TW201843485A - Camera module group lens, camera module group, assembly method of camera module group lens and assembly method of camera module group - Google Patents
Camera module group lens, camera module group, assembly method of camera module group lens and assembly method of camera module group Download PDFInfo
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
- G02B7/021—Mountings, adjusting means, or light-tight connections, for optical elements for lenses for more than one lens
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
- G02B7/023—Mountings, adjusting means, or light-tight connections, for optical elements for lenses permitting adjustment
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
- G02B7/025—Mountings, adjusting means, or light-tight connections, for optical elements for lenses using glue
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Abstract
Description
本發明係一種攝像模組鏡頭和攝像模組及其組裝方法,尤其涉及攝像模組鏡頭和攝像模組及其組裝方法。The invention relates to a camera module lens, a camera module and an assembly method thereof, and particularly relates to a camera module lens and a camera module and an assembly method thereof.
隨著攝像模組應用領域的逐漸擴大,各行各業對攝像模組的需求不斷增加,同時對攝像模組的質量要求也越來越高,這就對攝像模組製造行業提出了更高的要求,以使攝像模組能夠在較低的成本下獲得較高的成像品質。With the gradual expansion of the application field of camera modules, the demand for camera modules from all walks of life continues to increase, and at the same time, the quality requirements for camera modules are getting higher and higher, which puts forward higher requirements for the camera module manufacturing industry. It is required to enable the camera module to obtain higher imaging quality at a lower cost.
在常規的攝像模組組裝工序中,鏡頭是一個獨立組裝的部件,其包括鏡筒(包括光闌)、鏡片、隔圈、壓環(stopper)等結構,其組裝過程包括:將隔圈與鏡片按次序裝入鏡筒,用膠水或壓環固定最後一枚鏡片實現鏡頭的組裝。上述組裝方式的組裝公差包括:鏡片與隔圈的組裝公差、鏡片與鏡頭的組裝公差。因此,這種組裝方式的組裝公差鏈過長,組裝成本高,鏡片的組裝位置精度比較差,影響鏡頭質量,進而影響整個攝像模組及其應用的產品的質量。In the conventional camera module assembly process, the lens is an independently assembled component, which includes the lens barrel (including the diaphragm), the lens, the spacer, and the stopper. The assembly process includes: The lenses are inserted into the lens barrel in order, and the last lens is fixed with glue or pressure ring to achieve lens assembly. The assembly tolerances of the above assembly methods include: the assembly tolerance of the lens and the spacer, and the assembly tolerance of the lens and the lens. Therefore, the assembly tolerance chain of this assembly method is too long, the assembly cost is high, the accuracy of the assembly position of the lens is relatively poor, and the quality of the lens is affected, which in turn affects the quality of the entire camera module and its applied products.
因此,如何改進攝像模組的組裝來縮短組裝公差鏈、降低製造成本、提高其成像品質成為攝像模組領域亟待解決的問題。Therefore, how to improve the assembly of the camera module to shorten the assembly tolerance chain, reduce manufacturing costs, and improve its imaging quality has become an urgent problem in the field of camera modules.
本發明的一個目的在於提供一種攝像模組鏡頭和攝像模組及其組裝方法,能夠縮短鏡頭組裝公差鏈,減少組裝成本,提高攝像模組的成像品質。An object of the present invention is to provide a camera module lens, a camera module and an assembly method thereof, which can shorten the lens assembly tolerance chain, reduce the assembly cost, and improve the imaging quality of the camera module.
本發明的一個目的在於提供一種攝像模組鏡頭和攝像模組及其組裝方法,各內部光學鏡片之間嵌合組裝,對鏡筒部件的加工精度以及光學鏡片與鏡筒部件之間的組裝精度要求較低,有利於降低成本。An object of the present invention is to provide a camera module lens and a camera module and an assembling method thereof. Each internal optical lens is fitted and assembled, and the processing accuracy of the lens barrel component and the assembly accuracy between the optical lens and the lens barrel component are assembled. Low requirements are conducive to reducing costs.
本發明的一個目的在於提供一種攝像模組鏡頭和攝像模組及其組裝方法,各內部光學鏡片之間嵌合後再組裝於鏡筒部件中,改變了傳統的單片組裝的工藝,使組裝公差鏈變短,提高組裝效率。An object of the present invention is to provide a camera module lens and a camera module and an assembling method thereof. Each internal optical lens is fitted and then assembled into a lens barrel component, and the traditional single-piece assembly process is changed to make the assembly Shorter tolerance chains improve assembly efficiency.
本發明的一個目的在於提供一種攝像模組鏡頭和攝像模組及其組裝方法,作為外部光學鏡片的最後一片光學鏡片未安裝於鏡筒部件中,而是在鏡筒部件的外部與鏡筒部件底部之間連接,可有效降低鏡筒部件的加工精度以及光學鏡片與鏡筒部件之間的組裝精度,降低了成本,提高了成像品質。An object of the present invention is to provide a camera module lens and a camera module and an assembly method thereof. The last optical lens as the external optical lens is not installed in the lens barrel member, but is located outside the lens barrel member and the lens barrel member. The connection between the bottoms can effectively reduce the processing accuracy of the lens barrel component and the assembly accuracy between the optical lens and the lens barrel component, reduce the cost, and improve the imaging quality.
本發明的一個目的在於提供一種攝像模組鏡頭和攝像模組及其組裝方法,作為外部光學鏡片的最後一塊光學鏡片外側設置擋光層,能夠阻止外部光線從非光束入射通道進入,同時能夠防止鏡頭漏光,能夠保證鏡頭具有較高的質量,擋光層較薄,有利於減輕攝像模組鏡頭的重量。An object of the present invention is to provide a camera module lens and a camera module and an assembling method thereof. A light blocking layer is provided on the outside of the last optical lens as an external optical lens, which can prevent external light from entering from a non-beam incident channel, and can prevent The light leakage of the lens can ensure that the lens has a high quality and a thin light blocking layer, which is conducive to reducing the weight of the camera module lens.
本發明的一個目的在於提供一種攝像模組鏡頭和攝像模組及其組裝方法,其中外部光學鏡片未安裝於鏡筒部件內部,而是直接承靠在鏡座上,因此,鏡筒部件與鏡座之間的組裝公差不會影響攝像模組的成像品質,並且縮短了鏡頭的組裝公差鏈,有利於提高生產效率。An object of the present invention is to provide a camera module lens, a camera module, and an assembly method thereof, in which the external optical lens is not installed inside the lens barrel component, but directly bears on the lens base. Therefore, the lens barrel component and the mirror The assembly tolerance between the seats will not affect the imaging quality of the camera module, and the assembly tolerance chain of the lens is shortened, which is conducive to improving production efficiency.
本發明的一個目的在於提供一種攝像模組鏡頭和攝像模組及其組裝方法,其中通過將最後一片光學鏡片設置於鏡筒外部與鏡座之間,能夠減小鏡頭到感光晶片之間的距離,可以實現較小鏡頭後焦距,有利於攝像模組向輕薄化的方向發展。An object of the present invention is to provide a camera module lens, a camera module, and an assembly method thereof, in which the distance between the lens and the photosensitive chip can be reduced by placing the last optical lens between the outside of the lens barrel and the lens holder. , Can achieve a smaller back focal length of the lens, which is conducive to the development of camera modules in the direction of thinner and lighter.
本發明的一個目的在於提供一種攝像模組鏡頭和攝像模組及其組裝方法,其中至少一片內部光學鏡片作為可調鏡片,調整後使得攝像模組鏡頭的中心軸線與感光晶片的中心軸線重合或在偏差允許的範圍內,以校準攝像模組的成像品質,保證攝像模組在製造完成後具有較高的成像品質。An object of the present invention is to provide a camera module lens and a camera module and an assembly method thereof, in which at least one internal optical lens is used as an adjustable lens, and after adjustment, the center axis of the camera module lens coincides with the center axis of the photosensitive chip or Within the tolerance range, the imaging quality of the camera module is calibrated to ensure that the camera module has a higher imaging quality after the manufacturing is completed.
本發明的一個目的在於提供一種攝像模組鏡頭和攝像模組及其組裝方法,其中將外部光學鏡片預組裝於鏡筒部件和鏡座之間,適於通過調整外部光學鏡片和/或鏡筒部件調整攝像模組鏡頭的光學路徑,進而對攝像模組成像進行校準,提高攝像模組的成像品質及製造良率。An object of the present invention is to provide a camera module lens and a camera module and an assembly method thereof, in which an external optical lens is pre-assembled between a lens barrel component and a lens holder, and is suitable for adjusting the external optical lens and / or the lens barrel. The components adjust the optical path of the camera module lens, and then calibrate the camera module imaging to improve the imaging quality and manufacturing yield of the camera module.
本發明的一個目的在於提供一種攝像模組鏡頭和攝像模組及其組裝方法,通過設置可調鏡片,能夠校準鏡頭的後焦距及調節攝像模組的成像品質,在組裝過程中完成校準,可以大幅度的提升攝像模組的製造良率和產品性能。An object of the present invention is to provide a camera module lens, a camera module, and an assembly method thereof. By setting an adjustable lens, the back focus of the lens can be calibrated and the imaging quality of the camera module can be adjusted. The calibration can be completed during the assembly process. Greatly improve the manufacturing yield and product performance of camera modules.
本發明的一個目的在於提供一種攝像模組鏡頭和攝像模組及其組裝方法,其中通過設置可調鏡片,使得攝像模組在製造過程中完成校準,省去了後續的調焦步驟,減少工序、節約成本、提高效率。An object of the present invention is to provide a camera module lens, a camera module, and an assembly method thereof, in which an adjustable lens is provided so that the camera module can be calibrated during the manufacturing process, eliminating subsequent focusing steps and reducing processes. Save costs and improve efficiency.
本發明的一個目的在於提供一種攝像模組鏡頭和攝像模組及其組裝方法,組裝方法簡單可行、易操作,適於推廣應用。An object of the present invention is to provide a camera module lens, a camera module, and an assembly method thereof. The assembly method is simple, feasible, and easy to operate, and is suitable for promotion and application.
為滿足本發明的以上目的以及本發明的其他目的和優勢,本發明提供一種攝像模組鏡頭,包括:To meet the above objectives of the present invention and other objectives and advantages of the present invention, the present invention provides a camera module lens, including:
至少一內部光學鏡片;至少一外部光學鏡片;以及一鏡筒部件,各所述內部光學鏡片按照預定次序被設置於所述鏡筒部件的內部空間,各所述外部光學鏡片沿著所述鏡筒部件的高度方向被設置於所述鏡筒部件的外部,其中各所述內部光學鏡片與各所述外部光學鏡片均位於所述攝像模組鏡頭的光學路徑上。At least one internal optical lens; at least one external optical lens; and a lens barrel member, each of said internal optical lenses is disposed in an internal space of said lens barrel member in a predetermined order, and each of said external optical lenses is along said lens The height direction of the barrel member is disposed outside the lens barrel member, wherein each of the internal optical lens and each of the external optical lens are located on an optical path of the camera module lens.
根據本發明一實施例,各所述內部光學鏡片彼此嵌合組裝為一個整體,被固定於所述鏡筒部件中。According to an embodiment of the present invention, each of the internal optical lenses is fitted and assembled with each other as a whole, and is fixed in the lens barrel component.
根據本發明一實施例,相鄰的所述內部光學鏡片之間使用隔圈進行嵌合或者通過膠水直接進行嵌合。According to an embodiment of the present invention, a spacer is used for fitting between the adjacent inner optical lenses, or a glue is directly used for fitting.
