TW201241482A - 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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TW201241482A
TW201241482A TW100112214A TW100112214A TW201241482A TW 201241482 A TW201241482 A TW 201241482A TW 100112214 A TW100112214 A TW 100112214A TW 100112214 A TW100112214 A TW 100112214A TW 201241482 A TW201241482 A TW 201241482A
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Taiwan
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optical lens
optical
lens
aperture
line
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TW100112214A
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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 TW201241482A publication Critical patent/TW201241482A/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

201241482 六、發明說明: 【發明所屬之技術領域】 [0001] 本發明有關於一種内嵌·光闌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内嵌光闌光學鏡片及其 光學鏡頭。 [先前技術3 [喔]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11 一般 〇 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 per i - phery) lib ’其可為圓形或方形β [0003] 一般為使光學鏡片能固定,光學鏡片11是先固定於一夾 持環(holding ring) 12上以構成一光學鏡片組(ορ— tical lens set) 1。該夹持環12可為金屬或塑膠材料 〇 製成。藉由夾持環12以定位及固定光學鏡片11,使其能 對準鏡頭之中心轴(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 injection molding) 。 其係將一嵌件 (― 般為金屬件) 先置入預設模具 之模穴(模腔)中’再注入熔融的塑膠(橡膠)料以填滿 100112214 表單編號A0101 第3頁/共22頁 1002020418-0 201241482 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 型一個塑膠鏡月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07-01 8726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,本發明乃 提出一種解決辦法,以解決習知技術所具有之問題。 【發明内容】 [0008] 本發明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 100112214 表單編號 A0101 第 4 頁/共 22 頁 1002020418-0 201241482 成型製成,以簡化内嵌光闌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,本發明提供一種内嵌光闌光學鏡片, 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 ^ 成具有光闌之光學透鏡元件。 Ο [0010] 此外,本發明亦提供一種光學鏡頭,包含:一内寂光闌 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,包覆於該内嵌光闌光學鏡片 外部,用以固定該内嵌光闌光學鏡片;藉由該孔徑通孔 〇 、該第一光學面與該第二光學面,構成具有光闌之光學 透鏡元件。 [0011] 此外,本發明亦提供一種以陣列形式製作,可再經裁切 製成之單一的内嵌光闌光學鏡片或單一的光學鏡頭。 [0012] 藉由上述結構,本發明之内嵌光闌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,本發明光學鏡頭也可一體射出 成型製成,可省去内嵌光闌光學鏡片需組裝於夾持環或 100112214 表單編號A0101 第5頁/共22頁 1002020418-0 201241482 支架内之步驟。 【實施方式】 [0013] 圖2為本發明内嵌光闌光學鏡片2之第一實施例之結構圖 。圖2中,本實施例之内喪光闌光學鏡片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] 本實施例之内嵌光闌光學鏡片2係藉由孔徑通孔221、第 一光學面211與第二光學面21 2構成具有光闌之該内嵌光 闌光學鏡片2。 [0017] 圖3A及圖3B為以埋入射出成型方法製成本發明内嵌光闌 光學鏡片2之步驟圖。第3A及3B圖中,本實施例之内嵌光 闌光學鏡片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内嵌光闌光學鏡片2。 [0018] 因此,本實施例之内嵌光闌光學鏡片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。 100112214 表單編號A0101 第6頁/共22頁 1002020418-0 201241482 [0019] ❹ [0020] ο [0021] 圖4Α及4Β為以陣列(array )方式製作本發明内後光闌光 學鏡片2之步驟圖。圖4A及4B中,本發明内嵌光闌光學鏡 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内嵌光 闌光學鏡片。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,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内嵌光闌光學鏡片可經裁切 後,即成為單一個内嵌光闌光學鏡片2。如此可節省製作 時間和成本。 圖5及6為本發明内嵌光闌光學鏡片2之遮光片22之第二及 第三實施例之結構圖。圖5中,内嵌光闌光學鏡月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。 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。 [0022] 參閱圖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。 100112214 表單編號A0101 第7頁/共22頁 1002020418-0 201241482 [0023] 圖7為本發明光學鏡頭3之第貫施例之結構圖。圖7中, 上文中之内嵌光闌光學鐃片2也可以製成一光學鏡頭3。 其係將一個支架31包覆於内嵌光闌光學鏡片2外,如此係 形成〆個光學鏡頭3。 [0024] 此外,支架31更可沿内嵌光闌光學鏡片2之光軸S方向延 伸,旅與内嵌光闌光學鐃片2間形成—容置空間32。此容 置空間32可用以裝設〆光學兀件,此光學元件係選自下 列所述之—或其組合:第二透鏡、光闌 '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 < 為金屬或塑膠,若為金屬時可以達到電 磁遮蔽的效果。 [0026] 圖8為本發明光學鏡頭3之第二實施例之結構圖。圖8中, 本實施例之光學鏡頭3包含内嵌光闌光學鏡片2、紅外線 鏡片35、影像感測器36及電路板37。内嵌光闌光學鏡片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與内嵌光 闌光學鏡片2之容置空間32中,形成一個光學鏡頭3。其 t,在本實施例中’支架31僅包覆於遮光片32及一半的 内嵌光闌光學鏡片2之外。 [〇〇27] 圖9為本發明光學鏡頭3之第三實施例之結構圖。圖9中, 本實施例之光學鏡頭3與圖8之第二實施例類似,不同處 在於本實施例之内嵌光闌光學鏡片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 邊緣延伸至光學透鏡21邊緣。階梯狀結構可用以消除雜 100112214 表箪編號A0101 第8頁/共22頁 1002020418-0 201241482 [0028] [0029] ❹ [0030] ❹ [0031] [0032] 散光線’預防鬼影的產生。 圖10為本發明光學鏡頭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更包覆於整個内嵌光闌光學鏡片2外,如此 整個内嵌光闌光學鏡片2都受到支架31的保護。 圖11A及11B為本發明光學鏡頭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, 待楔具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。 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。 