TWM412367U - Optical lens with insert soma and optical lens module thereof - Google Patents

Optical lens with insert soma and optical lens module thereof Download PDF

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Publication number
TWM412367U
TWM412367U TW100206206U TW100206206U TWM412367U TW M412367 U TWM412367 U TW M412367U TW 100206206 U TW100206206 U TW 100206206U TW 100206206 U TW100206206 U TW 100206206U TW M412367 U TWM412367 U TW M412367U
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Taiwan
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optical lens
optical
embedded
opaque
lens
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TW100206206U
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Chinese (zh)
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Huang-Chang Chen
Chih-Peng Wang
Kuo-Hsuan Hsu
San-Woei Shyu
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E Pin Optical Industry Co Ltd
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Publication of TWM412367U publication Critical patent/TWM412367U/en

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Abstract

The present invention provides an optical lens with insert soma comprising an optical lens and a slide. The optical lens structure has a first optical surface and a second optical surface, and is made from optical plastic material. The slide has an aperture and is made from opaque material. The slide is embedded in the optical lens, and both the slide and the optical lens are formed as a whole by using insert injection molding. The aperture, the first optical surface and the second optical surface constitute the optical lens structure having slide. Besides, the present invention further provides an optical lens module, comprising the optical lens structure described above and a holder surrounding the optical lens structure.

Description

五、新型說明: 【新型所屬之技術領域】 [0001] 本創作有關於一種嵌入遮光片式光學鏡片及其光學鏡頭 ,更特別是關於一體射出成型製成之嵌入遮光片式光學 鏡片及其光學鏡頭。 【先前技術】 [0002] 光學鏡片(optical lens )為相機或照像手機鏡頭之 最小光學元件,使用時可由一個或一個以上之光學鏡片 (optical lens)組成。如圖1所示,光學鏡片u 一般 係以塑膠或玻璃材質製成,包含:具有光學作用之光學 面(optical surface) 11a,其一般為圓形面;及在 光學面11a外圍之無光學作用之外肩部(〇uter peri_ Phery) lib,其可為圓形或方形。 [0003] 一般為使光學鏡片能固定,光學鏡片1丨是先固定於一夾 持環(holding ring) 12上以構成一光學鏡片組(optical lens set ) 1 » 該 夾持環 12可為金屬或塑 膠材料 製成。藉由夾持環12以定位及固定光學鏡片u,使其能 對準鏡頭之中心軸(光軸),甚至可藉由致動機構 (actuator)使夾持環12能在鏡頭内移動以達到變焦的目 的,如美國專利US7, 312, 933、US7, 095, 572、 US2007/0024989及日本專利JP3650594等。 [0004] 習知的塑膠或玻璃材質之光學鏡片與夾持環的固定方法 之一可稱為埋入式射出成型(insert injecti〇n moid-ing) »其係將一嵌件(一般為金屬件)先置入預設模具 表單編號A0101 第3頁/共22頁 M412367 之模穴(模腔)中,再注入熔融的塑膠(橡膠)料以填滿 模穴中一預設的成型區域並包覆此嵌件之一部分或全部 ,經冷卻固化後自模具中取出成品。此製造方法已大量 使用於電子零件、連接器、機械件、LED中,如美國專利 US5, 923, 805、台灣專利TWM313317、日本專利 JP07120610等。 [0005] 又藉由此成型方法在製造一個具有塑膠鏡片的外罩時, 係以外罩之殼體為嵌件先置入模穴中再以塑膠料射出成 型一個塑膠鏡片以與殼體結合為一體,而完成一具有塑 膠鏡片之一體成型之外罩;或以塑膠鏡片為嵌件再以塑 膠料射出外罩之殼體以結合為一體成型之具有塑膠鏡片 之外罩,如台灣專利TW0528279、美國專利 US6, 825, 503。 [0006] 此外,曰本專利號07-018726揭示一種以射出成型製成 的光學鏡片。此光學鏡片包含二個緊密相連的鏡片,其 中一個鏡片係以射出成型製成。這二鏡片的材質並不相 同,可各自為玻璃、熱固性或熱塑性三者中任一種。然 而前述的各埋入式射出成型技術僅僅為鏡片結構的設計 ,在光學鏡頭組裝時,其仍需組裝於夾持環或支架内, 才能製成光學鏡頭。此外,光學鏡頭内也需額外設置遮 光片,因此在組裝光學鏡頭時,花費不少時間。 [0007] 為改進過去光學鏡頭製造及組裝費時的缺點,本創作乃 提出一種解決辦法,以解決習知技術所具有之問題。 【新型内容】 表單編號A0101 第4頁/共22頁 [0008] 本創作之目的在於提供以同一材料一體射出成型製成之 光學鏡片並將遮光片内嵌於該光學透鏡内,以一體射出 成型製成,以簡化嵌入遮光片式光學鏡片製造麻煩及組 裝費時的問題,且也可以直接製成光學鏡頭。 [0009] 為達成上述目的,本創作提供一種嵌入遮光片式光學鏡 片,包含:一光學透鏡,具有一第一光學面與一第二光 學面,該光學透鏡為塑膠材料所製成;以及一遮光片, 具有一孔徑通孔,該遮光片為不透光材質所製成且内嵌 於該光學透鏡内與該光學透鏡以埋入射出成型一體成型 製成;藉由該孔徑通孔、該第一光學面與該第二光學面 ,構成具有遮光片之光學透鏡元件。 [0010] 此外,本創作亦提供一種光學鏡頭,包含:一嵌入遮光 片式光學鏡片,包含:一光學透鏡,具有一第一光學面 與一第二光學面,該光學透鏡為塑膠材料所製成;以及 一遮光片,具有一孔徑通孔,該遮光片為不透光材質所 製成且内嵌於該光學透鏡内與該光學透鏡以埋入射出成 型一體成型製成;以及一支架,包覆於該嵌入遮光片式 光學鏡片外部,用以固定該嵌入遮光片式光學鏡片;藉 由該孔徑通孔、該第一光學面與該第二光學面,構成具 有遮光片之光學透鏡元件。 [0011] 此外,本創作亦提供一種以陣列形式製作,可再經裁切 製成之單一的嵌入遮光片式光學鏡片或單一的光學鏡頭 〇 [0012] 藉由上述結構,本創作之嵌入遮光片式光學鏡片之遮光 表單編號A0101 第5頁/共22頁 M412367 片與光學透鏡係埋入射出成型一體成型製成,因而可省 去遮光片的設置步驟。此外,本創作光學鏡頭也可一體 射出成型製成,可省去嵌入遮光片式光學鏡片需組裝於 夾持環或支架内之步驟。 【實施方式】 [0013] 圖2為本創作嵌入遮光片式光學鏡片2之第一實施例之結 構圖。圖2中,本實施例之嵌入遮光片式光學鏡片2包含 一光學透鏡21以及一遮光片22。 [0014] 光學透鏡21具有一第一光學面211與一第二光學面212, 且為塑膠材料製成。塑膠材料可為熱固性或熱塑性材料 〇 [0015] 遮光片22,為不透光的黑色金屬件或黑色塑膠材料所製 成,具有一孔徑通孔221。其内嵌於光學透鏡21内,與光 學透鏡21以埋入射出成型一體成型製成。遮光片22係用 以遮蔽光線,避免光線漏出或避免多餘的光線進入光學 透鏡21。在本實施例中,遮光片22實施為中置光圈。 [0016] 本實施例之嵌入遮光片式光學鏡片2係藉由孔徑通孔221 、第一光學面211與第二光學面212構成具有遮光片之該 嵌入遮光片式光學鏡片2。 [0017] 圖3A及圖3B為以埋入射出成型方法製成本創作嵌入遮光 片式光學鏡片2之步驟圖。第3A及3B圖中,本實施例之 嵌入遮光片式光學鏡片2係先以遮光片22設置於一個模具 23之模穴24中,待模具23合模後,以單一材料注入模穴 24中,以埋入射出成型一體成型製成嵌入遮光片式光學 表單編號A0101 第6頁/共22頁 M412367 鏡片2。 [0018] 因此,本實施例之嵌入遮光片式光學鏡片2之光學透鏡21 係為相同材料製成,且遮光片22内嵌於光學透鏡21内, 因而可省去遮光片22的設置步驟。 [0019] 圖4A及4B為以陣列(array)方式製作本創作嵌入遮光片 式光學鏡片2之步驟圖。圖4A及4B中,本創作嵌入遮光片 式光學鏡片2之製作也可以採用陣列形式製作。本實施例 利用一個多模穴24的模具25,每個模穴24皆如同圖3A及 3B之模穴24。接著再將遮光片陣列220先設置於多模穴 24中,透過埋入射出成型,可以一次做出多個以鎮列排 列的嵌入遮光片式光學鏡片。其令,遮光片陣列220可為 預先製成具有陣列排列的多個遮光片,藉此可簡易並快 速的置入多模穴24中。前述之一次做出多個嵌入遮光片 式光學鏡片可經裁切後,即成為單一個嵌入遮光片式光 學鏡片2。如此可節省製作時間和成本。 [0020] 圖5及6為本創作嵌入遮光片式光學鏡片2之遮光片22之第 二及第三實施例之結構圖。圖5中,嵌入遮光片式光學鏡 片2之遮光片22具有第一面222及第二面223。第一面222 與第二面223之任一面可為階梯狀結構,自孔徑通孔221 邊緣延伸至光學透鏡21邊緣。此階梯狀結構可用以消除 雜散光線,預防鬼影的產生。 [0021] 在本實施例中,遮光片22僅第二面223為階梯狀結構,但 並不此為限,也可以第一面222及第二面223同時皆具有 階梯狀結構。 表單編號A0101 第7頁/共22頁 M412367 [0022] 參閱圊6,圖6遮光片22與圖5的遮光片22類似,不同處為 此遮光片22之第一面222及第二面223皆為鋸齒狀結構, 自孔徑通孔221邊緣延伸至光學透鏡21邊緣。此鋸齒狀結 構可用以消除雜散光線,預防鬼影產生。 [0023] 圖7為本創作光學鏡頭3之第一實施例之結構圖。圖7中, 上文中之嵌入遮光片式光學鏡片2也可以製成一光學鏡頭 3。其係將一個支架31包覆於嵌_入遮光片式光學鏡片2外 ,如此係形成一個光學鏡頭3。 [0024] 此外,支架31更可沿嵌入遮光片式光學鏡片2之光軸S方 向延伸,並與嵌入遮光片式光學鏡片2間形成一容置空間 32。此容置空間32可用以裝設一光學元件,此光學元件 係選自下列所述之一或其組合:第二透鏡、遮光片、間 隔片、表玻璃、紅外線鏡片、影像感測器、電路板。 [0025] 支架31的材質可為金屬或塑膠,若為金屬時可以It到電 磁遮蔽的效果。 [0026] 圖8為本創作光學鏡頭3之第二實施例之結構圖。圖8中, 本實施例之光學鏡頭3包含嵌入遮光片式光學鏡片2、紅 外線鏡片35、影像感測器36及電路板37。嵌入遮光片式 光學鏡片2係與上文所述相同,包含有遮光片22。紅外線 鏡片35、影像感測器36及電路板37係依序裝設於支架31 與嵌入遮光片式光學鏡片2之容置空間32中,形成一個光 學鏡頭3。其中,在本實施例中,支架31僅包覆於遮光片 32及一半的嵌入遮光片式光學鏡片2之外。 [0027] 圖9為本創作光學鏡頭3之第三實施例之結構圖。圖9中, 表單編號A0101 第8頁/共22頁 本實施例之光學鏡頭3與圖8之第二實施例類似,不同處 在於本實施例之嵌入遮光片式光學鏡片2係與圖5相同。 意即遮光片22之第二面223具有階梯狀結構,自孔徑通孔 221邊缘延伸至光學透鏡21邊緣。階梯狀結構可用以消除 雜散光線,預防鬼影的產生。 [0028] 圖10為本創作光學鏡頭3之第四實施例之結構圖。圖10中 ,本實施例之光學鏡頭3與圖9之第三實施例類似,差別 處在於支架31更包覆於整個嵌入遮光片式光學鏡片2外, 如此整個嵌入遮光片式光學鏡片2都受到支架31的保護。 [0029] 圖11A及11B為本創作光學鏡頭3以埋入射出成型方法製成 之步驟圖。圖11A及11B中,本實施例光學鏡頭3之製作係 先將遮光片22及支架31設置於一個模具39之模穴38中, 待模具39合模後,以單一材料注入模穴38中,以埋入射 出成型一體成型製成光學鏡頭3。射出成型的材料可為熱 固性或熱塑性的塑膠材料。 [0030] 利用此方式,可直接製作一個光學鏡頭3,不需再額外組 裝支架31及遮光片22。此外,在本實施例中,支架31與 遮光片22為一體;對於不同應用,支架31與遮光片22也 可為二個元件,不為所限》 [0031] 圖12A及12B為以陣列(array)方式製作本創作光學鏡頭3 之步驟圖。 [0032] 圖12A及12B中,本創作光學鏡頭3之製作也可以採用陣列 形式製作。本實施例利用一個多模穴38的模具39,每個 模穴38皆如同圖11A及11B之模穴38。接著再將遮光片陣 表單編號A0101 第9頁/共22頁 M412367 列220及支架31先設置於多模穴38中,透過埋入射出成型 ,可以一次做出多個光學鏡頭所形成的陣列,經裁切分 離後可製成多個單一的光學鏡頭3,每個光學鏡頭3包含 有嵌入遮光片式光學鏡片2及支架31,如此可節省製作時 間和成本。其中,遮光片陣列220可為預先製成具有陣列 排列的多個遮光片,多個支架31可連接於遮光片陣列220 上;或者可將多個支架31與遮光片陣列220 —次成型,不 為所限。 [0033] 本創作之嵌入遮光片式光學鏡片之遮光片與光學透鏡係 埋入射出成型一體成型製成,因而可省去遮光片的設置 步驟。此外,本創作光學鏡頭也可採用埋入射出成型一 體成型製成,可省去嵌入遮光片式光學鏡片需組裝於夾 持環或支架内之步驟,如此將可達快速製造降低成本之 功效。 [0034] 以上所述僅為舉例性,而非為限制性者。任何未脫離本 創作之精神與範疇,而對其進行之等效修改或變更,均 應包含於後附之申請專利範圍中。 【圖式簡單說明】 [0035] 圖1為習知光學鏡片固定於一夾持環之結構圖; 圖2為本創作光學鏡片結再之第一實施例之結構圖; 圖3A及3B為以埋入射出成型方法製成本創作嵌入遮光片 式光學鏡片之示意圖; 圖4A及4B為以陣列方式製作本創作嵌入遮光片式光學鏡 片之不意圖, 圖5圖及第6為本創作嵌入遮光片式光學鏡片之遮光片之 表單編號A0101 第丨0頁/共22頁 M412367 第二及第三實施例之結構圖; 圖7為本創作光學鏡頭之第一實施例之結構圖; 圖8為本創作光學鏡頭之第二實施例之結構圖; 圖9為本創作光學鏡頭之第三實施例之結構圖; 圖10為本創作光學鏡頭之第四實施例之結構圖; 圖11A及11B為本創作光學鏡頭以埋入射出成型方法製成 之不意圖,以及 圖12A及12B為以陣列方式製作本創作光學鏡頭之示意圖 〇 【主要元件符號說明】 [〇〇36] S :光軸; 1:光學鏡片組; 11 :光學鏡片; 1 la :光學面; 11 b :外肩部; 12 :夾持環; 2 :嵌入遮光片式光學鏡片; 21 :光學透鏡; 211 :第一光學面; 212 :第二光學面; 22 :遮光片; 220 :遮光片陣列; 221 :孔徑通孔; 2 2 2 :第一面; 223 :第二面; 表單编號A0101 第11頁/共22頁 M412367 23 :模具; 24 :模穴; 25 :模具; 3:光學鏡頭; 31 :支架; 32 :容置空間; 35 :紅外線鏡片; 36 :影像感測器; 37 :電路板; 38 :模穴;以及 39 :模具。 