根據本發明一實施例,至少一片所述內部光學鏡片被預組裝於所述鏡筒部件中,作為可調鏡片,所述可調鏡片的組裝位置相對於所述鏡筒部件的空間位置適於被進行至少一個方向的調整。According to an embodiment of the present invention, at least one of the internal optical lenses is pre-assembled in the lens barrel component. As an adjustable lens, the assembly position of the adjustable lens is suitable for the spatial position of the lens barrel component. Adjusted in at least one direction.
根據本發明一實施例,沿著所述鏡筒部件的外側圓周方向設有至少一調整通道,各所述調整通道將所述鏡筒部件的內部空間和外部環境相連通,其中各所述調整通道均與各所述可調鏡片相對應,適於通過所述調整通道調整所述可調鏡片的組裝位置,以調整所述攝像模組鏡頭的光學路徑。According to an embodiment of the present invention, at least one adjustment channel is provided along the outer circumferential direction of the lens barrel member, and each of the adjustment channels communicates the internal space of the lens barrel member with the external environment, and each of the adjustments Each channel corresponds to each of the adjustable lenses, and is adapted to adjust an assembly position of the adjustable lens through the adjustment channel to adjust an optical path of the camera module lens.
根據本發明一實施例,使用一點膠設備通過所述調整通道注入膠水將所述可調鏡片固定於所述鏡筒部件的內壁,同時得以密封所述調整通道。According to an embodiment of the present invention, the adjustable lens is fixed to the inner wall of the lens barrel component by injecting glue through the adjustment channel using a little glue equipment, and the adjustment channel can be sealed at the same time.
根據本發明一實施例,第一片所述內部光學鏡片作為所述可調鏡片被設置於所述鏡筒部件頂部的內部空間中時,所述鏡筒部件的頂部設有至少一固定通道,其中所述固定通道與所述可調鏡片的邊緣相對應,將所述可調鏡片的邊緣和外部環境相連通,進而適於通過所述固定通道注入膠水來固定所述可調鏡片。According to an embodiment of the present invention, when the first internal optical lens is provided as the adjustable lens in an internal space on the top of the barrel member, the top of the barrel member is provided with at least one fixed channel, The fixed channel corresponds to the edge of the adjustable lens, and connects the edge of the adjustable lens with the external environment, and is further suitable for injecting glue through the fixed channel to fix the adjustable lens.
根據本發明一實施例,所述外部光學鏡片固定於所述鏡筒部件的底部,所述外部光學鏡片的頂部表面邊緣與所述鏡筒部件的底部表面相連接。According to an embodiment of the present invention, the external optical lens is fixed to a bottom of the lens barrel member, and a top surface edge of the external optical lens is connected to a bottom surface of the lens barrel member.
根據本發明一實施例,所述外部光學鏡片作為可調鏡片被預組裝於所述鏡筒部件的底部,所述外部光學鏡片的頂部表面邊緣與所述鏡筒部件的底部表面相連接,其中所述外部光學鏡片相對於所述鏡筒部件的組裝位置均適於被進行至少一個方向的調整。According to an embodiment of the present invention, the external optical lens is pre-assembled as an adjustable lens on the bottom of the lens barrel component, and a top surface edge of the external optical lens is connected to a bottom surface of the barrel component, wherein The assembly position of the external optical lens relative to the lens barrel component is suitable for being adjusted in at least one direction.
根據本發明一實施例,各所述外部光學鏡片外側均具有一擋光層,所述擋光層完全覆蓋所述外部光學鏡片的整個側面。According to an embodiment of the present invention, each of the external optical lenses has a light blocking layer on the outside, and the light blocking layer completely covers the entire side of the external optical lens.
根據本發明一實施例,通過在各所述外部光學鏡片的外側塗布黑膠形成所述擋光層。According to an embodiment of the present invention, the light-blocking layer is formed by coating a black glue on the outside of each of the external optical lenses.
根據本發明的另一方面,本發明還提供一種攝像模組,包括:According to another aspect of the present invention, the present invention further provides a camera module, including:
一感光裝置,所述感光裝置包括一感光晶片和一鏡座;和一種攝像模組鏡頭,所述攝像模組鏡頭被設置於所述感光晶片的感光路徑上,其中所述攝像模組鏡頭包括至少一內部光學鏡片、至少一外部光學鏡片以及一鏡筒部件,各所述內部光學鏡片按照預定次序被設置於所述鏡筒部件的內部空間,各所述外部光學鏡片被設置於所述鏡筒部件和所述鏡座之間,其中各所述內部光學鏡片與各所述外部光學鏡片均位於所述感光晶片的感光路徑上。A photosensitive device, the photosensitive device includes a photosensitive chip and a lens holder; and a camera module lens, the camera module lens is disposed on a photosensitive path of the photosensitive chip, wherein the camera module lens includes At least one internal optical lens, at least one external optical lens, and a lens barrel member, each of the internal optical lenses is disposed in an internal space of the lens barrel member in a predetermined order, and each of the external optical lenses is disposed in the mirror Between the barrel member and the lens holder, each of the internal optical lens and each of the external optical lens are located on a photosensitive path of the photosensitive wafer.
根據本發明一實施例,所述外部光學鏡片固定於所述鏡筒部件和所述鏡座之間,所述外部光學鏡片的頂部表面邊緣和底部表面邊緣分別與所述鏡筒部件的底部表面和所述鏡座的頂部表面之間均固定連接。According to an embodiment of the present invention, the external optical lens is fixed between the lens barrel member and the lens holder, and a top surface edge and a bottom surface edge of the external optical lens are respectively connected to a bottom surface of the lens barrel member. And are fixedly connected to the top surface of the lens holder.
根據本發明一實施例,所述外部光學鏡片作為可調鏡片被預組裝於所述鏡筒部件和所述鏡座之間,所述外部光學鏡片的頂部表面邊緣和底部表面邊緣分別與所述鏡筒部件的底部表面和所述鏡座的頂部表面相連接,均不固定,其中所述外部光學鏡片及所述鏡筒部件相對於所述感光晶片的組裝位置均適於被進行至少一個方向的調整,調整後得以使所述攝像模組鏡頭的中心軸線與所述感光晶片的中心軸線重合或者在偏差允許的範圍內。According to an embodiment of the present invention, the external optical lens is pre-assembled as an adjustable lens between the lens barrel member and the lens holder, and a top surface edge and a bottom surface edge of the external optical lens are respectively connected to the The bottom surface of the lens barrel component and the top surface of the lens holder are connected and are not fixed, and the assembly position of the external optical lens and the lens barrel component with respect to the photosensitive wafer is suitable for being carried in at least one direction. After adjustment, the central axis of the camera module lens can be coincident with the central axis of the photosensitive wafer or within a tolerance range.
根據本發明一實施例,所述外部光學鏡片被預組裝於所述鏡筒部件和所述鏡座之間,所述外部光學鏡片的頂部表面邊緣與所述鏡筒部件的底部表面之間固定連接,所述外部光學鏡片的底部表面邊緣與所述鏡筒部件的底部表面之間預組裝,不做固定,使得所述攝像模組鏡頭相對於所述感光晶片的組裝位置適於被進行至少一個方向的調整,調整後得以使所述攝像模組鏡頭的中心軸線與所述感光晶片的中心軸線重合或者在偏差允許的範圍內。According to an embodiment of the present invention, the external optical lens is pre-assembled between the lens barrel member and the lens holder, and a top surface edge of the external optical lens is fixed between a bottom surface of the lens barrel member and the lens barrel member. Connection, pre-assembly is performed between the bottom surface edge of the external optical lens and the bottom surface of the lens barrel component without fixing, so that the assembly position of the camera module lens with respect to the photosensitive wafer is suitable for at least The adjustment in one direction can make the center axis of the camera module lens coincide with the center axis of the photosensitive wafer after adjustment, or be within a tolerance range.
根據本發明一實施例,所述外部光學鏡片通過膠水預組裝於所述鏡座,預組裝用的所述膠水為UV膠與熱固膠的混合膠,經紫外曝光半固化實現預組裝,調整後將所述膠水完全固化得以固定所述外部光學鏡片。According to an embodiment of the present invention, the external optical lens is pre-assembled on the lens base by glue, and the glue used for pre-assembly is a mixed glue of UV glue and thermosetting glue, which is pre-assembled by semi-curing by UV exposure and adjusted. The glue is then fully cured to fix the external optical lens.
根據本發明的另一方面,本發明還提供一種攝像模組鏡頭的組裝方法,所述方法包括以下步驟:According to another aspect of the present invention, the present invention also provides a method for assembling a camera module lens. The method includes the following steps:
(A)將至少一內部光學鏡片按照預定次序安裝於一鏡筒部件的內部空間;(A) installing at least one internal optical lens in an internal space of a lens barrel component in a predetermined order;
(B)將至少一外部光學鏡片沿著所述鏡筒部件的高度方向安裝於所述鏡筒部件底部的外部空間;以及(B) mounting at least one external optical lens in an outer space at the bottom of the barrel member along the height direction of the barrel member; and
(C)完成所述攝像模組鏡頭的組裝。(C) Complete the assembly of the camera module lens.
根據本發明一實施例,所述方法進一步包括一步驟(D):在所述外部光學鏡片的外側設置一擋光層,其中適於在組裝所述外部光學鏡片之前或之後進行所述擋光層的設置。According to an embodiment of the present invention, the method further includes a step (D): setting a light blocking layer on an outer side of the external optical lens, wherein the light blocking is adapted to be performed before or after the external optical lens is assembled. Layer settings.
根據本發明的另一方面,本發明還提供一種攝像模組的組裝方法,所述方法包括以下步驟:According to another aspect of the present invention, the present invention also provides a method for assembling a camera module, which includes the following steps:
(a)將至少一內部光學鏡片按照預定次序安裝於一鏡筒部件的內部空間;(A) installing at least one internal optical lens in an internal space of a lens barrel component in a predetermined order;
(b)將至少一外部光學鏡片沿著所述鏡筒部件的高度方向安裝於所述鏡筒部件的外部空間;(B) installing at least one external optical lens in an outer space of the lens barrel member along a height direction of the lens barrel member;
(c)在所述外部光學鏡片的外側設置一擋光層,完成所述攝像模組鏡頭的組裝;(C) a light blocking layer is provided on the outside of the external optical lens to complete the assembly of the camera module lens;
(d)將所述攝像模組鏡頭設置於一感光晶片的感光路徑上;(D) setting the camera module lens on a photosensitive path of a photosensitive chip;
(e)完成所述攝像模組的預組裝;以及(E) completing pre-assembly of the camera module; and
(f)封裝所述攝像模組鏡頭和所述感光晶片,完成所述攝像模組的組裝。(F) Encapsulating the camera module lens and the photosensitive chip to complete the assembly of the camera module.
根據本發明一實施例,在所述步驟(a)中,預先將各所述內部光學鏡片按照預定次序彼此嵌合組裝為一個整體,然後固定於所述鏡筒部件的內部空間。According to an embodiment of the present invention, in the step (a), each of the internal optical lenses is fitted and assembled with each other in a predetermined order as a whole, and then fixed to an internal space of the lens barrel member.
根據本發明一實施例,在所述步驟(a)中,將各所述內部光學鏡片按照預定次序逐片地固定於所述鏡筒部件的內部空間。According to an embodiment of the present invention, in the step (a), each of the internal optical lenses is fixed to the internal space of the lens barrel member piece by piece in a predetermined order.
根據本發明一實施例,在所述步驟(a)中,將至少一片所述內部光學鏡片作為可調鏡片預組裝於所述鏡筒部件的內部空間,其中所述可調鏡片的組裝位置相對於所述鏡筒部件的內部空間適於被進行至少一個方向的調整。According to an embodiment of the present invention, in the step (a), at least one piece of the internal optical lens is pre-assembled as an adjustable lens in an internal space of the lens barrel component, wherein an assembly position of the adjustable lens is relatively The internal space of the lens barrel component is adapted to be adjusted in at least one direction.
