；第2A圖繪示依照本揭示內容第二實施方式中電子裝置的部分剖視圖；第2B圖繪示依照第2A圖第二實施方式中電子裝置的分解圖；第2C圖繪示依照第2A圖第二實施方式中電子裝置的剖面圖；第2D圖繪示依照第2A圖第二實施方式中複合透鏡的立體透視圖；第2E圖繪示依照第2A圖第二實施方式中複合透鏡的俯視圖；第2F圖繪示依照第2E圖第二實施方式中複合透鏡沿剖線2F-2F的剖面圖；第2G圖繪示依照第2F圖第二實施方式中複合透鏡的部分放大圖；第2H圖繪示依照第2A圖第二實施方式的第一實施例中複合透鏡的部分剖視圖；第2I圖繪示依照第2A圖第二實施方式的第一實施例中複合透鏡的另一部分剖視圖；第2J圖繪示依照第2A圖第二實施方式的第二實施例中複合透鏡的部分剖視圖；第2K圖繪示依照第2A圖第二實施方式的第三實施例中複合透鏡的部分剖視圖；第3A圖繪示依照本揭示內容第三實施方式中電子裝置的部分剖視圖；第3B圖繪示依照第3A圖第三實施方式中電子裝置的分解圖；第3C圖繪示依照第3A圖第三實施方式中電子裝置的剖面圖；第3D圖繪示依照第3A圖第三實施方式中複合透鏡的立體透視圖；第3E圖繪示依照第3A圖第三實施方式中複合透鏡的俯視圖；第3F圖繪示依照第3E圖第三實施方式中複合透鏡沿剖線3F-3F的剖面圖；第3G圖繪示依照第3F圖第三實施方式中複合透鏡的部分放大圖；第3H圖繪示依照第3A圖第三實施方式中複合透鏡的部分剖視圖；第3I圖繪示依照第3A圖第三實施方式中複合透鏡的另一部分剖視圖；第4A圖繪示依照本揭示內容第四實施方式中電子裝置的部分剖視圖；第4B圖繪示依照第4A圖第四實施方式中電子裝置的分解圖；第4C圖繪示依照第4A圖第四實施方式中電子裝置的剖面圖；第4D圖繪示依照第4A圖第四實施方式中複合透鏡的立體透視圖；第4E圖繪示依照第4A圖第四實施方式中複合透鏡的俯視圖；第4F圖繪示依照第4E圖第四實施方式中複合透鏡沿剖線4F-4F的剖面圖；第4G圖繪示依照第4F圖第四實施方式中複合透鏡的部分放大圖；第4H圖繪示依照第4A圖第四實施方式中複合透鏡的部分剖視圖；第4I圖繪示依照第4A圖第四實施方式中複合透鏡的另一部分剖視圖；第5A圖繪示依照本揭示內容第五實施方式中電子裝置的示意圖；以及第5B圖繪示依照第5A圖第五實施方式中電子裝置的方塊圖。 FIG. 1A shows a partial cross-sectional view of an electronic device in the first embodiment of the present disclosure; FIG. 1B shows an exploded view of an electronic device in the first embodiment of FIG. 1A; FIG. 1C shows a cross-sectional view of an electronic device in the first embodiment of FIG. 1A; FIG. 1D shows a three-dimensional perspective view of a compound lens in the first embodiment of FIG. 1A; FIG. 1E shows a top view of a compound lens in the first embodiment of FIG. 1A; FIG. 1F shows a cross-sectional view of a compound lens along section line 1F-1F in the first embodiment of FIG. 1E; FIG. 1G shows a partial enlarged view of a compound lens in the first embodiment of FIG. 1F; FIG. 1H shows a partial cross-sectional view of a compound lens in the first embodiment of FIG. 1A; FIG. 1I shows another partial cross-sectional view of the compound lens in the first embodiment according to FIG. 1A; FIG. 2A shows a partial cross-sectional view of the electronic device in the second embodiment according to the present disclosure; FIG. 2B shows an exploded view of the electronic device in the second embodiment according to FIG. 2A; FIG. 2C shows a cross-sectional view of the electronic device in the second embodiment according to FIG. 2A; FIG. 2D shows a three-dimensional perspective view of the compound lens in the second embodiment according to FIG. 2A; FIG. 2E shows a top view of the compound lens in the second embodiment according to FIG. 2A; FIG. 2F shows a cross-sectional view of the compound lens along the section line 2F-2F in the second embodiment according to FIG. 2E; FIG. 2G shows a partial enlarged view of the compound lens in the second embodiment according to FIG. 2F; FIG. 2H shows a partial cross-sectional view of the compound lens in the first embodiment according to the second embodiment of FIG. 2A; FIG. 2I shows another partial cross-sectional view of the compound lens in the first embodiment according to the second embodiment of FIG. 2A; FIG. 2J shows a partial cross-sectional view of the compound lens in the second embodiment according to FIG. 2A; FIG. 2K shows a partial cross-sectional view of the compound lens in the third embodiment according to the second embodiment of FIG. 2A; FIG. 3A shows a partial cross-sectional view of the electronic device in the third embodiment of the present disclosure; FIG. 3B shows an exploded view of the electronic device in the third embodiment of FIG. 3A; FIG. 3C shows a cross-sectional view of the electronic device in the third embodiment of FIG. 3A; FIG. 3D shows a three-dimensional perspective view of the compound lens in the third embodiment of FIG. 3A; FIG. 3E shows a top view of the compound lens in the third embodiment according to FIG. 3A; FIG. 3F shows a cross-sectional view of the compound lens along the section line 3F-3F in the third embodiment according to FIG. 3E; FIG. 3G shows a partially enlarged view of the compound lens in the third embodiment according to FIG. 3F; FIG. 3H shows a partial cross-sectional view of the compound lens in the third embodiment according to FIG. 3A; FIG. 3I shows another partial cross-sectional view of the compound lens in the third embodiment according to FIG. 3A; FIG. 4A shows a partial cross-sectional view of the electronic device in the fourth embodiment according to the present disclosure; FIG. 4B shows an exploded view of the electronic device in the fourth embodiment according to FIG. 4A; FIG. 4C shows a cross-sectional view of the electronic device in the fourth embodiment according to FIG. 4A; FIG. 4D shows a three-dimensional perspective view of the compound lens in the fourth embodiment according to FIG. 4A; FIG. 4E shows a top view of the compound lens in the fourth embodiment according to FIG. 4A; FIG. 4F shows a cross-sectional view of the compound lens along the section line 4F-4F in the fourth embodiment according to FIG. 4E; FIG. 4G shows a partial enlarged view of the compound lens in the fourth embodiment according to FIG. 4F; FIG. 4H shows a partial cross-sectional view of the compound lens in the fourth embodiment according to FIG. 4A; FIG. 4I shows another partial cross-sectional view of the compound lens in the fourth embodiment according to FIG. 4A; FIG. 5A shows a schematic diagram of an electronic device in the fifth embodiment according to the present disclosure; and FIG. 5B shows a block diagram of the electronic device in the fifth embodiment according to FIG. 5A.

