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TW201007239A - Spacer array, lens assembly and method for making same - Google Patents

Spacer array, lens assembly and method for making same Download PDF

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Publication number
TW201007239A
TW201007239A TW97131240A TW97131240A TW201007239A TW 201007239 A TW201007239 A TW 201007239A TW 97131240 A TW97131240 A TW 97131240A TW 97131240 A TW97131240 A TW 97131240A TW 201007239 A TW201007239 A TW 201007239A
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TW
Taiwan
Prior art keywords
array
adhesive layer
lens
transparent substrate
spacer
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TW97131240A
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Chinese (zh)
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TWI446041B (en
Inventor
Sei-Ping Louh
Original Assignee
Hon Hai Prec Ind Co Ltd
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Priority to TW97131240A priority Critical patent/TWI446041B/en
Publication of TW201007239A publication Critical patent/TW201007239A/en
Application granted granted Critical
Publication of TWI446041B publication Critical patent/TWI446041B/en

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Abstract

A spacer array includes a transparent substrate including a first surface and an opposite second surface. The substrate includes a plurality of arrayed holes. A first adhesive layer and a second adhesive layer are formed on the first surface and the second surface of the substrate, respectively. A lens assembly includes a first lens array, a second lens array, and a spacer array. The first lens array and the second lens array are connected to the first adhesive layer and the second adhesive layer respectively. The first lens array and the second lens array include a plurality of arrayed optical portion according to the holes. A method for making the lens assembly is also provided.

Description

201007239 九、發明說明: - 【發明所屬之技術領域】 • 本發明涉及一種間隔片陣列、鏡片組合裝置及盆製作 方法。 /、衣 【先前技術】 隨著科技之毛展,便攜式設備,例如具有拍照攝像功 能之移動電話、數位相機等電子產品之應用日益廣泛,並 且越來越傾向於輕薄短小化。便攜式設備之便攜性 雩化對與之結合之相機模組提出了小型化之要求。 、於相機模組中,單鏡片一般很難滿足光傳播之特殊要 求’往往需要幾片鏡片改變光路,並且最大限度地消除像 差與球差。鏡片與鏡片之間用間隔環間隔,以防止相鄰鏡 片之間發生摩擦或碰撞而受損。且鏡片之非光學區域需鐵 t層吸s膜來消除雜散光。傳統之複合鏡片係通過將間 隔環上塗佈光學黏合劑將鏡片結合。 參口 、然,於晶圓級鏡片來說,其鏡片尺寸較小,不易形成 吸光臈。且普通加工方法生產之間隔環難以與微鏡片尺寸 相匹配,且塗佈光學黏合劑時容易溢膠,粘污鏡片。 【發明内容】 5有鑑於此,有必要提供一種尺寸較小,製程簡單之間 隔片陣列、鏡片組合裝置及其製作方法。 一種間隔片陣列,其包括一透光基板,該透光基板具 ^陣列排佈之複數通孔’該透光基板具有相對之第一表面 與第二表面,該透光基板之第一表面與第二表面分別設有 201007239 一第一黏著層與一第二黏著層。 . -種鏡片组合裝置’其包括一第一鏡片陣列二 .鏡月陣列及一上述間隔片陣列,該第一鏡片陣列、第二鏡 ^列*別與該第—黏著層與第二黏著層連接,該第一鏡 p列與第—鏡片陣列分別具有與該間隔片陣列之複數通 孔位置相對應之複數光學部。 一種鏡片組合褒置之愈』# t、土 . 供-透光A杯:置之I作方法,其包括以下步驟:提 β = Ϊ 鏡片陣列及一第二鏡片陣列,該透 著:盘:目對之第一表面與第二表面;分別形成第-黏 者層與第二㈣層於該透光基板之第—表面與第二表面; f刻该第-黏著層、第二黏著層與該透光基板,形成具有 =列排佈之複數通孔之間隔片陣列;將第—鏡片陣列愈該 ::片:列之第一黏著層對準,第二鏡片陣列與該間隔片 車列之第一黏著層對準’加熱加壓形成該鏡片組合裝置。 -種鏡片組合裝置之製作方法,其包括以下步驟:提 _供一透光基板、-第-鏡片陣列及一第二鏡片陣列,該透 =基板具有相對之第-表面與第二表面;_該透光基 板,職陣列排佈之複數通孔;分別形成第一黏著層與第 -黏者層於該透光基板之第一表面與第二表面,得到間隔 片陣列;將第一鏡片陣列與該間隔片陣列之第一黏著層對 準’第二鏡片陣列與該間隔片陣列之第二黏著層對準,加 熱加壓形成該鏡片組合裝置。 相較於先前技術,該方法製作之間隔片陣列尺寸較 小,且製程簡單。可與具有微鏡片之鏡片陣列尺寸相匹配, 201007239 形成鏡片組合裝置。該間隔片陣列之吸光膜可消除雜散 '光,將阻光及結合功能集中於間隔片陣列上,減少鏡片本 - 身加工。 【實施方式】 下面將結合附圖,對本發明實施例作進一步之詳細說 明。 請參閱圖4,本發明實施例提供之間隔片陣列1〇〇,其 ❹包括一透光基板10,該透光基板1〇具有陣列排佈之複數通 孔12。該透光基板1〇具有相對之第一表面n與第二表面 13,該透光基板之第一表面n與第二表面13上均設有吸 光膜14。該透光基板1〇之第一表面n、第二表面13分別 設有一第一黏著層112與一第二黏著層132於該吸光膜14 上。 請參閱圖5,本發明實施例提供之鏡片組合裝置2〇〇, 其包括一第一鏡片陣列20、一第二鏡片陣列4〇及一間隔片 ❹陣列100。