根據本發明一實施例,所述鏡筒部件設有至少一調整通道,各所述調整通道連通於所述鏡筒部件的內部空間和外部環境,並與所述可調鏡片相對應,適於使用一外部調整裝置通過所述調整通道接觸所述可調鏡片的外側,以調整所述可調鏡片的組裝位置,調整後使得所述攝像模組鏡頭的中心軸線與所述感光晶片的中心軸線重合或者在偏差允許的範圍內。According to an embodiment of the present invention, the lens barrel component is provided with at least one adjustment channel, and each of the adjustment channels communicates with the internal space and the external environment of the lens barrel component, and corresponds to the adjustable lens, and is suitable for An external adjustment device is used to contact the outside of the adjustable lens through the adjustment channel to adjust the assembly position of the adjustable lens. After adjustment, the central axis of the camera module lens and the central axis of the photosensitive wafer are adjusted. Coincidence or within the tolerance allowed.
根據本發明一實施例,使用一點膠設備通過所述調整通道注入膠水將所述可調鏡片固定於所述鏡筒部件的內壁,同時得以密封所述調整通道。According to an embodiment of the present invention, the adjustable lens is fixed to the inner wall of the lens barrel component by injecting glue through the adjustment channel using a little glue equipment, and the adjustment channel can be sealed at the same time.
根據本發明一實施例,第一片所述內部光學鏡片作為所述可調鏡片被設置於所述鏡筒部件頂部的內部空間中時,所述鏡筒部件的頂部設有至少一固定通道,其中所述固定通道與所述可調鏡片的邊緣相對應,將所述可調鏡片的邊緣和外部環境相連通,進而適於通過所述固定通道注入膠水來固定所述可調鏡片。According to an embodiment of the present invention, when the first internal optical lens is provided as the adjustable lens in an internal space on the top of the barrel member, the top of the barrel member is provided with at least one fixed channel, The fixed channel corresponds to the edge of the adjustable lens, and connects the edge of the adjustable lens with the external environment, and is further suitable for injecting glue through the fixed channel to fix the adjustable lens.
根據本發明一實施例,在所述步驟(b)及所述步驟(d)中,所述外部光學鏡片固定於所述鏡筒部件和一鏡座之間,其中通過在所述外部光學鏡片的頂部表面邊緣或所述鏡筒部件的底部表面塗布膠水使二者固定地連接,通過在所述外部光學鏡片的底部表面邊緣或所述鏡座的頂部表面塗布膠水使二者固定的連接。According to an embodiment of the present invention, in the step (b) and the step (d), the external optical lens is fixed between the lens barrel member and a lens holder, wherein the external optical lens is passed through the external optical lens. A glue is applied to the top surface edge of the upper surface or the bottom surface of the lens barrel component to make them fixedly connected, and the two are fixedly connected by applying glue to the bottom surface edge of the external optical lens or the top surface of the lens holder.
根據本發明一實施例,在所述步驟(b)及所述步驟(d)中,所述外部光學鏡片作為可調鏡片被預組裝於所述鏡筒部件和一鏡座之間,通過在所述外部光學鏡片的頂部表面邊緣或所述鏡筒部件的底部表面塗布膠水進行二者之間的預組裝,並通過在所述外部光學鏡片的底部表面邊緣或所述鏡座的頂部表面塗布膠水進行二者之間的預組裝,其中所述外部光學鏡片和所述鏡筒部件相對於所述感光晶片的組裝位置均適於被進行至少一個方向的調整。According to an embodiment of the present invention, in the step (b) and the step (d), the external optical lens is pre-assembled as an adjustable lens between the lens barrel member and a lens holder, Apply glue on the top surface edge of the external optical lens or the bottom surface of the lens barrel component to pre-assemble the two, and apply by coating on the bottom surface edge of the external optical lens or the top surface of the lens holder The glue performs pre-assembly therebetween, wherein the assembly positions of the external optical lens and the lens barrel component with respect to the photosensitive wafer are both adapted to be adjusted in at least one direction.
根據本發明一實施例,在所述步驟(b)及所述步驟(d)中,所述外部光學鏡片作為可調鏡片被預組裝於所述鏡筒部件和一鏡座之間,通過在所述外部光學鏡片的頂部表面邊緣或所述鏡筒部件的底部表面塗布膠水使二者固定的連接,並通過在所述外部光學鏡片的底部表面邊緣或所述鏡座的頂部表面塗布膠水進行二者之間的預組裝,其中所述攝像模組鏡頭相對於所述感光晶片的組裝位置均適於被進行至少一個方向的調整。According to an embodiment of the present invention, in the step (b) and the step (d), the external optical lens is pre-assembled as an adjustable lens between the lens barrel member and a lens holder, Applying glue on the top surface edge of the external optical lens or the bottom surface of the lens barrel member to fix the two, and applying glue on the bottom surface edge of the external optical lens or the top surface of the lens holder The pre-assembly between the two, wherein the assembly position of the camera module lens relative to the photosensitive wafer is suitable for being adjusted in at least one direction.
根據本發明一實施例,在所述步驟(b)及所述步驟(d)中,所述外部光學鏡片作為可調鏡片被預組裝於所述鏡筒部件和一鏡座之間,通過在所述外部光學鏡片的頂部表面邊緣或所述鏡筒部件的底部表面塗布膠水進行二者之間的預組裝,並通過在所述外部光學鏡片的底部表面邊緣或所述鏡座的頂部表面塗布膠水使二者固定的連接,其中鏡筒部件相對於所述感光晶片的組裝位置均適於被進行至少一個方向的調整。According to an embodiment of the present invention, in the step (b) and the step (d), the external optical lens is pre-assembled as an adjustable lens between the lens barrel member and a lens holder, Apply glue on the top surface edge of the external optical lens or the bottom surface of the lens barrel component to pre-assemble the two, and apply by coating on the bottom surface edge of the external optical lens or the top surface of the lens holder Glue makes the two fixedly connected, and the assembly position of the lens barrel component relative to the photosensitive wafer is suitable for being adjusted in at least one direction.
根據本發明一實施例,所述步驟(e)包括以下步驟:(e1)對預組裝完成的所述攝像模組進行通電,採集攝像模組成像;(e2)根據攝像模組成像調整計算所述可調鏡片的調整方式和調整量;以及(e3)按照調整量對所述可調鏡片進行調整,使得所述攝像模組成像滿足解像要求。According to an embodiment of the present invention, the step (e) includes the following steps: (e1) powering on the pre-assembled camera module to collect imaging of the camera module; (e2) adjusting the calculation unit according to the imaging of the camera module The adjustment method and the adjustment amount of the adjustable lens; and (e3) adjusting the adjustable lens according to the adjustment amount, so that the imaging of the camera module meets the resolution requirements.
根據本發明一實施例,在所述步驟(f)中,對所述可調鏡片進行點膠固定,完成所述攝像模組的組裝。According to an embodiment of the present invention, in the step (f), the adjustable lens is fixed by dispensing to complete the assembly of the camera module.
根據本發明一實施例,在所述步驟(c)中,適於在組裝所述外部光學鏡片之前或之後進行所述擋光層的設置。根據本發明一實施例,在所述步驟(c)中,通過在各所述外部光學鏡片的外側塗布黑膠形成所述擋光層,所述擋光層完全覆蓋所述外部光學鏡片的整個側面。According to an embodiment of the present invention, in the step (c), it is suitable to set the light blocking layer before or after assembling the external optical lens. According to an embodiment of the present invention, in the step (c), the light blocking layer is formed by coating black glue on the outside of each of the external optical lenses, and the light blocking layer completely covers the entirety of the external optical lens. side.
以下描述用於揭露本發明以使本領域技術人員能夠實現本發明。以下描述中的較佳實施例只作為舉例,本領域技術人員可以想到其他顯而易見的變型。在以下描述中界定的本發明的基本原理可以應用於其他實施方案、變形方案、改進方案、等同方案以及沒有背離本發明的精神和範圍的其他技術方案。The following description is used to disclose the present invention so that those skilled in the art can implement the present invention. The preferred embodiments in the following description are merely examples, and those skilled in the art can think of other obvious variations. The basic principles of the present invention defined in the following description can be applied to other embodiments, modifications, improvements, equivalents, and other technical solutions without departing from the spirit and scope of the invention.
參考圖1和圖2,本發明提供的攝像模組鏡頭的第一種具體實施方式將被闡述。如圖1和圖2所示,一種攝像模組鏡頭10,包括至少一內部光學鏡片11、至少一外部光學鏡片12和一鏡筒部件13,其中各所述內部光學鏡片11沿著所述鏡筒部件13的高度方向被設置於所述鏡筒部件13的內部空間,各所述外部光學鏡片12沿著所述鏡筒部件的高度方向被設置於所述鏡筒部件13的外部,例如所述鏡筒部件13的頂部或底部的外部空間,與所述內部光學鏡片11位於所述攝像模組鏡頭10的同一光學路徑上,但所述外部光學鏡片12並不包括在所述鏡筒部件13的內部。Referring to FIG. 1 and FIG. 2, a first specific implementation manner of a camera module lens provided by the present invention will be described. As shown in FIGS. 1 and 2, a camera module lens 10 includes at least one internal optical lens 11, at least one external optical lens 12, and a lens barrel member 13, wherein each of the internal optical lenses 11 is along the lens. The height direction of the barrel member 13 is provided in the internal space of the lens barrel member 13, and each of the external optical lenses 12 is provided outside the lens barrel member 13 along the height direction of the lens barrel member, such as The outer space at the top or bottom of the lens barrel member 13 is located on the same optical path as the internal optical lens 11, but the external optical lens 12 is not included in the lens barrel member. 13's interior.
本較佳實施例包括三片所述內部光學鏡片11,各所述內部光學鏡片11之間彼此嵌合,嵌合後固定於所述鏡筒部件13具有的一收容腔131中,其中相鄰的所述內部光學鏡片11之間可採用隔圈進行彼此之間的連接,也可以對各所述內部光學鏡片11的邊緣進行處理,例如塗膠,使得各所述內部光學鏡片11彼此之間按次序通過塗布的膠水的黏合直接嵌合在一起,省去隔圈等結構件。當各所述內部光學鏡片11嵌合在一起後形成一鏡片組件,然後將各所述內部光學鏡片11作為一個整體安裝於所述鏡筒部件13的內部,並加以固定,這種情況下,對所述鏡筒部件13的加工精度及各所述內部光學鏡片11與所述鏡筒部件13之間的組裝精度要求較低,有利於降低製造成本,並減少了組裝工序,降低了組裝公差鏈,節約組裝時間,提高生產效率和產品良率。The preferred embodiment includes three pieces of the internal optical lens 11. Each of the internal optical lenses 11 is fitted to each other. After fitting, the internal optical lenses 11 are fixed in a receiving cavity 131 of the lens barrel member 13, and adjacent The internal optical lenses 11 may be connected to each other by a spacer, or the edges of the internal optical lenses 11 may be processed, for example, glued, so that the internal optical lenses 11 are between each other. They are directly fitted together by the glue of the coated glue in order, eliminating the need for structural parts such as spacers. When each of the internal optical lenses 11 is fitted together to form a lens assembly, then each of the internal optical lenses 11 is installed as a whole inside the lens barrel member 13 and is fixed. In this case, The requirements for the processing accuracy of the lens barrel component 13 and the assembly accuracy between each of the internal optical lens 11 and the lens barrel component 13 are low, which is conducive to reducing manufacturing costs, reducing assembly processes, and reducing assembly tolerances. Chain, saving assembly time, improving production efficiency and product yield.