圖12A及12B為以陣列(array)方式製作本發明光學鏡頭3 之步驟圖。 圖12A及12B中,本發明光學鏡頭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 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,經裁切八 離後可製成多個單一的光學鏡頭3,每個光學鏡頭3包含 有内嵌光闌光學鏡片2及支架31 如此可節錢作時間和 100112214 表單編號A0101 第9頁/共22頁 1〇〇2〇20418~〇 201241482 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] 本發明之内嵌光闌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,本發明光學鏡頭也可採用埋入射出成型一體成 型製成,可省去内嵌光闌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 發明之精神與範疇,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為本發明光學鏡片結再之第一實施例之結構圖; 圖3 A及3B為以埋入射出成型方法製成本發明内嵌光闌光 學鏡片之示意圖; 圖4A及4B為以陣列方式製作本發明内嵌光闌光學鏡片之 示意圖; 圖5圖及第6為本發明内嵌光闌光學鏡片之遮光片之第二 及第三實施例之結構圖; 圖7為本發明光學鏡頭之第一實施例之結構圖; 圖8為本發明光學鏡頭之第二實施例之結構圖; 圖9為本發明光學鏡頭之第三實施例之結構圖; 圖10為本發明光學鏡頭之第四實施例之結構圖; 100112214 表單編號A0101 第10頁/共22頁 1002020418-0 201241482 圖11Α及11Β為本發明光學鏡頭以埋入射出成型方法製成 之示意圖;以及 圖12Α及12Β為以陣列方式製作本發明光學鏡頭之示意圖 〇 【主要元件符號說明】 [0036] Ο ❹ 100112214 S :光軸; I :光學鏡片組; II :光學鏡片; 11a :光學面; 11 b :外肩部; 12 :夾持環; 2:内嵌光闌光學鏡片; 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; 222 :第一面; 223 :第二面; 23 :模具; 24 :模穴; 25 :模具; 3 :光學鏡頭; 31 :支架; 32 :容置空間; 表單編號A0101 第11頁/共22頁 1002020418-0 201241482 35 :紅外線鏡片; 36 :影像感測器; 37 :電路板; 38 ··模穴;以及 39 :模具。 100112214 表單編號A0101 第12頁/共22頁 1002020418-0201241482 VI. Description of the Invention: [Technical Field of the Invention] [0001] The present invention relates to an in-line optical aperture lens and an optical lens thereof, and more particularly to an in-line optical lens formed by integral injection molding and Its optical lens. [Prior Art 3 [喔] 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 in use. As shown in FIG. 1, the optical lens 11 is generally made of plastic or glass, and includes an optical surface 11a' which is generally a circular surface; and no optics on the periphery of the optical surface 11a. The outer shoulder (〇uter per i - phery) lib ' can be round or square β [0003] Generally, the optical lens can be fixed, and the optical lens 11 is first fixed to a holding ring 12 Upper to form an optical lens set (1). The clamping ring 12 can be made of a metal or plastic material. By clamping the ring 12 to position and fix the optical lens 11 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. The purpose of the zoom is as described in US Pat. No. 7,312,933, US 7,095,572, US 2007/0024989, and Japanese Patent JP 3650594. One of the conventional methods of fixing an optical lens or a clamping ring of a plastic or glass material may be referred to as insert injection molding. It inserts an insert (“metal”) into the cavity (cavity) of the preset mold and refills the molten plastic (rubber) material to fill 100112214 Form No. A0101 Page 3 of 22 Page 1002020418-0 201241482 A predetermined molding area in the cavity and covering part or all of the insert, 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 having the plastic lens is manufactured by the molding method, the outer casing of the outer cover is first inserted into the cavity, and then the plastic material is injected to form a plastic mirror to be combined with the casing. Integral, and complete a plastic outer lens with a plastic lens as an outer cover; 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 US6 , 825, 503. Further, Japanese Patent No. 07-01 8726 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. 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. SUMMARY OF THE INVENTION [0008] The object of the present invention is to provide an optical lens integrally formed by injection molding the same material and embedding the light shielding film in the optical lens to integrally emit 100112214 Form No. A0101 Page 4 of 22 1002020418-0 201241482 It is molded to simplify the trouble of manufacturing in-line optical lens and time-consuming assembly, and it can also be directly made into optical lens. [0009] In order to achieve the above object, the present invention provides an in-line 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 light shielding sheet has an aperture through hole, and the light shielding sheet 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 form an optical lens element having an aperture. [0010] In addition, the present invention also provides an optical lens, comprising: an inner 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 Encapsulating the exterior of the in-line