該第一鏡片陣列20、第二鏡片陣列4〇分別與該 第一黏著層112與第二黏著層132連接,該第一鏡片陣列 20與第二鏡片陣列40分別具有與該間隔片陣列1〇〇之複數 通孔12位置相對應之複數第一光學部22與第二光學部42。 睛參閱圖1,本發明實施例提供之鏡片組合裝置2⑽ 之製作方法包括以下步驟: 提供一透光基板、一第一鏡片陣列及一第二鏡片陣 列,該透光基板具有相對之第一表面與第二表面; 形成吸光膜於該透光基板之第一表面與第二表面; 201007239 分別形成第一黏著層輿_ — -表面與第二表面之吸光膜f「黏者層於該透光基板之第 板,點著層、第二黏著層、吸光膜及該透光基 板^具有陣列排佈之複數通孔之間隔片陣列; 第二鏡片陣歹,胸門二,片陣列之第一黏著層對準, 壓/ a B ^陣列之第二黏著層對準,加熱加 !形成該鏡片組合裝置。 ❹201007239 IX. Description of the Invention: - Technical Field of the Invention The present invention relates to a spacer array, a lens assembly device and a method of manufacturing a basin. /, clothing [Previous technology] With the development of technology, portable devices, such as mobile phones and digital cameras with camera functions, are increasingly used, and are increasingly becoming lighter and shorter. Portability of portable devices Suihua has put forward the requirements for miniaturization of the camera module combined with it. In camera modules, single lenses are generally difficult to meet the special requirements of light propagation. It is often necessary to change the optical path by a few lenses and to minimize aberrations and spherical aberration. The lens is spaced from the lens by a spacer ring to prevent damage from friction or collision between adjacent lenses. And the non-optical area of the lens requires iron to absorb the s film to eliminate stray light. Conventional composite lenses combine lenses by applying an optical adhesive to the spacer ring. In the case of wafer-level lenses, the lens size is small and it is difficult to form an absorption 臈. Moreover, the spacer ring produced by the ordinary processing method is difficult to match the size of the microlens, and it is easy to overflow the adhesive when the optical adhesive is applied, and the lens is stained. SUMMARY OF THE INVENTION In view of the above, it is necessary to provide a spacer array, a lens assembly device and a method of fabricating the same, which are small in size and simple in process. An array of spacers, comprising a transparent substrate, wherein the transparent substrate has a plurality of through holes arranged in an array, wherein the transparent substrate has opposite first and second surfaces, and the first surface of the transparent substrate The second surface is provided with a 201007239 first adhesive layer and a second adhesive layer. - a lens assembly device comprising a first lens array 2. a mirror array and a spacer array, the first lens array, the second mirror array, and the first adhesive layer and the second adhesive layer In connection, the first mirror p-column and the first lens array respectively have a plurality of optical portions corresponding to the positions of the plurality of via holes of the spacer array. The invention relates to a lens assembly, which is provided by the method of the present invention, which comprises the following steps: adding β = Ϊ lens array and a second lens array, the transparent: disk: a first surface and a second surface; respectively forming a first-adhesive layer and a second (four) layer on the first surface and the second surface of the transparent substrate; f engraving the first-adhesive layer and the second adhesive layer The transparent substrate forms an array of spacers having a plurality of through holes arranged in a column; the first lens array is aligned with the first adhesive layer, and the second lens