在本較佳實施例中,實施為一片所述外部光學鏡片12,所述外部光學鏡片12安裝於所述鏡筒部件13的底部,其中所述外部光學鏡片12的邊緣與所述鏡筒部件13的底部相連接。可實施為在所述外部光學鏡片12的頂部表面邊緣及所述鏡筒部件13的底部表面塗抹膠水將二者固定到一起,使得所述外部光學鏡片12與各所述內部光學鏡片11相對應,均位於所述攝像模組鏡頭10的光學路徑上。In this preferred embodiment, it is implemented as a piece of the external optical lens 12, and the external optical lens 12 is mounted on the bottom of the lens barrel member 13, wherein an edge of the external optical lens 12 and the lens barrel member The bottom of 13 is connected. It may be implemented by applying glue on the top surface edge of the external optical lens 12 and the bottom surface of the lens barrel member 13 to fix the two together, so that the external optical lens 12 corresponds to each of the internal optical lenses 11 Are located on the optical path of the camera module lens 10.
由於所述鏡筒部件13為傳統的黑物鏡筒,具有擋光功能,能夠阻止外界光線從非光束入射通道之外的地方進入所述攝像模組鏡頭10內部,並能夠防止從光束入射通道進入所述攝像模組鏡頭10內部的光線洩露出去,而所述外部光學鏡片12並未設置於所述鏡筒部件13內部,所以本發明在所述外部光學鏡片12的外側設置一擋光層121,其中所述擋光層121必須完全覆蓋所述外部光學鏡片12的整個側面,以防止所述攝像模組鏡頭10漏光,並防止外部雜散光進入所述攝像模組鏡頭10內部,以保證所述攝像模組鏡頭10的成像品質。Since the lens barrel component 13 is a traditional black objective lens barrel, it has a light blocking function, which can prevent external light from entering the camera module lens 10 from a place other than the non-beam incident channel, and can prevent entry from the beam incident channel. The light inside the camera module lens 10 leaks out, and the external optical lens 12 is not disposed inside the lens barrel member 13, so the present invention provides a light blocking layer 121 on the outside of the external optical lens 12. The light blocking layer 121 must completely cover the entire side of the external optical lens 12 to prevent light leakage from the camera module lens 10 and prevent external stray light from entering the camera module lens 10 to ensure that The imaging quality of the camera module lens 10 is described.
在本發明的其他實施例中,針對所述攝像模組鏡頭10而言,在所述攝像模組鏡頭10中,所述外部光學鏡片12的外側可以沒有所述擋光層121,即所述攝像模組鏡頭10包括的是未設置擋光層的所述外部光學鏡片12,由於所述擋光層121可以在後續工序中進行設置,因此,所述擋光層121對於所述攝像模組鏡頭121而言並不是必須的。In other embodiments of the present invention, for the camera module lens 10, in the camera module lens 10, the outside of the external optical lens 12 may not have the light blocking layer 121, that is, the The camera module lens 10 includes the external optical lens 12 without a light blocking layer. Since the light blocking layer 121 can be set in subsequent processes, the light blocking layer 121 is suitable for the camera module. The lens 121 is not necessary.
當將所述攝像模組鏡頭10安裝於相應的攝像模組中後,為了保證所述攝像模組的成像品質,對已經組裝於攝像模組中的所述外部光學鏡片12設置所述擋光層121,也可以在組裝攝像模組時,在所述攝像模組鏡頭10的所述外部光學鏡片12的外側設置所述擋光層121,再將已經設置所述擋光層121的攝像模組鏡頭10與感光裝置組裝為攝像模組。After the camera module lens 10 is installed in a corresponding camera module, in order to ensure the imaging quality of the camera module, the light blocking is set to the external optical lens 12 already assembled in the camera module. The layer 121 may also be provided with the light blocking layer 121 outside the external optical lens 12 of the camera module lens 10 when assembling the camera module, and then the camera module having the light blocking layer 121 installed thereon. The group lens 10 and the photosensitive device are assembled into a camera module.
總之,所述攝像模組鏡頭10既可以包括所述擋光層121,也可以不包括所述擋光層121。In short, the camera module lens 10 may include the light blocking layer 121 or may not include the light blocking layer 121.
當所述攝像模組鏡頭10包括所述擋光層121時,所述擋光層121的設置時間可以採用以下三種方式:(1)預先在所述外部光學鏡片12的外側設置所述擋光層121,然後將所述外部光學鏡片12組裝於所述攝像模組鏡頭10;(2)將所述外部光學鏡片12組裝於所述攝像模組鏡頭10後,再設置所述當光層121;(3)將包括未設置所述擋光層121的所述攝像模組鏡頭10與感光裝置組裝成攝像模組後,在所述外部光學鏡片12的外側設置所述擋光層121。When the camera module lens 10 includes the light-blocking layer 121, the setting time of the light-blocking layer 121 can be in the following three ways: (1) The light-blocking layer is set on the outside of the external optical lens 12 in advance Layer 121, and then assemble the external optical lens 12 to the camera module lens 10; (2) assemble the external optical lens 12 to the camera module lens 10, and then set the current light layer 121 (3) After assembling the camera module lens 10 and the photosensitive device without the light blocking layer 121 into a camera module, the light blocking layer 121 is provided on the outside of the external optical lens 12.
較佳地,通過在所述外部光學鏡片12的外側塗布黑膠來設置所述擋光層121,所述黑膠可選為熱固膠,固化後形成所述擋光層121。Preferably, the light blocking layer 121 is provided by coating a black glue on the outside of the external optical lens 12. The black glue may be a thermosetting glue, and the light blocking layer 121 is formed after curing.
參考圖3,包括上述所述攝像模組鏡頭10的一種攝像模組將被闡述。如圖3所示,一種攝像模組,包括所述攝像模組鏡頭10和一感光裝置20,所述感光裝置20包括一感光晶片21,所述攝像模組鏡頭10被設置於所述感光晶片21的感光路徑上,當物體反射的光線經過所述攝像模組鏡頭10進入所述攝像模組內部後,被所述感光晶片21接收和進行光電轉化,從而在後續過程中,所述攝像模組能夠獲得與物體相關的影像。Referring to FIG. 3, a camera module including the camera module lens 10 described above will be described. As shown in FIG. 3, a camera module includes the camera module lens 10 and a photosensitive device 20. The photosensitive device 20 includes a photosensitive chip 21. The camera module lens 10 is disposed on the photosensitive chip. In the photosensitive path of 21, after the light reflected by the object passes through the camera module lens 10 and enters the camera module, it is received by the photosensitive chip 21 and subjected to photoelectric conversion, so that in the subsequent process, the camera module The group can obtain images related to the object.
所述感光裝置進一步包括一濾光片22、一線路板23和一鏡座24,其中所述濾光片22安裝於所述鏡座24的內部,並被設置於所述感光晶片21的上方,其中所述感光晶片21貼裝於所述線路板23的上方,所述線路板23安裝於所述鏡座24的底部並使得所述感光晶片21位於所述鏡座24的內部的腔體中,且所述感光晶片21與所述鏡座24之間保持一間距,二者並不直接接觸,即所述感光裝置20採用COB(chip on board)工藝進行製作。The photosensitive device further includes a filter 22, a circuit board 23, and a lens holder 24, wherein the filter 22 is installed inside the lens holder 24 and is disposed above the photosensitive wafer 21. Wherein, the photosensitive wafer 21 is mounted on the circuit board 23, and the circuit board 23 is mounted on the bottom of the lens holder 24 so that the photosensitive wafer 21 is located in a cavity inside the lens holder 24. In addition, a gap is maintained between the photosensitive wafer 21 and the lens holder 24, and the two are not in direct contact, that is, the photosensitive device 20 is manufactured using a COB (chip on board) process.
所述外部光學鏡片12被設置於所述鏡筒部件13與所述鏡座24之間,即所述外部光學鏡片12的頂部表面邊緣連接於所述鏡筒部件13的底部表面,所述外部光學鏡片12的底部表面邊緣連接於所述鏡座24的頂部表面,承靠在所述鏡座24上,被所述鏡座24支撐,且各所述內部光學鏡片11及各所述外部光學鏡片12均被設置於所述感光晶片21的感光路徑上。The external optical lens 12 is disposed between the lens barrel member 13 and the lens holder 24, that is, the top surface edge of the external optical lens 12 is connected to the bottom surface of the lens barrel member 13. The edge of the bottom surface of the optical lens 12 is connected to the top surface of the lens holder 24, bears on the lens holder 24, is supported by the lens holder 24, and each of the inner optical lens 11 and each of the outer optics The lenses 12 are all disposed on the photosensitive path of the photosensitive wafer 21.
所述外部光學鏡片12設置於所述鏡筒部件13的外部且承靠在所述鏡座24上,可以減小所述攝像模組鏡頭10到所述感光晶片21之間的距離,可以實現較小鏡頭後焦距,利用這種鏡頭製作的攝像模組的成像品質較高,成本也會大幅度降低。The external optical lens 12 is disposed outside the lens barrel member 13 and bears on the lens base 24, which can reduce the distance between the camera module lens 10 and the photosensitive wafer 21, and can achieve The smaller the focal length of the lens, the higher the imaging quality of the camera module made with this lens, and the cost will be greatly reduced.
參考圖4和圖10,所述攝像模組的組裝方法將被闡述。所述攝像模組的組裝方法1000包括以下步驟:Referring to FIG. 4 and FIG. 10, an assembling method of the camera module will be described. The method 1000 for assembling a camera module includes the following steps:
步驟(1001):將各所述內部光學鏡片11安裝於所述鏡筒部件13的內部空間,並加以固定;Step (1001): each of the internal optical lenses 11 is installed in an internal space of the lens barrel member 13 and fixed;
步驟(1002):將所述外部光學鏡片12設置於所述鏡筒部件13底部的外部空間;Step (1002): setting the external optical lens 12 in an external space at the bottom of the lens barrel member 13;
步驟(1003):在所述外部光學鏡片12的外側設置所述擋光層121,完成所述攝像模組鏡頭10的組裝;Step (1003): setting the light blocking layer 121 on the outside of the external optical lens 12 to complete the assembly of the camera module lens 10;
步驟(1004):將所述攝像模組鏡頭10預組裝於所述感光裝置20,完成所述攝像模組的預組裝;Step (1004): pre-assemble the camera module lens 10 to the photosensitive device 20 to complete pre-assembly of the camera module;
步驟(1005):調整所述攝像模組鏡頭10的組裝位置,使所述攝像模組成像滿足解像要求;以及Step (1005): adjusting the assembly position of the camera module lens 10 so that the imaging of the camera module meets the resolution requirements; and
步驟(1006):封裝所述攝像模組鏡頭10和所述感光裝置20,完成所述攝像模組的組裝。Step (1006): encapsulate the camera module lens 10 and the photosensitive device 20 to complete the assembly of the camera module.
其中所述步驟(1001)至步驟(1003)為所述攝像模組鏡頭10的組裝步驟。The steps (1001) to (1003) are steps for assembling the camera module lens 10.
在所述步驟(1001)中,各所述內部光學鏡片11可以逐個單片的固定於所述鏡筒部件13的內部空間,也可以將各所述內部光學鏡片11嵌合後形成一個整體的鏡片組件後再固定於所述鏡筒部件13的內部空間。In the step (1001), each of the internal optical lenses 11 may be individually fixed to the internal space of the lens barrel member 13 one by one, or each of the internal optical lenses 11 may be fitted to form a whole. The lens assembly is then fixed to the inner space of the lens barrel member 13.