optical lens for fixing the in-line optical lens; forming an optical lens having an aperture by the aperture through-hole, the first optical surface and the second optical surface element. [0011] In addition, the present invention also provides a single in-line optical lens or a single optical lens that is fabricated in an array and that can be further cut. According to the above configuration, the light-shielding sheet of the in-cell optical lens of the present invention is formed integrally with the optical lens, and thus the step of disposing the light-shielding sheet can be omitted. In addition, the optical lens of the present invention can also be integrally formed by injection molding, and the step of assembling the optical lens in the bracket can be omitted by assembling the clamping ring or the 100112214 form number A0101, page 5 of 22, 1002020418-0 201241482. [Embodiment] FIG. 2 is a structural view showing a first embodiment of the in-cell diaphragm optical lens 2 of the present invention. In Fig. 2, the inner diaphragm 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 in-line optical lens 2 of the present embodiment forms the in-line optical lens 2 having an aperture by an aperture through hole 221, a first optical surface 211 and a second optical surface 21 2 . 3A and 3B are diagrams showing the steps of fabricating the in-cell aperture optical lens 2 of the present invention by a buried incident molding method. In the 3A and 3B drawings, the in-line optical lens 2 of the present embodiment is first disposed in the cavity 24 of a mold 23 by the light shielding sheet 22, and is injected into the cavity 24 as a single material after the mold 23 is clamped. The in-line optical lens 2 is formed by integrally forming a buried incident molding. Therefore, the optical lens 21 of the in-cell optical lens 2 of the present embodiment is made of the same material, and the light shielding sheet 22 is embedded in the optical lens 21, so that the setting step of the light shielding sheet 22 can be omitted. 100112214 Form No. A0101 Page 6 of 22 1002020418-0 201241482 [0019] [0021] FIGS. 4A and 4B are diagrams showing the steps of fabricating the inner rear optical lens 2 of the present invention in an array manner. . In Figs. 4A and 4B, the fabrication of the in-line optical lens 2 of the present invention 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 light shielding sheet array 220 is first placed in the multi-cavity hole 24, and the embedded optical lens is arranged in a row in a row by burying and forming. The visor array 220 may be formed into a plurality of opaque sheets having an array arrangement in advance, whereby the multi-mode cavities 24 can be easily and quickly placed. The above-described plurality of in-line diaphragm optical lenses can be cut to become a single in-line diaphragm optical lens 2. 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 aperture optical lens 2 is embedded in the present invention. In Fig. 5, the mask 22 in which the aperture optical lens is embedded 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. [0022] Referring to FIG. 6, the light shielding sheet 22 of FIG. 6 is similar to the light shielding sheet 22 of FIG. 5, in which the first surface 222 and the second surface 223 of the light shielding sheet 22 are in a zigzag structure, from the edge of the aperture through hole 221 It extends to the edge of the optical lens 21. This jagged structure can be used to eliminate stray light and prevent ghosting. 100112214 Form No. A0101 Page 7 of 22 1002020418-0 201241482 [0023] FIG. 7 is a structural diagram of a first embodiment of the optical lens 3 of the present invention. In Fig. 7, the above-described in-line diaphragm optical disc 2 can also be made into an optical lens 3. A cover 31 is wrapped around the in-line optical lens 2 so as to form an optical lens 3. In addition, the bracket 31 extends in the direction of the optical axis S of the in-cell aperture optical lens 2, and the accommodation space 32 is formed between the brigade and the embedded aperture optical diaphragm 2. The accommodating space 32 can be used to mount a cymbal optical element selected from the following: or a combination thereof: a second lens, a diaphragm spacer, a watch glass, an infrared lens, an image sensor, Circuit board. [0025] The material of the bracket 31 is metal or plastic, and if it is metal, the effect of electromagnetic shielding can be achieved. 