表單編號A0101 第12頁/共22頁V. New description: [New technology field] [0001] This work is about a light-shielded optical lens and its optical lens, especially for the integrated light-shielded optical lens and its optical Lens. [Prior Art] [0002] An optical lens is the smallest optical component of a camera or a photographic lens, and may be composed of one or more optical lenses when in use. As shown in FIG. 1, the optical lens u is generally made of plastic or glass, and includes: an optical surface 11a having an optical effect, which is generally a circular surface; and an optical effect on the periphery of the optical surface 11a. Outside the shoulder (〇uter peri_ Phery) lib, which can be round or square. Generally, in order to fix the optical lens, the optical lens 1 is first fixed on a holding ring 12 to form an optical lens set. 1 » The clamping ring 12 can be metal. Made of plastic material. By clamping the ring 12 to position and fix the optical lens u so that it can be aligned with the central axis (optical axis) of the lens, the clamping ring 12 can be moved within the lens even by an actuator to achieve The purpose of the zoom is, for example, US Pat. No. 7,312,933, US 7,095,572, US 2007/0024989, and Japanese Patent JP 3650594. [0004] One of the conventional methods for fixing an optical lens or a clamping ring of a plastic or glass material may be referred to as "insert injection molding" (insert injecti〇n moid-ing), which is an insert (generally metal) () Insert the molten plastic (rubber) material into the mold cavity (mold cavity) of the preset mold form No. A0101, page 3/22, and fill a predetermined molding area in the cavity. A part or all of the insert is coated, and after cooling and solidifying, the finished product is taken out from the mold. This manufacturing method has been widely used in electronic parts, connectors, mechanical parts, and LEDs, such as U.S. Patent No. 5,923,805, Taiwan Patent No. TWM313317, Japanese Patent JP07120610, and the like. [0005] When the outer cover of the plastic lens is manufactured by the molding method, the outer casing of the outer cover is inserted into the cavity first, and then a plastic lens is injected into the plastic material to be integrated with the casing. And completing a plastic outer lens with a plastic lens; or a plastic lens as an insert and then a plastic material to eject the outer casing of the outer casing to be integrally formed with a plastic lens outer cover, such as Taiwan Patent TW0528279, US Patent US 6, 825, 503. Further, Japanese Patent No. 07-018726 discloses an optical lens which is formed by injection molding. The optical lens comprises two closely connected lenses, one of which is formed by injection molding. The materials of the two lenses are not the same, and each of them may be any of glass, thermosetting or thermoplastic. However, the aforementioned embedded injection molding technology is only for the design of the lens structure. When the optical lens is assembled, it still needs to be assembled in the clamping ring or the bracket to form the optical lens. In addition, an additional mask is required in the optical lens, so it takes a lot of time to assemble the optical lens. [0007] In order to improve the time-consuming shortcomings of optical lens manufacturing and assembly, the present invention proposes a solution to solve the