在所述步驟(1002)和所述步驟(1003)中,在對所述外部光學鏡片12的外側塗布黑膠設置所述擋光層121時,也可以同時在所述鏡筒部件13和所述外部光學鏡片12的交界處塗布黑膠,既可以形成所述擋光層121,又可以將所述外部光學鏡片12與所述鏡筒部件13相連接,減少組裝步驟,節約時間,提高產品生產製造效率,降低成本。當然也可以將所述外部光學鏡片12與所述鏡筒部件13進行連接後,再在所述外部光學鏡片12的外側塗布黑膠設置所述擋光層121,根據實際情況進行選擇,其中所述擋光層121可在組裝所述外部光學鏡片12之前進行設置,當然也可在組裝後進行設置。In the step (1002) and the step (1003), when the outside of the external optical lens 12 is coated with black glue to set the light blocking layer 121, the lens barrel member 13 and the Coating black glue on the boundary of the external optical lens 12 can not only form the light blocking layer 121, but also connect the external optical lens 12 and the lens barrel member 13, reducing assembly steps, saving time and improving products. Production efficiency and reduce costs. Of course, after the external optical lens 12 is connected to the lens barrel member 13, the outer optical lens 12 is coated with black glue to set the light blocking layer 121, and is selected according to actual conditions. The light blocking layer 121 may be provided before the external optical lens 12 is assembled, and of course, the light blocking layer 121 may also be provided after the assembling.
進一步地,可通過在所述外部光學鏡片12的頂部表面邊緣塗膠或者在所述鏡筒部件13的底部表面塗膠使二者連接到一起,其中所述外部光學鏡片12與所述鏡筒部件13之間可以固定連接,也可以不做固定,對二者進行預組裝,使得所述鏡筒部件13和所述外部光學鏡片12的組裝位置在後續工序中適於被進行至少一個方向的調整。Further, the outer optical lens 12 and the lens barrel may be connected together by applying glue on a top surface edge of the outer optical lens 12 or by applying glue on a bottom surface of the lens barrel member 13, wherein the outer optical lens 12 and the lens barrel The components 13 may be fixedly connected or may not be fixed. The two are pre-assembled, so that the assembly position of the lens barrel component 13 and the external optical lens 12 is suitable for being carried out in at least one direction in subsequent processes. Adjustment.
在所述步驟(1004)中,在所述外部光學鏡片12的底部表面邊緣塗膠或者在所述鏡座24的頂部表面塗膠,將所述外部光學鏡片12與所述鏡座24之間用膠水14進行固定地連接,其中所述膠水14較佳為熱固膠,也可以將二者進行預組裝,使得所述外部光學鏡片12相對於所述感光晶片21的組裝位置適於被進行至少一個方向的調整。In step (1004), glue the edge of the bottom surface of the external optical lens 12 or glue the top surface of the lens holder 24, and place the lens between the external optical lens 12 and the lens holder 24. The glue 14 is used for fixed connection. The glue 14 is preferably a thermosetting glue. The two can also be pre-assembled so that the assembly position of the external optical lens 12 with respect to the photosensitive wafer 21 is suitable for being carried out. Adjustment in at least one direction.
在上述各步驟中,預組裝用的膠水適於選擇UV膠與熱固膠的混合膠進行預組裝,所述膠水經過紫外曝光後呈半固化狀態實現預組裝,在後期經過烘烤進行完全固化,進而將所述外部光學鏡片12固定於所述鏡座24和所述鏡筒部件13上。In each of the above steps, the pre-assembly glue is suitable for pre-assembly by selecting a mixed glue of UV glue and thermosetting glue. The glue is pre-assembled in a semi-cured state after ultraviolet exposure, and is fully cured by baking in the later stage. The external optical lens 12 is further fixed on the lens holder 24 and the lens barrel member 13.
在所述步驟(1005)中,所述攝像模組鏡頭10的調整可通過調整所述外部光學鏡片12和/或所述鏡筒部件13來實現,即調整所述攝像模組鏡頭10的光學路徑,使得所述攝像模組鏡頭10的中心軸線與所述感光晶片21的中心軸線重合或者在偏差允許的範圍內,進而使攝像模組成像滿足預期的解像要求。In the step (1005), the camera module lens 10 can be adjusted by adjusting the external optical lens 12 and / or the lens barrel member 13, that is, adjusting the optics of the camera module lens 10. The path is such that the central axis of the camera module lens 10 coincides with the central axis of the photosensitive wafer 21 or is within a tolerance range, so that the imaging of the camera module meets the expected resolution requirements.
其中,在上述組裝方法中,可以通過對所述外部光學鏡片12的預組裝,所述攝像模組可按照下列三種方式進行校準:(1)調整所述鏡筒部件13的組裝位置對所述攝像模組進行校準,即通過調整所述鏡筒部件13得以調整固定於其內部空間的各所述內部光學鏡片11,換句話說,此種情況下,所述外部光學鏡片12與所述鏡筒部件13之間預組裝,與所述鏡座24之間固定連接;(2)分別調整所述鏡筒部件13和所述外部光學鏡片12對所述攝像模組進行校準,此種情況下,所述外部光學鏡片12與所述鏡筒部件13及所述鏡座24之間均進行預組裝;和(3)同時調整所述鏡筒部件13和所述外部光學鏡片12對所述攝像模組進行校準,即調整所述攝像模組鏡頭10來校準所述攝像模組,換句話說,此種情況下,所述外部光學鏡片12與所述鏡筒部件13之間固定連接,與所述鏡座24之間預組裝。Wherein, in the above assembly method, the pre-assembly of the external optical lens 12 can be performed, and the camera module can be calibrated in the following three ways: (1) adjusting the assembly position of the lens barrel member 13 to the The camera module performs calibration, that is, each of the internal optical lenses 11 fixed to the internal space thereof is adjusted by adjusting the lens barrel member 13. In other words, in this case, the external optical lens 12 and the mirror The barrel members 13 are pre-assembled and fixedly connected to the lens holder 24; (2) the lens barrel member 13 and the external optical lens 12 are adjusted to calibrate the camera module, in this case , The external optical lens 12 is pre-assembled with the lens barrel member 13 and the lens holder 24; and (3) the lens barrel member 13 and the external optical lens 12 are adjusted to the camera at the same time The module performs calibration, that is, adjusting the camera module lens 10 to calibrate the camera module. In other words, in this case, the external optical lens 12 and the lens barrel member 13 are fixedly connected, and Pre-assembled between the lens holders 24 .
所述步驟(1005)包括以下步驟:步驟(10051)對預組裝的攝像模組進行通電,採集攝像模組成像;步驟(10052)根據攝像模組成像,使用軟件按照光學方法計算出所述攝像模組鏡頭10的調整方式及調整量,包括所述外部光學鏡片12的調整方式及調整量和/或所述鏡筒部件13的調整方式及調整量;步驟(10053)按照調整量對所述攝像模組鏡頭10的組裝位置進行定量調整。The step (1005) includes the following steps: step (10051) powers on the pre-assembled camera module and collects the imaging of the camera module; step (10052) uses the software to calculate the camera according to the imaging method based on the imaging of the camera module The adjustment method and adjustment amount of the module lens 10 include the adjustment method and adjustment amount of the external optical lens 12 and / or the adjustment method and adjustment amount of the lens barrel member 13; step (10053) The assembly position of the camera module lens 10 is quantitatively adjusted.
在所述步驟(1006)中,調整預組裝的所述攝像模組10後,通過在所述外部光學鏡片12與所述鏡筒部件13之間及所述外部光學鏡片12與所述鏡座24之間進行點膠,例如熱固膠,然後固化來固定預組裝的所述外部光學鏡片12,完成所述攝像模組的組裝。In the step (1006), after adjusting the pre-assembled camera module 10, the distance between the external optical lens 12 and the lens barrel member 13 and the external optical lens 12 and the lens holder is adjusted. Dispensing between 24, such as thermosetting glue, and then curing to fix the pre-assembled external optical lens 12 to complete the assembly of the camera module.
此外,也可以直接將所述外部光學鏡片12直接固定於所述鏡筒部件13和所述鏡座24之間,即將所述攝像模組鏡頭10固定於所述感光裝置20,固定後不可進行調整,完成所述攝像模組的組裝,但這種組裝方式會使得定焦模組的光學後焦距存在公差,得到的模組質量不穩定,需要再次對每個模組的光學後焦距進行調整。In addition, the external optical lens 12 may also be directly fixed between the lens barrel member 13 and the lens holder 24, that is, the camera module lens 10 is fixed to the photosensitive device 20, and cannot be performed after fixing. Adjust to complete the assembly of the camera module, but this assembly method will cause tolerances in the optical back focal length of the fixed focus module, and the quality of the obtained module is unstable, and the optical back focal length of each module needs to be adjusted again .
參考圖5,包括上述所述攝像模組鏡頭10的另一種攝像模組將被闡述。如圖5所示,一種攝像模組,包括所述攝像模組鏡頭10和一感光裝置20A,所述感光裝置20A包括一感光晶片21A,所述攝像模組鏡頭10被設置於所述感光晶片21A的感光路徑上,當物體反射的光線經過所述攝像模組鏡頭10進入所述攝像模組內部後,被所述感光晶片21A接收和進行光電轉化,從而在後續過程中,所述攝像模組能夠獲得與物體相關的影像。Referring to FIG. 5, another camera module including the camera module lens 10 described above will be described. As shown in FIG. 5, a camera module includes the camera module lens 10 and a photosensitive device 20A. The photosensitive device 20A includes a photosensitive chip 21A. The camera module lens 10 is disposed on the photosensitive chip. In the photosensitive path of 21A, after the light reflected by the object passes through the camera module lens 10 and enters the camera module, it is received by the photosensitive chip 21A and subjected to photoelectric conversion, so that in the subsequent process, the camera module The group can obtain images related to the object.
所述感光裝置20A進一步包括一濾光片22A、一線路板23A和一鏡座24A,所述感光裝置20A採用的是晶片倒裝工藝(flip chip),所述感光晶片21A位於所述鏡座24A的底部,直接與所述鏡座24A相連接,並且所述感光晶片21A與所述濾光片22A分別位於所述鏡座24A的內壁具有的一凸台的頂部和底部,其中所述感光晶片23A與所述線路板23A保持一間距,所述鏡座24A具有電氣功能,能夠保證所述攝像模組的成像。The photosensitive device 20A further includes a filter 22A, a circuit board 23A, and a lens holder 24A. The photosensitive device 20A uses a flip chip process, and the photosensitive wafer 21A is located on the lens holder. The bottom of 24A is directly connected to the lens holder 24A, and the photosensitive wafer 21A and the filter 22A are respectively located at the top and bottom of a boss provided on the inner wall of the lens holder 24A. The photosensitive wafer 23A maintains a distance from the circuit board 23A, and the lens holder 24A has an electrical function, which can ensure the imaging of the camera module.
本變形實施中的所述感光裝置20A的高度較小,不僅可以滿足小後焦距的模組的組裝需求,而且進一步地縮短了組裝的公差鏈長度,使所述感光晶片21A與所述攝像模組鏡頭10相對組裝位置公差最小化,提高了其組裝精度。而且有利於減小攝像模組的後焦限制,以進一步縮小模組的高度尺寸,有利於攝像模組向輕薄化的方向發展。此外,由於所述感光晶片21A直接設置於所述鏡座24A上,不需要貼裝於所述線路板23A上,能夠消除線路板的不平整對感光晶片的影響,進一步保證了所述攝像模組的成像品質。The height of the photosensitive device 20A in the implementation of this modification is not only small, which can not only meet the assembly requirements of modules with a small back focal length, but also further shorten the length of the assembly tolerance chain, so that the photosensitive wafer 21A and the camera module The tolerance of the group lens 10 relative to the assembly position is minimized, which improves the assembly accuracy. Moreover, it is beneficial to reduce the back focus limit of the camera module, to further reduce the height dimension of the module, and to facilitate the development of the camera module in the direction of thinning and lightening. In addition, since the photosensitive wafer 21A is directly disposed on the lens holder 24A, it does not need to be mounted on the circuit board 23A, which can eliminate the influence of the unevenness of the circuit board on the photosensitive wafer and further ensure the camera module. Group imaging quality.