10:電子裝置 10: Electronic devices

11:光路轉折元件 11: Optical path turning element

110:複合透鏡 110: Compound lens

121,122,123:透鏡 121,122,123: Lens

140:光學部 140: Department of Optics

150:延伸部 150: Extension

Claims

一種光學鏡頭，包含：一複合透鏡，包含：一光學部，一光軸通過該光學部，且包含：一第一光學面，一光線通過該第一光學面進入該光學部；一第二光學面，相對該第一光學面設置，且該光線通過該第二光學面離開該光學部；及一連接面，環繞該光軸且連接該第一光學面與該第二光學面；以及一延伸部，該延伸部不透光，該延伸部環繞且包覆該連接面，並與該光學部一體成型；其中，該延伸部包含至少二注料痕，且該至少二注料痕於該延伸部上呈軸對稱設置。 An optical lens comprises: A composite lens, comprising: An optical part, an optical axis passing through the optical part, and comprising: A first optical surface, a light ray enters the optical part through the first optical surface; A second optical surface, arranged opposite to the first optical surface, and the light ray leaves the optical part through the second optical surface; and A connecting surface, surrounding the optical axis and connecting the first optical surface and the second optical surface; and An extension part, which is opaque, surrounds and covers the connecting surface, and is integrally formed with the optical part; Wherein, the extension part comprises at least two injection marks, and the at least two injection marks are arranged axially symmetrically on the extension part.

如請求項1所述的光學鏡頭，其中該光學部的玻璃轉化溫度為TgO，該延伸部的玻璃轉化溫度為TgE，其滿足下列條件： 147 ^oC ≤ TgO-TgE ≤ 643 ^oC。 An optical lens as described in claim 1, wherein the glass transition temperature of the optical portion is TgO, and the glass transition temperature of the extension portion is TgE, which satisfies the following condition: 147 ^o C ≤ TgO-TgE ≤ 643 ^o C.

如請求項2所述的光學鏡頭，其中該光學部的材料為玻璃，該延伸部的材料為塑膠。An optical lens as described in claim 2, wherein the optical part is made of glass and the extension part is made of plastic.