array and the spacer are arranged The first adhesive layer is aligned with 'heating and pressing to form the lens assembly. a method for fabricating a lens assembly device, comprising the steps of: providing a light transmissive substrate, a -first lens array and a second lens array, the transparent substrate having opposite first and second surfaces; The transparent substrate, the plurality of through holes arranged in the array; forming a first adhesive layer and a first adhesive layer on the first surface and the second surface of the transparent substrate to obtain a spacer array; and the first lens array Aligning with the first adhesive layer of the spacer array 'The second lens array is aligned with the second adhesive layer of the spacer array, and heated and pressed to form the lens assembly. Compared with the prior art, the spacer array produced by the method has a small size and a simple process. Matching the size of the lens array with microlenses, 201007239 forms a lens assembly. The light absorbing film of the spacer array can eliminate stray 'light, concentrate the light blocking and bonding functions on the spacer array, and reduce the lens body-body processing. [Embodiment] Hereinafter, embodiments of the present invention will be further described in detail with reference to the accompanying drawings. Referring to FIG. 4, a spacer array 1A according to an embodiment of the present invention includes a transparent substrate 10 having a plurality of through holes 12 arranged in an array. The transparent substrate 1 has a first surface n and a second surface 13. The first surface n and the second surface 13 of the transparent substrate are provided with a light absorbing film 14. The first surface n and the second surface 13 of the transparent substrate 1 are respectively provided with a first adhesive layer 112 and a second adhesive layer 132 on the light absorbing film 14. Referring to FIG. 5, a lens assembly device 2 according to an embodiment of the present invention includes a first lens array 20, a second lens array 4A, and a spacer array 100. The first lens array 20 and the second lens array 4 are respectively connected to the first adhesive layer 112 and the second adhesive layer 132. The first lens array 20 and the second lens array 40 respectively have the spacer array 1 The plurality of first optical portions 22 and the second optical portion 42 corresponding to the plurality of through holes 12 are disposed. 1 , a method for fabricating a lens assembly device 2 (10) according to an embodiment of the present invention includes the steps of: providing a light transmissive substrate, a first lens array, and a second lens array, the light transmissive substrate having a first surface opposite to the first surface Forming a light absorbing film on the first surface and the second surface of the light transmissive substrate; 201007239 respectively forming a first adhesive layer 舆 _ _ a surface and a second surface of the light absorbing film f The first plate of the substrate, the dot layer, the second adhesive layer, the light absorbing film, and the spacer substrate having the plurality of through holes arranged in the array; the second lens array, the chest door, and the first array of the film The adhesive layer is aligned, the second adhesive layer of the pressure/a B ^ array is aligned, and heated to form the lens assembly.