problems of the prior art. [New Content] Form No. A0101 Page 4 of 22 [0008] The purpose of this creation is to provide an optical lens integrally molded from the same material and embed the light-shielding film in the optical lens for integral injection molding. It is made to simplify the trouble of manufacturing the opaque optical lens and the time-consuming assembly, and it can also be directly made into an optical lens. [0009] In order to achieve the above object, the present invention provides an embedded opaque optical lens, comprising: an optical lens having a first optical surface and a second optical surface, the optical lens being made of a plastic material; and a The opaque sheet has an aperture through hole, and the visor is made of an opaque material and is embedded in the optical lens and integrally formed with the optical lens by immersion and injection molding; The first optical surface and the second optical surface constitute an optical lens element having a light shielding sheet. [0010] In addition, the present invention also provides an optical lens, comprising: a light-shielding optical lens, comprising: an optical lens having a first optical surface and a second optical surface, the optical lens being made of a plastic material And a light shielding sheet having an aperture through hole, the light shielding sheet being made of an opaque material and embedded in the optical lens and integrally formed with the optical lens in a buried incident shape; and a bracket Covering the outside of the embedded opaque optical lens for fixing the embedded opaque optical lens; forming an optical lens component having a light shielding film by the aperture through hole, the first optical surface and the second optical surface . [0011] In addition, the present invention also provides a single embedded opaque optical lens or a single optical lens which is fabricated in an array form and can be further cut. [0012] With the above structure, the embedded light shielding of the present invention The shading form number of the sheet optical lens A0101 Page 5 of 22 M412367 The sheet and the optical lens are integrally formed by immersion and injection molding, thereby eliminating the step of setting the visor. In addition, the optical lens can be integrally formed by injection molding, which eliminates the need to embed the opaque optical lens in the clamping ring or the holder. [Embodiment] [0013] Fig. 2 is a structural view showing a first embodiment in which a light-shielding optical lens 2 is embedded. In Fig. 2, the embedded opaque optical lens 2 of the present embodiment comprises an optical lens 21 and a light shielding sheet 22. [0014] The optical lens 21 has a first optical surface 211 and a second optical surface 212, and is made of a plastic material. The plastic material may be a thermosetting or thermoplastic material. [0015] The light shielding sheet 22 is made of a opaque black metal member or a black plastic material and has an aperture through hole 221 . It is embedded in the optical lens 21 and formed integrally with the optical lens 21 by immersion and injection molding. The visor 22 is used to shield light from leakage or to prevent excess light from entering the optical lens 21. In the present embodiment, the light shielding sheet 22 is implemented as a center aperture. [0016] The embedded light-shielding optical lens 2 of the present embodiment constitutes the light-shielding optical lens 2 having a light shielding sheet by the aperture through hole 221, the first optical surface 211 and the second optical surface 212. 