如請求項1所述的光學鏡頭，其中該延伸部貼合該光學部朝靠近該光軸的方向延伸，並於該第一光學面與該第二光學面中的其中一者形成一通光孔，該通光孔的輪廓由一內周面定義，且該內周面與該光軸之間的夾角為θa，其滿足下列條件： 3度＜ θa ＜ 73度。 An optical lens as described in claim 1, wherein the extension portion is attached to the optical portion and extends in a direction close to the optical axis, and a light hole is formed on one of the first optical surface and the second optical surface, the outline of the light hole is defined by an inner peripheral surface, and the angle between the inner peripheral surface and the optical axis is θa, which satisfies the following conditions: 3 degrees < θa < 73 degrees.

如請求項4所述的光學鏡頭，其中該內周面與該光學部二者之間於該通光孔的邊緣處形成一接觸角，該接觸角為θb，其滿足下列條件： 15度＜ θb ＜ 87度。 The optical lens as described in claim 4, wherein a contact angle is formed between the inner peripheral surface and the optical portion at the edge of the light-through hole, and the contact angle is θb, which satisfies the following conditions: 15 degrees < θb < 87 degrees.

如請求項4所述的光學鏡頭，其中該光學部的直徑為φO，該通光孔的直徑為φH，其滿足下列條件： 1.07 ＜ φO/φH ＜ 3.8。 An optical lens as described in claim 4, wherein the diameter of the optical portion is φO, and the diameter of the light hole is φH, which satisfies the following conditions: 1.07 ＜ φO/φH ＜ 3.8.

如請求項4所述的光學鏡頭，其中於該第一光學面與該第二光學面中的另一者形成另一通光孔，該另一通光孔的輪廓由另一內周面定義，該內周面為一第一內周面，該另一內周面為一第二內周面，該第一內周面與該第二內周面之間的夾角為θt，其滿足下列條件： 27度＜ θt ＜ 171度。 An optical lens as described in claim 4, wherein another light-through hole is formed on the other of the first optical surface and the second optical surface, and the contour of the other light-through hole is defined by another inner peripheral surface, the inner peripheral surface is a first inner peripheral surface, the other inner peripheral surface is a second inner peripheral surface, and the angle between the first inner peripheral surface and the second inner peripheral surface is θt, which satisfies the following conditions: 27 degrees < θt < 171 degrees.

如請求項1所述的光學鏡頭，更包含：一透鏡，與該複合透鏡沿該光軸相鄰設置，該透鏡的直徑為φL，該光學部的直徑為φO，其滿足下列條件： 1.04 ＜ φL/φO ＜ 3.1。 The optical lens as described in claim 1 further comprises: A lens disposed adjacent to the compound lens along the optical axis, the diameter of the lens is φL, the diameter of the optical part is φO, and the following conditions are satisfied: 1.04 ＜ φL/φO ＜ 3.1.

如請求項8所述的光學鏡頭，其中該延伸部具有一平面與一錐面，該平面、該錐面與該透鏡實體接觸。An optical lens as described in claim 8, wherein the extension portion has a plane and a cone, and the plane and the cone are in physical contact with the lens.

如請求項8所述的光學鏡頭，其中該第一光學面與該第二光學面皆為凸面。An optical lens as described in claim 8, wherein the first optical surface and the second optical surface are both convex surfaces.

如請求項1所述的光學鏡頭，其中該延伸部更包含一消光結構，該消光結構使該延伸部的表面輪廓呈凹凸起伏。An optical lens as described in claim 1, wherein the extension portion further includes a matte structure, and the matte structure makes the surface profile of the extension portion uneven.

一種光學鏡頭，包含：一複合透鏡，包含：一光學部，一光軸通過該光學部，且包含：一第一光學面，一光線通過該第一光學面進入該光學部；一第二光學面，相對該第一光學面設置，且該光線通過該第二光學面離開該光學部；及一連接面，環繞該光軸且連接該第一光學面與該第二光學面；以及一延伸部，該延伸部不透光且與該光學部一體成型，該延伸部環繞且包覆該連接面，並貼合該光學部朝靠近該光軸的方向延伸，分別於該第一光學面與該第二光學面形成一第一通光孔與一第二通光孔；其中，該第一通光孔的輪廓由一第一內周面定義，該第二通光孔的輪廓由一第二內周面定義，且該第一內周面與該第二內周面之間的夾角為θt，其滿足下列條件： 27度＜ θt ＜ 171度。 An optical lens comprises: A composite lens, comprising: An optical part, an optical axis passing through the optical part, and comprising: A first optical surface, a light ray enters the optical part through the first optical surface; A second optical surface, arranged opposite to the first optical surface, and the light ray leaves the optical part through the second optical surface; and A connecting surface, surrounding the optical axis and connecting the first optical surface and the second optical surface; and An extension part, the extension part is opaque and integrally formed with the optical part, the extension part surrounds and covers the connecting surface, and extends in a direction close to the optical axis in contact with the optical part, forming a first light hole and a second light hole on the first optical surface and the second optical surface respectively; The contour of the first light-through hole is defined by a first inner circumferential surface, the contour of the second light-through hole is defined by a second inner circumferential surface, and the angle between the first inner circumferential surface and the second inner circumferential surface is θt, which satisfies the following conditions: 27 degrees < θt < 171 degrees.