下面將結合圖2 $ m c此丄w ,ι 法進行詳細描述。圖5對鏡片組合裝置2⑻之製作方 之材料4 — ^ ’首先提供—透光基板1G,該透光基板10 ^係—種透光材料,例如玻璃,優選地,可為穿透率 ;95%之光子玻璃。該透光基板μ具有兩個相對之表 ,即第一表面11與第二表面13。 於該透光基板Η)之第—表面u與第二表面13通過陽 乳化、氣相沈積、錢鍍等工藝形成有吸光膜14。 如圖3所示,利用旋轉塗佈或者點膠方法 —黏著層m與第二黏著層132料透光基板1G之第= 表面13之吸細14上。該點膠方法可為陣列 式點膠或網印點膠。 η “如圖4所示,蝕刻該第一黏著層112、第二黏著層132、 吸光膜14及該透光基板1〇,形成具有陣列排佈之複數通孔 12之間隔片陣列1GG。該㈣方式為化學㈣或録射钱刻。 >如圖5所示,將第一鏡片陣列20與該間隔片陣列1〇〇 之第一黏著層112對準,第二鏡片陣列4〇與該間隔片陣列 201007239 100之第一黏著層132對準,加熱加壓形成該鏡片组合 -200。 、且 * 可以理解,該透光基板10亦可先通過蝕刻工藝形成具 有陣列排佈之複數通孔12,再於該透光基板1G之第一表面 11與第=表面13依次形成吸光膜14、第一黏著層112與 第一黏著層132,得到間隔片陣列10(^最後, 陣列20與該間隔片陣列1〇〇之第一黏著層ιΐ2對準第1 ❹鏡片陣列40與該間隔片陣列·之第二黏著層132對準, 加熱加壓形成該鏡片組合裝置2〇〇。 -可以理解’該通孔12亦可為同中心軸之階梯狀通孔(圖 未示)纟可通過多次餘刻該透光基板1〇《利用灰階光罩 形成。形成階梯狀通孔結構可有利於改善將鏡片組合裝置 200組裝到相機模組後形成之鬼影。 相較於先前技術,該方法製作之間隔片㈣1〇〇尺寸 較J且製%簡單。可與具有微鏡片之鏡片陣列及 _尺寸相匹配’形成鏡片組合裝置2〇〇。該間隔片陣列謂 之吸光膜14可消除雜散光,將阻光及結合功能集中於間隔 片陣列100上,減少鏡片本身加工。 综上所述,本發明確已符合發明專利之要件,遂依法 提出專利申請。惟,以上所述者僅為本發明之較佳實施方 式’自不能以此限制本案之申請專利範圍。舉凡熟悉本案 技藝之人士援依本發明之精神所作之等效修飾或變化,皆 應涵蓋於以下申請專利範圍内。 【圖式簡單說明】 201007239 圖1係本發明實施例鏡片組合裝置之製作方法流程圖。 組合裝置之製作過程 圖2至圖5係本發明實施例鏡片 示意圖。 【主要元件符號說明】 間隔片陣列 100 透光基板 10 通孔 12 第一表面 11 第二表面 13 吸光膜 14 第一黏著層 112 第二黏著層 132 鏡片組合裝置 200 第一鏡片陣列 20 第二鏡片陣列 40 ❹第一光學部 22 第二光學部 42This will be described in detail below in conjunction with Figure 2, $ m c, 丄w , ι. Figure 5 is a material 4 - ^ ' of the lens assembly device 2 (8) is first provided - a transparent substrate 1G, the light-transmitting substrate 10 - a light-transmitting material, such as glass, preferably, can be a transmittance; 95 % photonic glass. The light transmissive substrate μ has two opposite surfaces, a first surface 11 and a second surface 13. The light absorbing film 14 is formed on the first surface u and the second surface 13 of the light-transmitting substrate 通过 by a process such as emulsification, vapor deposition, and money plating. As shown in Fig. 3, the adhesive layer m and the second adhesive layer 132 are used to transmit the fine film 14 of the first surface 13 of the substrate 1G by spin coating or dispensing. The dispensing method can be array dispensing or screen printing dispensing. η " As shown in FIG. 4, the first adhesive layer 112, the second adhesive layer 132, the light absorbing film 14, and the transparent substrate 1 are etched to form a spacer array 1GG having a plurality of through holes 12 arranged in an array. (4) The method is chemical (4) or recording money. > As shown in Fig. 5, the first lens array 20 is aligned with the first adhesive layer 112 of the spacer array 1〇〇, and the second lens array 4〇 The first adhesive layer 132 of the spacer array 201007239 100 is aligned and heated and pressed to form the lens assembly -200. And * it can be understood that the transparent substrate 10 can also form a plurality of through holes having an array arrangement by an etching process. 