參考圖6,本發明提供的攝像模組鏡頭的一種變形實施將被闡述。如圖6所示,一種攝像模組鏡頭10B,包括四內部光學鏡片11B、一外部光學鏡片12B和一鏡筒部件13B,各所述內部光學鏡片11B沿著鏡筒部件13B的高度方向被設置於所述鏡筒部件13B具有的一收容腔131B中,所述外部光學鏡片12B於所述鏡筒部件13B的底部固定於所述鏡筒部件13上,且各所述內部光學鏡片11B與所述外部光學鏡片12B位於所述攝像模組鏡頭10B的光學路徑上。Referring to FIG. 6, a modified implementation of the camera module lens provided by the present invention will be described. As shown in FIG. 6, a camera module lens 10B includes four internal optical lenses 11B, an external optical lens 12B, and a lens barrel member 13B. Each of the internal optical lenses 11B is disposed along a height direction of the lens barrel member 13B. In an accommodation cavity 131B of the lens barrel member 13B, the external optical lens 12B is fixed to the lens barrel member 13 at the bottom of the lens barrel member 13B, and each of the internal optical lenses 11B and The external optical lens 12B is located on an optical path of the camera module lens 10B.
各所述內部光學鏡片11B按照次序被逐片的固定於所述鏡筒部件13B的內部空間,其中各所述內部光學鏡片11B之間及與所述鏡筒部件13B使用隔圈進行連接固定。Each of the inner optical lenses 11B is fixed to the inner space of the lens barrel member 13B piece by piece in order. The inner optical lenses 11B and the lens barrel member 13B are connected and fixed by a spacer.
所述外部光學鏡片12B的邊緣具有一擋光層121B,所述擋光層121B是通過在所述外部光學鏡片12B的外側塗布黑膠形成的,所述黑膠較佳為熱固膠,其中所述擋光層121B完全覆蓋所述外部光學鏡片12B的整個側面,防止所述攝像模組鏡頭10B漏光。The edge of the external optical lens 12B has a light blocking layer 121B. The light blocking layer 121B is formed by coating a black glue on the outside of the external optical lens 12B. The black glue is preferably a thermosetting glue, wherein The light blocking layer 121B completely covers the entire side of the external optical lens 12B, and prevents light leakage from the camera module lens 10B.
參考圖7和圖8,本發明提供的攝像模組鏡頭的第二種具體實施方式將被闡述。如圖7和圖8所示,一種攝像模組鏡頭10C,包括至少一內部光學鏡片11C、至少一外部光學鏡片12C和一鏡筒部件13C,其中各所述內部光學鏡片11C被設置於所述鏡筒部件13C具有的一收容腔131C中,所述外部光學鏡片12C被設置於所述鏡筒部件13C的底部並位於所述鏡筒部件13C的外部,且所述內部光學鏡片11C和各所述外部光學鏡片12C位於所述攝像模組鏡頭10C的光學路徑上。Referring to FIG. 7 and FIG. 8, a second specific implementation manner of the camera module lens provided by the present invention will be described. As shown in FIG. 7 and FIG. 8, a camera module lens 10C includes at least one internal optical lens 11C, at least one external optical lens 12C, and a lens barrel member 13C, wherein each of the internal optical lenses 11C is disposed on the lens. In an accommodating cavity 131C of the lens barrel member 13C, the external optical lens 12C is disposed at the bottom of the lens barrel member 13C and located outside the lens barrel member 13C, and the internal optical lens 11C and each The external optical lens 12C is located on an optical path of the camera module lens 10C.
在本較佳實施例中,包括三片所述內部光學鏡片11C,分別為一第一內部光學鏡片111C、一第二內部光學鏡片112C和一第三內部光學鏡片113C,其中所述第一內部光學鏡片111C被預組裝於所述鏡筒部件13C頂部的內部空間中,作為可調鏡片,其組裝位置相對於所述鏡筒部件13C的空間位置適於被進行至少一個方向的調整,可調整的方向包括水準、垂直、傾斜和圓周方向中的一個或幾個方向。In the preferred embodiment, the three internal optical lenses 11C are respectively a first internal optical lens 111C, a second internal optical lens 112C, and a third internal optical lens 113C. The optical lens 111C is pre-assembled in the internal space at the top of the lens barrel member 13C. As an adjustable lens, its assembly position relative to the spatial position of the lens barrel member 13C is suitable for being adjusted in at least one direction and can be adjusted The directions include one or more of horizontal, vertical, oblique, and circumferential directions.
較佳地,使用膠水預組裝所述第一內部光學鏡片111C,其中所述膠水較佳為UV膠與熱固膠的混合膠,經過紫外曝光後半固化將所述第一內部光學鏡片111C預組裝於所述鏡筒部件13C,後期經過調整後,再將所述膠水進行烘烤完全固化進行固定所述第一內部光學鏡片111C。本領域的技術人員也可以選擇其他方式對所述可調鏡片進行預組裝。Preferably, the first inner optical lens 111C is pre-assembled with glue, wherein the glue is preferably a mixed glue of UV glue and thermosetting glue, and the first inner optical lens 111C is pre-assembled after semi-curing after ultraviolet exposure. After the lens barrel member 13C is adjusted in the later stage, the glue is baked and completely cured to fix the first internal optical lens 111C. Those skilled in the art may also choose other ways to pre-assemble the adjustable lens.
所述第二內部光學鏡片112C和所述第三內部光學鏡片113C嵌合後組成一個整體的鏡片組件,二者之間的嵌合可選擇使用隔圈或者直接塗膠進行連接,然後再將鏡片組件固定於所述鏡筒部件13C中部和底部的內部空間,可選擇使用銲接或膠水進行固定。其中,也可以將所述第二內部光學鏡片112C和所述第三內部光學鏡片113C分別單片的固定於所述鏡筒部件13C。The second internal optical lens 112C and the third internal optical lens 113C are fitted to form an integrated lens assembly. The fitting between the two can be performed by using a spacer or direct glue, and then the lenses are connected. The component is fixed to the inner space of the middle and bottom of the lens barrel member 13C, and can be fixed by welding or glue. The second inner optical lens 112C and the third inner optical lens 113C may be fixed to the lens barrel member 13C in a single piece, respectively.
值得一提的是,可以選擇所述內部光學鏡片11C中的一片或者多片作為可調鏡片,也可以同時通過將所述外部光學鏡片12C預組裝於所述鏡筒部件13C的底部,使得所述外部光學鏡片12C的組裝位置可調,也將所述外部光學鏡片12C作為可調鏡片在後續工序中進行調節,通過對所述可調鏡片組裝位置的調節,以校準所述攝像模組鏡頭10C的光心,校準後再對所述可調鏡片進行固定,提高其製造良率。It is worth mentioning that one or more of the internal optical lens 11C can be selected as an adjustable lens, or the external optical lens 12C can be pre-assembled on the bottom of the barrel member 13C at the same time, so that all The assembly position of the external optical lens 12C is adjustable, and the external optical lens 12C is also adjusted as an adjustable lens in a subsequent process, and the camera module lens is calibrated by adjusting the assembly position of the adjustable lens. 10C optical center, after the calibration, the adjustable lens is fixed to improve its manufacturing yield.
所述鏡筒部件13C具有至少一調整通道132C,所述調整通道132C設置於所述鏡筒部件13C的安裝所述可調鏡片的位置處,本較佳實施例中的所述調整通道132C的設置位置與所述第一內部光學鏡片111C的組裝位置相對應,其中所述調整通道132C將所述鏡筒部件13C的內部空間和外部環境相連通,以便於從通過一外部調整裝置從所述鏡筒部件13C的外部伸入到所述調整通道132C接觸所述第一內部光學鏡片111C來調整所述第一內部光學鏡片111C的組裝位置。The lens barrel member 13C has at least one adjustment channel 132C, and the adjustment channel 132C is disposed at the position where the adjustable lens of the lens barrel member 13C is installed. The setting position corresponds to the assembly position of the first internal optical lens 111C, wherein the adjustment channel 132C communicates the internal space of the lens barrel member 13C with the external environment, so as to facilitate the removal from the external passage through an external adjustment device. The outside of the lens barrel member 13C extends into the adjustment channel 132C to contact the first internal optical lens 111C to adjust the assembly position of the first internal optical lens 111C.
較佳地,本較佳實施例在所述鏡筒部件13C的外側圓周方向設置四個所述調整通道132C,各所述調整通道132C均勻地分佈於所述鏡筒部件13C的頂部與所述第一內部光學鏡片111C相對應,各所述調整通道132C之間彼此相隔90°,以便於從不同方向對所述第一內部光學鏡片111C進行調整,保證調整的精度。Preferably, in the preferred embodiment, four adjustment channels 132C are provided in the outer circumferential direction of the lens barrel member 13C, and each of the adjustment channels 132C is evenly distributed on the top of the lens barrel member 13C and the The first internal optical lens 111C corresponds to each other, and the adjustment channels 132C are separated from each other by 90 °, so that the first internal optical lens 111C can be adjusted from different directions to ensure the accuracy of the adjustment.
所述鏡筒部件13C具有至少一固定通道133C,設於所述鏡筒部件13C的頂部,與所述第一內部光學鏡片111C相對應,對所述第一內部光學鏡片111C進行調整後,使用一點膠設備通過所述固定通道133C點膠固定所述第一內部光學鏡片111C。較佳地,本實施例實施為四個所述固定通道133C,彼此相間隔90°,均與所述第一內部光學鏡片111C的邊緣相對應,以便於從多處對其進行固定,保證固定的牢固性。點膠固定所述第一內部光學鏡片111C的時候,可以多注入一些膠水到各所述固定通道133C中,便於同時密封所述固定通道133C,防止灰塵進入,並可防止鏡頭漏光。The lens barrel member 13C has at least one fixed channel 133C, which is provided on the top of the lens barrel member 13C and corresponds to the first internal optical lens 111C. After adjusting the first internal optical lens 111C, use The glue dispensing device fixes the first internal optical lens 111C through the fixing channel 133C. Preferably, this embodiment is implemented as four of the fixing channels 133C, which are spaced 90 ° apart from each other, and all correspond to the edges of the first internal optical lens 111C, so as to facilitate fixing them from multiple places and ensure fixing. The firmness. When the first internal optical lens 111C is fixed by dispensing, more glue can be injected into each of the fixing channels 133C, which is convenient for sealing the fixing channels 133C at the same time, preventing dust from entering, and preventing light leakage from the lens.
值得一提的是,也可以通過所述調整通道132C注入膠水來固定所述第一內部光學鏡片111C,尤其是當將設置於所述鏡筒部件13C中部或者底部的內部空間中的內部光學鏡片作為可調鏡片時,通常使用與所述可調鏡片相對應的調整通道來固定所述可調鏡片,並多注入一些膠水,同時密封所述調整通道。It is worth mentioning that the first internal optical lens 111C can also be fixed by injecting glue through the adjustment channel 132C, especially when the internal optical lens is to be provided in the inner space of the middle or bottom of the lens barrel member 13C. As an adjustable lens, an adjustable channel corresponding to the adjustable lens is usually used to fix the adjustable lens, and some glue is injected to seal the adjustable channel.