如請求項12所述的光學鏡頭，其中該光學部的玻璃轉化溫度為TgO，該延伸部的玻璃轉化溫度為TgE，其滿足下列條件： 147 ^oC ≤ TgO-TgE ≤ 643 ^oC。 An optical lens as described in claim 12, wherein the glass transition temperature of the optical portion is TgO, and the glass transition temperature of the extension portion is TgE, which satisfies the following condition: 147 ^o C ≤ TgO-TgE ≤ 643 ^o C.

如請求項13所述的光學鏡頭，其中該光學部的材料為玻璃，該延伸部的材料為塑膠。An optical lens as described in claim 13, wherein the material of the optical part is glass and the material of the extension part is plastic.

如請求項12所述的光學鏡頭，其中該延伸部包含至少二注料痕，且該至少二注料痕於該延伸部上呈軸對稱設置。An optical lens as described in claim 12, wherein the extension portion includes at least two injection marks, and the at least two injection marks are axially symmetrically arranged on the extension portion.

如請求項13所述的光學鏡頭，其中該第一內周面與該光軸之間的夾角為θa1，其滿足下列條件： 3度＜ θa1 ＜ 73度。 An optical lens as described in claim 13, wherein the angle between the first inner peripheral surface and the optical axis is θa1, which satisfies the following conditions: 3 degrees < θa1 < 73 degrees.

如請求項13所述的光學鏡頭，其中該第二內周面與該光軸之間的夾角為θa2，其滿足下列條件： 3度＜ θa2 ＜ 73度。 An optical lens as described in claim 13, wherein the angle between the second inner peripheral surface and the optical axis is θa2, which satisfies the following conditions: 3 degrees < θa2 < 73 degrees.

如請求項13所述的光學鏡頭，其中該第一內周面與該光學部二者之間於該第一通光孔的邊緣處形成一接觸角，該接觸角為θb1，其滿足下列條件： 15度＜ θb1 ＜ 87度。 The optical lens as described in claim 13, wherein a contact angle is formed between the first inner peripheral surface and the optical portion at the edge of the first light hole, and the contact angle is θb1, which satisfies the following conditions: 15 degrees < θb1 < 87 degrees.

如請求項13所述的光學鏡頭，其中該第二內周面與該光學部二者之間於該第二通光孔的邊緣處形成一接觸角，該接觸角為θb2，其滿足下列條件： 15度＜ θb2 ＜ 87度。 An optical lens as described in claim 13, wherein a contact angle is formed between the second inner peripheral surface and the optical portion at the edge of the second light hole, and the contact angle is θb2, which satisfies the following conditions: 15 degrees < θb2 < 87 degrees.

如請求項13所述的光學鏡頭，其中該光學部的直徑為φO，該第一通光孔的直徑為φH1，其滿足下列條件： 1.07 ＜ φO/φH1 ＜ 3.8。 An optical lens as described in claim 13, wherein the diameter of the optical portion is φO, and the diameter of the first light hole is φH1, which satisfies the following conditions: 1.07 ＜ φO/φH1 ＜ 3.8.

如請求項13所述的光學鏡頭，更包含：一透鏡，與該複合透鏡沿該光軸相鄰設置，該透鏡的直徑為φL，該光學部的直徑為φO，其滿足下列條件： 1.04 ＜ φL/φO ＜ 3.1。 The optical lens as described in claim 13 further comprises: A lens disposed adjacent to the compound lens along the optical axis, the diameter of the lens is φL, the diameter of the optical part is φO, and the following conditions are satisfied: 1.04 ＜ φL/φO ＜ 3.1.

如請求項21所述的光學鏡頭，其中該延伸部具有一平面與一錐面，該平面、該錐面與該透鏡實體接觸。An optical lens as described in claim 21, wherein the extension portion has a plane and a cone, and the plane and the cone are in physical contact with the lens.

如請求項12所述的光學鏡頭，其中該延伸部更包含一消光結構，該消光結構使該延伸部的表面輪廓呈凹凸起伏。An optical lens as described in claim 12, wherein the extension portion further includes a matte structure, and the matte structure makes the surface profile of the extension portion uneven.

一種電子裝置，包含：如請求項1或12所述的光學鏡頭。 An electronic device comprising: An optical lens as described in claim 1 or 12.