3A and 3B are diagrams showing the steps of embedding the opaque optical lens 2 by the immersion incidence molding method. In the 3A and 3B drawings, the opaque optical lens 2 of the present embodiment is first disposed in the cavity 24 of a mold 23 by the visor 22, and is injected into the cavity 24 as a single material after the mold 23 is clamped. The opaque optical form No. A0101 Page 6 of 22 M412367 Lens 2 is formed by immersion and injection molding. Therefore, the optical lens 21 embedded in the opaque optical lens 2 of the present embodiment is made of the same material, and the visor 22 is embedded in the optical lens 21, so that the step of disposing the visor 22 can be omitted. 4A and 4B are diagrams showing the steps of fabricating the present invention into the opaque optical lens 2 in an array manner. In Figs. 4A and 4B, the creation of the opaque optical lens 2 can also be made in an array form. This embodiment utilizes a mold 25 of a plurality of mold cavities 24, each of which is like the mold cavity 24 of Figures 3A and 3B. Then, the visor array 220 is first placed in the multi-cavity 24, and a plurality of embedded opaque optical lenses arranged in a row can be formed at one time by burying and forming. Thus, the visor array 220 can be pre-formed into a plurality of visors arranged in an array, whereby the multi-cavity 24 can be easily and quickly placed. The above-described plurality of embedded opaque optical lenses can be cut into a single opaque optical lens 2 after being cut. This saves production time and costs. 5 and 6 are structural views of the second and third embodiments of the light shielding sheet 22 in which the opaque optical lens 2 is embedded. In Fig. 5, the light shielding sheet 22 embedded in the opaque optical lens 2 has a first surface 222 and a second surface 223. The first surface 222 and the second surface 223 may have a stepped structure extending from the edge of the aperture through hole 221 to the edge of the optical lens 21. This stepped structure can be used to eliminate stray light and prevent ghosting. In the present embodiment, only the second surface 223 of the light shielding sheet 22 has a stepped structure. However, the first surface 222 and the second surface 223 may have a stepped structure at the same time. Form No. A0101 Page 7 of 22 M412367 [0022] Referring to FIG. 6, the light shielding sheet 22 of FIG. 6 is similar to the light shielding sheet 22 of FIG. 5, and the first surface 222 and the second surface 223 of the light shielding sheet 22 are different. It is a sawtooth structure extending from the edge of the aperture through hole 221 to the edge of the optical lens 21. This jagged structure can be used to eliminate stray light and prevent ghosting. 7 is a structural view of a first embodiment of the optical lens 3 of the present invention. In Fig. 7, the above-described embedded opaque optical lens 2 can also be made into an optical lens 3. It encloses a bracket 31 outside the opaque optical lens 2, thus forming an optical lens 3. In addition, the bracket 31 extends along the optical axis S of the opaque optical lens 2 and forms an accommodating space 32 with the opaque optical lens 2. The accommodating space 32 can be used to mount an optical component selected from one or a combination of the following: a second lens, a light shielding film, a spacer, a watch glass, an infrared lens, an image sensor, and a circuit. board. [0025] The material of the bracket 31 may be metal or plastic, and if it is metal, it may have an effect of electromagnetic shielding. 