當所述外部光學鏡片12C作為可調鏡片時,可以使用以設備直接對其進行調整,然後通過點膠或者完全固化預組裝用的膠水來將其固定。When the external optical lens 12C is used as an adjustable lens, it can be adjusted directly with equipment and then fixed by dispensing or completely curing the glue for pre-assembly.
進一步地,在所述外部光學鏡片12C的邊緣設置一擋光層121C,其中所述擋光層121C必須完全覆蓋所述外部光學鏡片12C的整個側面,以防止所述攝像模組鏡頭10C漏光,並防止外部雜散光進入所述攝像模組鏡頭10C內部,以保證所述攝像模組鏡頭10C的成像品質。較佳地,通過在所述外部光學鏡片12的外側塗布黑膠來設置所述擋光層121,所述黑膠可選為熱固膠,固化後形成所述擋光層121C。Further, a light-blocking layer 121C is provided on an edge of the external optical lens 12C, and the light-blocking layer 121C must completely cover the entire side of the external optical lens 12C to prevent the camera module lens 10C from leaking light. It also prevents external stray light from entering the camera module lens 10C to ensure the imaging quality of the camera module lens 10C. Preferably, the light blocking layer 121 is provided by coating a black glue on the outside of the external optical lens 12. The black glue may be a thermosetting glue, and the light blocking layer 121C is formed after curing.
參考圖9,包括上述攝像模組鏡頭10C的攝像模組將被闡述。如圖9所示,一種攝像模組,包括一種攝像模組鏡頭10C和一感光裝置20C,所述感光裝置20C包括一感光晶片21C,所述攝像模組鏡頭10C被設置於所述感光晶片21C的感光路徑上,當物體反射的光線經過所述攝像模組鏡頭10C進入所述攝像模組內部後,被所述感光晶片21C接收和進行光電轉化,從而在後續過程中,所述攝像模組能夠獲得與物體相關的影像。Referring to FIG. 9, a camera module including the camera module lens 10C will be described. As shown in FIG. 9, a camera module includes a camera module lens 10C and a photosensitive device 20C. The photosensitive device 20C includes a photosensitive chip 21C, and the camera module lens 10C is disposed on the photosensitive chip 21C. In the light sensing path, when the light reflected by the object passes through the camera module lens 10C and enters the camera module, it is received by the photosensitive chip 21C and subjected to photoelectric conversion, so that in the subsequent process, the camera module Capable of obtaining images related to objects.
所述感光裝置進一步包括一濾光片22C、一線路板23C和一鏡座24C,其中所述濾光片22C安裝於所述鏡座24C的內部,並被設置於所述感光晶片21C的上方,其中所述感光晶片21C貼裝於所述線路板23C的上方,所述線路板23C安裝於所述鏡座24C的底部並使得所述感光晶片21位於所述鏡座24C的內部的腔體中,且所述感光晶片21C與所述鏡座24C之間保持一間距,二者並不直接接觸,即所述感光裝置20C採用COB(chip on board)工藝進行製作。The photosensitive device further includes a filter 22C, a circuit board 23C, and a lens holder 24C. The filter 22C is installed inside the lens holder 24C and is disposed above the photosensitive wafer 21C. Wherein, the photosensitive wafer 21C is mounted above the circuit board 23C, and the circuit board 23C is mounted on the bottom of the lens holder 24C and the photosensitive wafer 21 is located in a cavity inside the lens holder 24C. In addition, a gap is maintained between the photosensitive wafer 21C and the lens holder 24C, and the two are not in direct contact, that is, the photosensitive device 20C is manufactured using a COB (chip on board) process.
所述外部光學鏡片12C被設置於所述鏡筒部件13C與所述鏡座24C之間,即所述外部光學鏡片12C的頂部連接於所述鏡筒部件13C的底部,所述外部光學鏡片12C的底部連接於所述鏡座24C的頂部,承靠在所述鏡座24C上,被所述鏡座24C支撐,且各所述內部光學鏡片11C及各所述外部光學鏡片12C均被設置於所述感光晶片21C的感光路徑上,其中所述第一內部光學鏡片111C作為所述攝像模組的可調鏡片,其組裝位置相對於所述感光晶片21C的組裝位置被可調,調整後,能夠使得所述攝像模組鏡頭10C的中心軸線與所述感光晶片21C的中心軸線重合或者在偏差允許的範圍內,以保證所述攝像模組的成像品質。The external optical lens 12C is disposed between the lens barrel member 13C and the lens holder 24C, that is, the top of the external optical lens 12C is connected to the bottom of the lens barrel member 13C, and the external optical lens 12C The bottom is connected to the top of the lens holder 24C, bears on the lens holder 24C, is supported by the lens holder 24C, and each of the internal optical lens 11C and each of the external optical lens 12C is disposed on On the photosensitive path of the photosensitive wafer 21C, the first internal optical lens 111C is used as the adjustable lens of the camera module, and its assembly position is adjustable relative to the assembly position of the photosensitive wafer 21C. After adjustment, The center axis of the camera module lens 10C can be made coincident with the center axis of the photosensitive wafer 21C or within a tolerance range to ensure the imaging quality of the camera module.
值得一提的是,在所述攝像模組中,還可以將其他所述內部光學鏡片11C、所述外部光學鏡片12C作為可調鏡片來調整所述攝像模組鏡頭10C的中心軸線,將所述外部光學鏡片12C作為可調鏡片時,需要將所述外部光學鏡片12C與所述鏡座24C進行預組裝,所述外部光學鏡片12C不能固定於所述鏡座24C,其相對於所述鏡座24C的組裝位置被可調。It is worth mentioning that in the camera module, the other internal optical lens 11C and the external optical lens 12C can also be used as adjustable lenses to adjust the central axis of the camera module lens 10C, When the external optical lens 12C is used as an adjustable lens, the external optical lens 12C needs to be pre-assembled with the lens holder 24C. The external optical lens 12C cannot be fixed to the lens holder 24C. The assembly position of the seat 24C is adjustable.
參考圖11,所述攝像模組的組裝方法將被闡述。所述攝像模組的組裝方法1100包括以下步驟:Referring to FIG. 11, an assembling method of the camera module will be described. The camera module assembling method 1100 includes the following steps:
步驟(1101):將各所述內部光學鏡片11C安裝於所述鏡筒部件13C的內部空間,其中將至少一片所述內部光學鏡片11C作為可調鏡片進行預組裝,其組裝位置被可調,並固定除所述可調鏡片以外的其餘所述內部光學鏡片11;Step (1101): each of the internal optical lenses 11C is installed in an internal space of the lens barrel member 13C, wherein at least one of the internal optical lenses 11C is pre-assembled as an adjustable lens, and its assembly position is adjustable, And fixing the other internal optical lenses 11 except the adjustable lens;
步驟(1102):將所述外部光學鏡片12C設置於所述鏡筒部件13C底部的外部空間;Step (1102): setting the external optical lens 12C in an external space at the bottom of the lens barrel member 13C;
步驟(1103):在所述外部光學鏡片12C的外側設置所述擋光層121C,完成所述攝像模組鏡頭10C的組裝;Step (1103): setting the light blocking layer 121C on the outside of the external optical lens 12C to complete the assembly of the camera module lens 10C;
步驟(1104):將所述攝像模組鏡頭10C預組裝於所述感光裝置20C,完成所述攝像模組的預組裝;Step (1104): pre-assemble the camera module lens 10C to the photosensitive device 20C to complete pre-assembly of the camera module;
步驟(1105):調整所述攝像模組鏡頭10C的組裝位置,使所述攝像模組成像滿足解像要求;以及Step (1105): adjusting the assembly position of the camera module lens 10C so that the imaging of the camera module meets the resolution requirements; and
步驟(1106):封裝所述攝像模組鏡頭10C和所述感光裝置20C,完成所述攝像模組的組裝。Step (1106): encapsulate the camera module lens 10C and the photosensitive device 20C to complete the assembly of the camera module.
其中所述步驟(1101)至步驟(1103)為所述攝像模組鏡頭10C的組裝步驟。The steps (1101) to (1103) are the assembly steps of the camera module lens 10C.
在所述步驟(1101)中,除所述可調鏡片之外的其餘各所述內部光學鏡片11C可以逐個單片的固定於所述鏡筒部件13C的內部空間,也可以將其嵌合後形成一個整體的鏡片組件後再固定於所述鏡筒部件13C的內部空間,其中將所述第一內部光學鏡片111C作為可調鏡片用膠水進行預組裝,在後續工序中對其組裝位置進行調整。In the step (1101), the internal optical lenses 11C other than the adjustable lens may be individually fixed to the internal space of the lens barrel member 13C one by one, or may be fitted after fitting After forming an integral lens assembly, it is fixed to the internal space of the lens barrel member 13C. The first internal optical lens 111C is pre-assembled as an adjustable lens glue, and its assembly position is adjusted in subsequent processes. .
在所述步驟(1102)和所述步驟(1103)中,在對所述外部光學鏡片12C的外側塗布黑膠設置所述擋光層121C時,也可以同時在所述鏡筒部件13C和所述外部光學鏡片12C的交界處塗布黑膠,既可以形成所述擋光層121C,又可以將所述外部光學鏡片12C與所述鏡筒部件13C相連接,減少組裝步驟,節約時間,提高產品生產製造效率,降低成本。當然也可以將所述外部光學鏡片12C與所述鏡筒部件13C進行連接後,再在所述外部光學鏡片12C的外側塗布黑膠設置所述擋光層121C,根據實際情況進行選擇,其中所述擋光層121C可在組裝所述外部光學鏡片12C之前進行設置,當然也可在組裝後進行設置。In the step (1102) and the step (1103), when the outer optical lens 12C is coated with black glue and the light blocking layer 121C is provided, the lens barrel member 13C and the The outer optical lens 12C is coated with black glue at the boundary, so that the light blocking layer 121C can be formed, and the external optical lens 12C can be connected to the lens barrel member 13C, thereby reducing assembly steps, saving time and improving products. Production efficiency and reduce costs. Of course, after the external optical lens 12C is connected to the lens barrel member 13C, the outer optical lens 12C is coated with black rubber to set the light-blocking layer 121C, and is selected according to actual conditions. The light blocking layer 121C may be provided before the external optical lens 12C is assembled, and of course, it may be provided after the assembly.
進一步地,可通過在所述外部光學鏡片12C的頂部表面邊緣塗膠或者在所述鏡筒部件13C的底部表面塗膠使二者連接到一起,其中所述外部光學鏡片12C與所述鏡筒部件13C之間可以固定連接,也可以不做固定,對二者進行預組裝,將所述外部光學鏡片12C作為可調鏡片,使得所述鏡筒部件13C和所述外部光學鏡片12C的組裝位置在後續工序中適於被進行至少一個方向的調整。Further, the outer optical lens 12C and the lens barrel may be connected together by applying glue on a top surface edge of the outer optical lens 12C or by applying glue on a bottom surface of the lens barrel member 13C, wherein the outer optical lens 12C and the lens barrel The components 13C may be fixedly connected or may not be fixed. The two are pre-assembled, and the external optical lens 12C is used as an adjustable lens, so that the lens barrel component 13C and the external optical lens 12C are assembled. It is suitable to be adjusted in at least one direction in subsequent processes.
在所述步驟(1104)中,在所述外部光學鏡片12C的底部表面邊緣塗膠或者在所述鏡座24C的頂部表面塗膠,將所述外部光學鏡片12C與所述鏡座24C之間用膠水進行固定地連接,其中所述膠水較佳為熱固膠,也可以將二者進行預組裝,使得所述外部光學鏡片12C相對於所述感光晶片21C的組裝位置適於被進行至少一個方向的調整。In the step (1104), glue the edge of the bottom surface of the external optical lens 12C or glue the top surface of the lens holder 24C, and place the external optical lens 12C between the lens holder 24C and the lens holder 24C. It is fixedly connected with glue, wherein the glue is preferably a thermosetting glue, and the two can also be pre-assembled, so that the assembly position of the external optical lens 12C relative to the photosensitive wafer 21C is suitable for at least one Adjustment of direction.