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 an in-line optical lens 2, an infrared lens 35, an image sensor 36, and a circuit board 37. The in-line diaphragm optical lens 2 is the same as described above and includes a light shielding sheet 22. Infrared lens 35' The image sensor 36 and the circuit board 37 are sequentially mounted in the accommodating space 32 of the bracket 31 and the in-line optical lens 2 to form an optical lens 3. That is, in the present embodiment, the holder 31 is covered only by the light shielding sheet 32 and half of the embedded aperture optical lens 2. [ Fig. 9] Fig. 9 is a configuration diagram of a third embodiment of the optical lens 3 of the present invention. In Fig. 9, the optical lens 3 of the present embodiment is similar to the second embodiment of Fig. 8, except that the in-line 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 impurities. 100112214 No. A0101 Page 8 of 22 1002020418-0 201241482 [0028] [0030] [0032] [0032] The scattered light 'prevents the generation of ghosts. Figure 10 is a structural view showing a fourth embodiment of the optical lens 3 of the present invention. The optical lens 3 of the present embodiment in FIG. 10 is similar to the third embodiment of FIG. 9, except that the bracket 31 is more covered than the entire in-cell aperture optical lens 2, so that the entire in-line aperture optical lens 2 is subjected to Protection of the bracket 31. 11A and 11B are views showing a step of manufacturing the optical lens 3 of the present invention 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 shutter 22 and the bracket 31 are clamped, and is injected into the cavity 38 as a single material after the wedge 39 is clamped. The optical lens 3 is integrally formed by immersion and injection molding. The injection molded material can be a thermoset or thermoplastic plastic material. In this way, an optical lens 3 can be directly fabricated without the need to additionally mount the bracket 31 and the light shielding sheet 22. In addition, in the embodiment, the bracket 31 and the visor 22 are integrated; for different applications, the bracket 31 and the visor 22 may be two components, which are not limited. 12A and 12B are process diagrams for fabricating the optical lens 3 of the present invention in an array manner. In Figs. 12A and 12B, the fabrication of the optical lens 3 of the present invention 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 shield array 220 and the yoke 31 are first disposed in the multi-cavity 38. The opaque incident molding is performed, and an array formed by a plurality of optical lenses can be formed at one time. Optical lens 3, each optical lens 3 includes an in-line optical lens 2 and a bracket 31 so that money can be used for time and 100112214 Form No. A0101 Page 9 of 22 1〇〇2〇20418~〇201241482 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 sub-frame. For the limit. [0033] The light-shielding sheet of the in-cell optical lens of the present invention is integrally formed by embedding and molding the optical lens, thereby eliminating the step of disposing the light-shielding sheet. In addition, the optical lens of the present invention can also be integrally formed by burying and forming, and the step of assembling the optical lens into the clamping ring or the bracket can be omitted, so that the cost of rapid manufacturing can be reduced. [0034] The foregoing is illustrative only and not limiting. Any equivalent modifications or alterations to the spirit and scope of the invention are intended to be included in the scope of the appended claims. 