12, the light absorbing film 14, the first adhesive layer 112 and the first adhesive layer 132 are sequentially formed on the first surface 11 and the first surface 13 of the transparent substrate 1G to obtain a spacer array 10 (finally, the array 20 and the The first adhesive layer ΐ2 of the spacer array 1 is aligned with the first adhesive lens array 40 and the second adhesive layer 132 of the spacer array, and is heated and pressed to form the lens assembly device 2〇〇. 'The through hole 12 can also be a stepped through hole of the same central axis (not shown)纟The light-transmissive substrate is formed by using a gray-scale reticle for a plurality of times. The formation of the stepped through-hole structure can improve the ghost formed after the lens assembly device 200 is assembled to the camera module. Compared with the prior art The spacer (4) made by the method has a smaller size than J and a simple %. It can be matched with a lens array having microlenses and a size to form a lens assembly device 2. The spacer array can be a light absorption film 14 The stray light is eliminated, and the light blocking and bonding functions are concentrated on the spacer array 100 to reduce the processing of the lens itself. In summary, the present invention has indeed met the requirements of the invention patent, and the patent application is filed according to law. The preferred embodiment of the present invention is intended to be limited to the scope of the patent application of the present invention. Any equivalent modifications or variations made by those skilled in the art to the spirit of the present invention are intended to be included in the following claims. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a flow chart of a method for fabricating a lens assembly device according to an embodiment of the present invention. The manufacturing process of the combination device is shown in FIG. 2 to FIG. BRIEF DESCRIPTION OF THE DRAWINGS A schematic diagram of a lens. [Description of main component symbols] spacer array 100 transparent substrate 10 through hole 12 first surface 11 second surface 13 light absorbing film 14 first adhesive layer 112 second adhesive layer 132 lens assembly device 200 Lens array 20 second lens array 40 ❹ first optical portion 22 second optical portion 42

Claims (1)

201007239 十、申請專利範圍: • 1.-種間隔片陣列’其包括-透光基板’該透光基板且有 •陣列排佈之複數通孔,該透光基板具有相對之第一表面與 第二表® ’該透光基板之第一表面與第二表面分別設有;; 第一黏著層與一第二黏著層。 2:如申請專利範圍帛i項所述之間隔片陣列,其中,該透 光基,之第一表面與該第一黏著層之間、第二i面與:第 二黏著層之間均設有吸光膜。 χ • 專利範圍第1項所述之間隔片陣列,其中,該通 孔馮同中心軸之階梯狀通孔。 4. -種鏡片組合裝置,其包括一第一鏡片陣列、一 Γ = 利範圍第…任-項之間隔片陣 盥m A %、第—鏡料縣別與該第—點著層 二接,該第一鏡片陣列與第二鏡片陣列分別 片陣列之複數通孔位置相對應之複數光學 I =-種鏡片組合裝置之製作方法,其包括以下步驟: &供-透光基板、一第 透光基板具有相對之第-表面與第二表面片陣列,该 黏著層與第二賴於該透光基板之第-表 陣列排佈之複數通孔之間隔片陣列ι成具有 將第一鏡片陣列與該間隔片陣狀第-黏著層對準,第二 11 201007239 鏡片陣列與該間隔片陳 -成該鏡片組合裝置。 黏者層對準’加熱加壓形 1如?專利範圍第5項所述之鏡片 前形成吸光膜於該第一表與第二黏著層之 仏叫^、弟一表面之步驟。 7.如申请專利範圍第5 法,其中,該第-黏著層且合裝置之製作方 者點膠方法形成。 ^^者層_用旋轉塗佈或 ^如了專利範圍第5項所述之鏡 :,其中,該通孔為同中心轴之階梯狀通孔裝置之-作方 9. -種鏡Μ合裝置之製作枝 提供一透光基板、一第^ y ± 、匕括以下步驟·· 透光A杯且丄 片陣列及-第二鏡片陣列,該 透先基板具有相對之第一表面與第二表面; 敍刻該透光基板,形成陣列排佈之複數通^ 成】:黏著層與第二黏著層於該透光基板之第-表 ❹面”第一表面’得到間隔片陣列;及 將第一鏡片陣列與該間隔片陣列之 鏡片陣列與該間隔片陣列之第二黏:層對::二 成該鏡片組合裝置。 