8 is a structural view of a second embodiment of the optical lens 3 of the present invention. In Fig. 8, the optical lens 3 of the present embodiment includes a light-shielding optical lens 2, an infrared lens 35, an image sensor 36, and a circuit board 37. The opaque optical lens 2 is the same as described above and includes a light shielding sheet 22. The infrared lens 35, the image sensor 36, and the circuit board 37 are sequentially mounted in the accommodating space 32 of the visor 31 and the opaque optical lens 2 to form an optical lens 3. In the present embodiment, the bracket 31 is only covered by the light shielding sheet 32 and half of the embedded light shielding type optical lens 2. 9 is a structural view of a third embodiment of the optical lens 3 of the present invention. In Fig. 9, the form number A0101 is the eighth embodiment of the optical lens 3 of the present embodiment, which is similar to the second embodiment of Fig. 8. The difference is that the embedded light-shielding optical lens 2 of the present embodiment is the same as that of Fig. 5. . That is, the second surface 223 of the light shielding sheet 22 has a stepped structure extending from the edge of the aperture through hole 221 to the edge of the optical lens 21. A stepped structure can be used to eliminate stray light and prevent ghosting. 10 is a structural view of a fourth embodiment of the optical lens 3 of the present invention. In Fig. 10, the optical lens 3 of the present embodiment is similar to the third embodiment of Fig. 9. The difference is that the bracket 31 is evenly wrapped around the entire opaque optical lens 2, so that the entire opaque optical lens 2 is embedded. Protected by the bracket 31. 11A and 11B are diagrams showing the steps of the optical lens 3 of the prior art in which the optical lens 3 is formed by a buried incidence molding method. 11A and 11B, the optical lens 3 of the present embodiment is first disposed in the cavity 38 of a mold 39 after the optical film 22 and the bracket 31 are clamped, and then injected into the cavity 38 as a single material after the mold 39 is clamped. The optical lens 3 is integrally formed by burying and injection molding. The injection molded material can be a thermoset or thermoplastic plastic material. [0030] With this method, an optical lens 3 can be directly fabricated without additionally assembling the bracket 31 and the light shielding sheet 22. In addition, in the embodiment, the bracket 31 and the light shielding sheet 22 are integrated; for different applications, the bracket 31 and the light shielding sheet 22 may also be two components, which are not limited thereto. [0031] FIGS. 12A and 12B are arrays ( The step diagram of the creation of the optical lens 3 is performed in an array manner. [0032] In FIGS. 12A and 12B, the fabrication of the present optical lens 3 can also be made in an array form. This embodiment utilizes a mold 39 of a multi-cavity 38, each of which is like the cavity 38 of Figures 11A and 11B. Then, the shade array form number A0101, page 9 / page 22, M412367 column 220 and the bracket 31 are first placed in the multi-cavity 38, and the array formed by the plurality of optical lenses can be made at one time by burying and forming. After the cutting and separation, a plurality of single optical lenses 3 can be formed, and each of the optical lenses 3 includes the embedded optical lens 2 and the bracket 31, which can save production time and cost. The mask array 220 may be a plurality of light shielding sheets arranged in an array, and the plurality of brackets 31 may be