在上述各步驟中,預組裝用的膠水適於選擇UV膠與熱固膠的混合膠進行預組裝,所述膠水經過紫外曝光後呈半固化狀態實現預組裝,在後期經過烘烤進行完全固化,進而將所述外部光學鏡片12C固定於所述鏡座24C和所述鏡筒部件13C上。In each of the above steps, the pre-assembly glue is suitable for pre-assembly by selecting a mixed glue of UV glue and thermosetting glue. The glue is pre-assembled in a semi-cured state after ultraviolet exposure, and is fully cured by baking in the later stage. Then, the external optical lens 12C is fixed on the lens holder 24C and the lens barrel member 13C.
在所述步驟(1105)中,所述攝像模組鏡頭10C的調整可通過調整作為所述可調鏡片的所述內部光學鏡片11C、所述外部光學鏡片12C和/或所述鏡筒部件13C來實現,即調整所述攝像模組鏡頭10C的光學路徑,使得所述攝像模組鏡頭10C的中心軸線與所述感光晶片21C的中心軸線重合或者在偏差允許的範圍內,進而使攝像模組成像滿足預期的解像要求。In the step (1105), the camera module lens 10C can be adjusted by adjusting the internal optical lens 11C, the external optical lens 12C, and / or the lens barrel member 13C as the adjustable lens. To achieve, that is, adjust the optical path of the camera module lens 10C so that the center axis of the camera module lens 10C coincides with the center axis of the photosensitive wafer 21C or within a range allowed by the deviation, so that the camera module The imaging meets the expected resolution requirements.
具體地,在上述組裝方法中,可以通過對所述可調鏡片的預組裝,所述攝像模組鏡頭可按照下列幾種方式進行調整:(1)調整所述鏡筒部件13C的組裝位置對所述攝像模組進行校準,即通過調整所述鏡筒部件13C得以調整固定於其內部空間的各所述內部光學鏡片11C及預組裝的所述可調鏡片,換句話說,此種情況下,所述外部光學鏡片12C與所述鏡筒部件13C之間預組裝,與所述鏡座24C之間固定連接;(2)分別調整所述鏡筒部件13C和所述外部光學鏡片12C對所述攝像模組進行校準,此種情況下,所述外部光學鏡片12C與所述鏡筒部件13C及所述鏡座24C之間均進行預組裝;(3)同時調整所述鏡筒部件13C和所述外部光學鏡片12C對所述攝像模組進行校準,即調整所述攝像模組鏡頭10C來校準所述攝像模組,換句話說,此種情況下,所述外部光學鏡片12C與所述鏡筒部件13C之間固定連接,與所述鏡座24C之間預組裝;(4)對所述可調鏡片的組裝位置進行調整,進而得以調整所述攝像模組鏡頭10C的中心軸線;(5)將所述可調鏡片的調整與上述(1)至(3)中所述鏡筒部件13C及所述外部光學鏡片12C的調整相結合來校準所述攝像模組。Specifically, in the above assembly method, by pre-assembling the adjustable lens, the camera module lens can be adjusted in the following ways: (1) adjusting the assembly position of the lens barrel member 13C to The camera module is calibrated, that is, each of the internal optical lenses 11C fixed in its internal space and the pre-assembled adjustable lenses are adjusted by adjusting the lens barrel member 13C, in other words, in this case , The external optical lens 12C is pre-assembled with the lens barrel member 13C, and is fixedly connected with the lens holder 24C; (2) the lens barrel member 13C and the external optical lens 12C are respectively adjusted The camera module is calibrated. In this case, the external optical lens 12C is pre-assembled with the lens barrel member 13C and the lens holder 24C; (3) the lens barrel member 13C and the lens barrel member 13C are adjusted at the same time. The external optical lens 12C calibrates the camera module, that is, the camera lens 10C is adjusted to calibrate the camera module. In other words, in this case, the external optical lens 12C and the camera lens are adjusted. 13C of lens barrel parts Fixedly connected and pre-assembled with the lens holder 24C; (4) adjusting the assembly position of the adjustable lens, thereby adjusting the central axis of the camera module lens 10C; (5) connecting the The adjustment of the adjustment lens is combined with the adjustment of the lens barrel member 13C and the external optical lens 12C in the above (1) to (3) to calibrate the camera module.
所述步驟(1105)包括以下步驟:步驟(11051)對預組裝的攝像模組進行通電,採集攝像模組成像;步驟(11052)根據攝像模組成像,使用軟件按照光學方法計算出所述攝像模組鏡頭10C的調整方式及調整量;步驟(11053)按照調整量對所述攝像模組鏡頭10C的組裝位置進行定量調整。The step (1105) includes the following steps: step (11051) powers on the pre-assembled camera module and collects the imaging of the camera module; step (11052) calculates the camera according to the imaging method of the camera module using software and optical methods The adjustment method and adjustment amount of the module lens 10C; step (11053) quantitatively adjusts the assembly position of the camera module lens 10C according to the adjustment amount.
在所述步驟(1106)中,調整預組裝的所述攝像模組10C後,通過在所述外部光學鏡片12C與所述鏡筒部件13C之間及所述外部光學鏡片12C與所述鏡座24C之間進行點膠,例如熱固膠,然後固化來固定預組裝的所述外部光學鏡片12C,並通過所述調整通道132C和/或所述固定通道133C來固定作為可調鏡片的所述內部光學鏡片11C,完成所述攝像模組的組裝。In the step (1106), after adjusting the pre-assembled camera module 10C, pass between the external optical lens 12C and the lens barrel member 13C, and between the external optical lens 12C and the lens holder. Dispensing between 24C, such as thermosetting adhesive, and then curing to fix the pre-assembled external optical lens 12C, and fixing the adjustable lens as the adjustable lens through the adjustment channel 132C and / or the fixing channel 133C. The internal optical lens 11C completes the assembly of the camera module.
此外,也可以直接將所述外部光學鏡片12C直接固定於所述鏡筒部件13C和所述鏡座24C之間,固定後不可進行調整,僅僅通過調整作為可調鏡片的所述內部光學鏡片11C的組裝位置對攝像模組成像進行校準,然後將其固定,完成所述攝像模組的組裝。In addition, the external optical lens 12C can also be directly fixed between the lens barrel member 13C and the lens holder 24C. After fixing, the external optical lens 12C cannot be adjusted, and only by adjusting the internal optical lens 11C as an adjustable lens The imaging position of the camera module is calibrated at the assembly position of the camera module, and then it is fixed to complete the assembly of the camera module.
本領域的技術人員應理解,上述描述及附圖中所示的本發明的實施例只作為舉例而並不限制本發明。本發明的目的已經完整併有效地實現。本發明的功能及結構原理已在實施例中展示和說明,在沒有背離所述原理下,本發明的實施方式可以有任何變形或修改。Those skilled in the art should understand that the embodiments of the present invention shown in the above description and the accompanying drawings are merely examples and do not limit the present invention. The object of the invention has been completely and effectively achieved. The function and structural principle of the present invention have been shown and explained in the embodiments, and the embodiments of the present invention may have any deformation or modification without departing from the principle.
10、10B、10C‧‧‧攝像模組鏡頭10, 10B, 10C‧‧‧ camera module lens
11、11B、11C‧‧‧內部光學鏡片11, 11B, 11C‧‧‧Internal optical lens
111C‧‧‧第一內部光學鏡片111C‧‧‧The first internal optical lens
112C‧‧‧第二內部光學鏡片112C‧‧‧Second Internal Optical Lens
113C‧‧‧第三內部光學鏡片113C‧‧‧The third internal optical lens
12、12B、12C‧‧‧外部光學鏡片12, 12B, 12C‧‧‧External Optical Lenses
121、121B、121C‧‧‧擋光層121, 121B, 121C‧‧‧ Light blocking layer
13、13B、13C‧‧‧鏡筒部件13, 13B, 13C‧‧‧ lens barrel parts
14‧‧‧膠水14‧‧‧glue
131、131B、131C‧‧‧收容腔131, 131B, 131C‧‧‧ Containment Chamber
132C‧‧‧調整通道132C‧‧‧Adjust the channel
133C‧‧‧固定通道133C‧‧‧Fixed channel
20、20A、20C‧‧‧感光裝置20, 20A, 20C‧‧‧Photosensitive device
21、21A、21C‧‧‧感光晶片21, 21A, 21C
22、22A、22C‧‧‧濾光片22, 22A, 22C‧‧‧ Filter
23、23A、23C‧‧‧線路板23, 23A, 23C‧‧‧Circuit board
24、24A、24C‧‧‧鏡座24, 24A, 24C ‧‧‧ mirror mount
1100、1100‧‧‧組裝方法1100, 1100‧‧‧Assembly method
1001~1006‧‧‧步驟1001 ~ 1006‧‧‧‧step
10051~10053‧‧‧步驟10051 ~ 10053‧‧‧‧step
1101~1106‧‧‧步驟1101 ~ 1106‧‧‧step
11051~11053‧‧‧步驟11051 ~ 11053‧‧‧‧step
圖1是根據本發明的第一個較佳實施例的攝像模組鏡頭的立體結構示意圖。 圖2是根據本發明的上述第一個較佳實施例的攝像模組鏡頭的剖視示意圖。 圖3是根據本發明的上述第一個較佳實施例的攝像模組的剖視示意圖。 圖4是根據本發明的上述第一個較佳實施例的攝像模組的組裝方法示意圖。 圖5是根據本發明的上述第一個較佳實施例的攝像模組的一種變形實施。 圖6是根據本發明的上述第一個較佳實施例的攝像模組鏡頭的一種變形實施。 圖7是根據本發明的第二個較佳實施例的攝像模組鏡頭的立體結構示意圖。 圖8是根據本發明的上述第二個較佳實施例的攝像模組鏡頭的剖視示意圖。 圖9是根據本發明的上述第二個較佳實施例的攝像模組的剖視示意圖。 圖10是根據本發明的上述第一個較佳實施例的攝像模組的組裝方法流程圖。 圖11是根據本發明的上述第二個較佳實施例的攝像模組的組裝方法流程圖。FIG. 1 is a schematic diagram of a three-dimensional structure of a camera module lens according to a first preferred embodiment of the present invention. FIG. 2 is a schematic cross-sectional view of a camera module lens according to the first preferred embodiment of the present invention. 3 is a schematic cross-sectional view of a camera module according to the first preferred embodiment of the present invention. FIG. 4 is a schematic diagram of an assembling method of a camera module according to the first preferred embodiment of the present invention. FIG. 5 is a modified implementation of the camera module according to the first preferred embodiment of the present invention. FIG. 6 is a modified implementation of the camera module lens according to the first preferred embodiment of the present invention. FIG. 7 is a schematic diagram of a three-dimensional structure of a camera module lens according to a second preferred embodiment of the present invention. 8 is a schematic cross-sectional view of a camera module lens according to the second preferred embodiment of the present invention. FIG. 9 is a schematic cross-sectional view of a camera module according to the second preferred embodiment of the present invention. FIG. 10 is a flowchart of a method for assembling a camera module according to the first preferred embodiment of the present invention. FIG. 11 is a flowchart of an assembling method of a camera module according to the second preferred embodiment of the present invention.
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TW107131247A TWI731261B (en) | 2015-12-29 | 2016-12-13 | Camera module lens, camera module and assembly method thereof |
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