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 an optical lens junction of the present invention; FIGS. 3A and 3B are FIG. 4A and FIG. 4B are schematic diagrams showing the in-line optical lens of the present invention in an array manner; FIG. 5 and FIG. 6 are the embedded light of the present invention. FIG. 7 is a structural view of a first embodiment of an optical lens of the present invention; FIG. 8 is a structural view of a second embodiment of the optical lens of the present invention; Figure 9 is a structural view of a third embodiment of the optical lens of the present invention; Figure 10 is a structural view of a fourth embodiment of the optical lens of the present invention; 100112214 Form No. A0101 Page 10 of 22 1002020418-0 201241482 Figure 11 11Β is a schematic view of the optical lens of the present invention prepared by a buried incident molding method; and FIGS. 12A and 12B are schematic views of the optical lens of the present invention produced by an array method [Main component symbol description] [0036] Ο ❹ 100112214 S : Light I: optical lens group; II: optical lens; 11a: optical surface; 11 b: outer shoulder; 12: clamping ring; 2: embedded optical lens; 21: optical lens; 211: first optical surface 212: second optical surface; 22: light shielding sheet; 220: light shielding sheet array; 221: aperture through hole; 222: first side; 223: second side; 23: mold; 24: mold cavity; 25: mold; 3: optical lens; 31: bracket; 32: housing space; form number A0101 page 11 / total 22 pages 1002020418-0 201241482 35: infrared lens; 36: image sensor; 37: circuit board; 38 · · mode Hole; and 39: mold. 100112214 Form No. A0101 Page 12 of 22 1002020418-0

Claims (1)

201241482 七、申請專利範圍: 1 . 一種内嵌·光闌光學鏡片,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 有光闌之該内嵌光闌光學鏡片。 〇 2 .如申請專利範圍第1項所述之内嵌光闌光學鏡片,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項所述之内嵌光闌光學鏡片,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 r 透鏡邊緣,用以消除雜散光線。 4 .如申請專利範圍第1項所述之内嵌光闌光學鏡片,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項所述之内嵌光闌光學鏡片,其中該 内嵌光闌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: 一内嵌光闌光學鏡片,係選自申請專利範圍第1項至第5項 之任一種内嵌光闌光學鏡片;以及 一支架,包覆於該内嵌光闌光學鏡片外部,用以固定該内 100112214 表單編號A0101 第13頁/共22頁 1002020418-0 201241482 嵌光闌光學鏡片; 其中,該支架沿該内嵌光闌光學鏡片結構之光軸方向延伸 且與該内嵌光闌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、光闌、間隔片、表玻璃、紅外線鏡片、 影像感測器、電路板。 7 .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。 100112214 表單編號A0101 第14頁/共22頁 1002020418-0201241482 VII. Patent application scope: 1. An in-line optical aperture 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 form the in-line optical lens having an aperture. The in-cell aperture optical lens of claim 1, wherein the light shielding sheet has a first surface and a second surface, and the first surface and the second surface have a stepped shape The structure extends from the edge of the aperture through hole to the edge of the optical lens to remove stray light. 3. The in-cell aperture optical lens of claim 1, wherein the light shielding sheet 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 r lens to remove stray light. 4. The in-line optical lens of claim 1, wherein the light shielding film is made of a thermosetting or thermoplastic material. 5. The in-line optical lens of claim 1, wherein the in-line optical lens is fabricated in an array and then cut. 6 . An optical lens comprising: an in-line optical lens selected from any of the embedded optical lenses of claim 1 to 5; and a bracket wrapped in the embedded The outer surface of the optical lens for fixing the inner 100112214 Form No. A0101 Page 13 of 22 1002020418-0 201241482 Inlaid optical lens; wherein the bracket extends along the optical axis of the in-line optical lens structure And forming an accommodating space with the in-line 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 diaphragm, and a space Sheet, watch glass, infrared lens, image sensor, circuit board. 7. The optical lens of claim 6, wherein the optical lens is fabricated in an array and then cut. 100112214 Form No. A0101 Page 14 of 22 1002020418-0
TW100112214A 2011-04-08 2011-04-08 Optical lens with insert soma and optical lens module thereof TW201241482A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104076414A (en) * 2013-03-28 2014-10-01 华晶科技股份有限公司 Shot and method of manufacturing lens group thereof
TWI655783B (en) * 2012-12-27 2019-04-01 新加坡商海特根微光學公司 Fabrication of optical elements and modules incorporating the same

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI655783B (en) * 2012-12-27 2019-04-01 新加坡商海特根微光學公司 Fabrication of optical elements and modules incorporating the same
CN104076414A (en) * 2013-03-28 2014-10-01 华晶科技股份有限公司 Shot and method of manufacturing lens group thereof
CN104076414B (en) * 2013-03-28 2015-11-18 华晶科技股份有限公司 The manufacture method of lens combination

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