connected to the light shielding sheet array 220. Alternatively, the plurality of brackets 31 and the light shielding sheet array 220 may be formed in a second time. For the limit. [0033] The light-shielding sheet of the present invention, which is embedded in the opaque optical lens, is integrally formed with the optical lens and is embedded and molded, thereby eliminating the step of arranging the visor. In addition, the optical lens of the present invention can also be formed by bulk-injection molding, which eliminates the step of embedding the opaque optical lens in the clamping ring or the bracket, which can achieve the effect of rapid manufacturing and cost reduction. [0034] The foregoing is illustrative only and not limiting. Any equivalent modifications or changes made to the spirit and scope of this creation shall be included in the scope of the appended patent application. BRIEF DESCRIPTION OF THE DRAWINGS [0035] FIG. 1 is a structural view of a conventional optical lens fixed to a clamping ring; FIG. 2 is a structural view of a first embodiment of the optical lens assembly of the present invention; FIGS. 3A and 3B are diagrams The buried-injection molding method is used to make a schematic view of the optical lens embedded in the light-shielding type; FIG. 4A and FIG. 4B are not intended to form the light-shielding optical lens in the form of an array, and FIG. 5 and FIG. Form No. A0101 of the optical lens of the optical lens, page 0 of the M412367 structure diagram of the second and third embodiments; FIG. 7 is a structural view of the first embodiment of the optical lens of the present invention; FIG. 9 is a structural view of a third embodiment of the optical lens of the present invention; FIG. 10 is a structural view of a fourth embodiment of the optical lens of the present invention; FIG. 11A and FIG. It is not intended to create an optical lens by a buried incident molding method, and FIGS. 12A and 12B are schematic diagrams of the optical lens produced in an array manner. [Main component symbol description] [〇〇36] S: optical axis; Optical lens set 11: optical lens; 1 la: optical surface; 11 b: outer shoulder; 12: clamping ring; 2: embedded in the optical lens; 21: optical lens; 211: first optical surface; 212: second optical 22; visor; 220: visor array; 221: aperture through hole; 2 2 2 : first side; 223: second side; form number A0101 page 11 / total 22 pages M412367 23 : mold; : cavity; 25: mold; 3: optical lens; 31: bracket; 32: housing space; 35: infrared lens; 36: image sensor; 37: circuit board; 38: cavity; and 39: mold. Form No. A0101 Page 12 of 22

Claims (1)

M412367 六、申請專利範圍: 1 . 一種欲入遮光片式光學鏡片,包含: 一光學透鏡,具有一第一光學面與一第二光學面,該光學 透鏡為塑膠材料所製成;以及 一遮光片,具有一孔徑通孔,該遮光片為不透光材質所製 成且内嵌於該光學透鏡内與該光學透鏡以埋入射出成型一 體成型製成; 藉由該孔徑通孔、該第一光學面與該第二光學面,構成具 有遮光片之該嵌入遮光片式光學鏡片。 2 .如申請專利範圍第1項所述之嵌入遮光片式光學鏡片,其 中該遮光片具有一第一面及一第二面,該第一面與該第二 面之任一面具有階梯狀結構,自該孔徑通孔邊緣延伸至該 光學透鏡邊緣,用以消除雜散光線。 3 .如申請專利範圍第1項所述之嵌入遮光片式光學鏡片,其 中該遮光片具有一第一面及一第二面,該第一面與該第二 面之任一面具有鋸齒狀結構,自該孔徑通孔邊緣延伸至該 光學透鏡邊緣,用以消除雜散光線。 4 .如申請專利範圍第1項所述之嵌入遮光片式光學鏡片,其 中該遮光片係為熱固性或熱塑性塑膠材料所製成。 5 .如申請專利範圍第1項所述之嵌入遮光片式光學鏡片,其 中該嵌入遮光片式光學鏡片係以陣列形式製作,再經裁切 製成。 6 . —種光學鏡頭,包含: 一嵌入遮光片式光學鏡片,係選自申請專利範圍第1項至 第5項之任一種嵌入遮光片式光學鏡片;以及 100206206 表單編號A0101 第13頁/共22頁 1002020426-0 M412367 一支架,包覆於該嵌入遮光片式光學鏡片外部,用以固定 該嵌入遮光片式光學鏡片; 其中,該支架沿該嵌入遮光片式光學鏡片結構之光軸方向 延伸且與該嵌入遮光片式光學鏡片形成一容置空間,該容 置空間用以裝設一光學元件,該光學元件係選自下列所述 之一或其組合:第二透鏡、遮光片、間隔片、表玻璃、红 外線鏡片、影像感測器、電路板。 如申請專利範圍第6項所述之光學鏡頭,其中該光學鏡頭 係以陣列形式製作,再經裁切製成。 100206206 表單編號A0101 第14頁/共22頁 1002020426-0M412367 VI. Patent Application Range: 1. A light-shielding optical lens, comprising: an optical lens having a first optical surface and a second optical surface, the optical lens being made of a plastic material; and a light shielding a sheet having an aperture through hole, the light shielding sheet being made of an opaque material and embedded in the optical lens and integrally formed with the optical lens by immersion and injection molding; An optical surface and the second optical surface constitute the embedded light-shielding optical lens having a light shielding sheet. 2. The embedded opaque optical lens of claim 1, wherein the visor has a first surface and a second surface, and the first surface and the second surface have a stepped structure Extending from the edge of the aperture through hole to the edge of the optical lens to remove stray light. 3. The embedded opaque optical lens of claim 1, wherein the visor has a first surface and a second surface, and the first surface and the second surface have a zigzag structure Extending from the edge of the aperture through hole to the edge of the optical lens to remove stray light. 4. The embedded visor optical lens of claim 1, wherein the visor is made of a thermosetting or thermoplastic material. 5. The embedded opaque optical lens of claim 1, wherein the opaque optical lens is fabricated in an array and then cut. 6. An optical lens comprising: a light-shielding optical lens embedded in any one of the first to fifth aspects of the patent application; a matte optical lens; and 100206206 Form No. A0101. 22 pages 1002020426-0 M412367 A bracket is wrapped around the outside of the embedded opaque optical lens for fixing the embedded opaque optical lens; wherein the bracket extends along the optical axis of the opaque optical lens structure And forming an accommodating space with the embedded opaque optical lens, the accommodating space is configured to mount an optical component, the optical component is selected from one or a combination of the following: a second lens, a light shielding film, and a space Sheet, watch glass, infrared lens, image sensor, circuit board. The optical lens of claim 6, wherein the optical lens is fabricated in an array and then cut. 100206206 Form No. A0101 Page 14 of 22 1002020426-0
TW100206206U 2011-04-08 2011-04-08 Optical lens with insert soma and optical lens module thereof TWM412367U (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109031481A (en) * 2018-08-09 2018-12-18 张家港志辰光学技术有限公司 A kind of insertion shading chip optical mirror slip
TWI689750B (en) * 2019-03-20 2020-04-01 大立光電股份有限公司 Optical lens assembly and electronic device
TWI767341B (en) * 2020-08-27 2022-06-11 新煒科技有限公司 Camera module and electronic device
TWI801154B (en) * 2022-02-25 2023-05-01 大立光電股份有限公司 Imaging lens assembly, camera module and electronic device

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109031481A (en) * 2018-08-09 2018-12-18 张家港志辰光学技术有限公司 A kind of insertion shading chip optical mirror slip
TWI689750B (en) * 2019-03-20 2020-04-01 大立光電股份有限公司 Optical lens assembly and electronic device
CN111722361A (en) * 2019-03-20 2020-09-29 大立光电股份有限公司 Optical lens and electronic device
CN111722361B (en) * 2019-03-20 2022-05-24 大立光电股份有限公司 Optical lens and electronic device
CN114815160A (en) * 2019-03-20 2022-07-29 大立光电股份有限公司 Optical lens and electronic device
CN114815160B (en) * 2019-03-20 2024-04-12 大立光电股份有限公司 Optical lens and electronic device
TWI767341B (en) * 2020-08-27 2022-06-11 新煒科技有限公司 Camera module and electronic device
TWI801154B (en) * 2022-02-25 2023-05-01 大立光電股份有限公司 Imaging lens assembly, camera module and electronic device

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