準加熱加壓形 1:.:申請專利範圍“項所述之鏡片組合裝 法、中,進-步包括於形成第—H乍方 前形成吸光膜於該第一表面、 、第一黏者層之 比如申請專利範圍第9項所1—之表/=步人驟。 法,其中,該第一黏著層與第,片^裝置之製作方 弟一黏者層係利用旋轉塗佈或 12 201007239 者點膠方法形成。 ^ 12.如申請專利範圍第9項所述之鏡片組合裝置之製作方 , 法,其中,該通孔為同中心軸之階梯狀通孔。201007239 X. Patent Application Range: 1. 1. A spacer array comprising a transparent substrate having a plurality of through holes arranged in an array, the transparent substrate having a first surface and a first surface The first surface and the second surface of the transparent substrate are respectively provided; the first adhesive layer and a second adhesive layer. 2: The spacer array of claim 1, wherein the transparent substrate is disposed between the first surface and the first adhesive layer, and between the second surface and the second adhesive layer. There is a light absorption film. The spacer array of claim 1, wherein the through hole is a stepped through hole of the central axis. 4. A lens assembly device comprising a first lens array, a Γ 利 利 第 任 任 任 项 项 项 项 A A A A A A A A A 、 、 A A A A A A A A A A A A A A a method for fabricating a plurality of optical I=-lens combination devices corresponding to a plurality of through-hole positions of the first lens array and the second lens array, respectively, comprising the steps of: & The transparent substrate has an opposite first surface and a second surface sheet array, and the adhesive layer and the second aperture array of the plurality of through holes arranged on the first-side array of the transparent substrate have a first lens The array is aligned with the spacer-like first-adhesive layer, and the second 11 201007239 lens array and the spacer are formed into the lens assembly. Adhesive layer alignment 'heating and pressing shape 1 such as? The lens according to item 5 of the patent scope forms a step of forming a light absorbing film on the surface of the first surface and the second adhesive layer. 7. The method of claim 5, wherein the first adhesive layer is formed by a dispensing method. ^^ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ The manufacturing branch of the device provides a transparent substrate, a first y±, and the following steps: · a transparent A cup and a sputum array and a second lens array, the transparent substrate having a first surface and a second surface Forming the transparent substrate to form a plurality of arrays of the array: the adhesive layer and the second adhesive layer are on the first surface of the first surface of the transparent substrate to obtain a spacer array; The first lens array and the lens array of the spacer array and the second adhesive layer of the spacer array: a pair of the lens assembly device. The quasi-heating pressure shape 1:: claiming the patent scope In the lens assembly method, the step further comprises forming a light absorbing film on the first surface and the first adhesive layer before forming the first H-square, such as the table of claim 9 of the patent application scope. People suddenly. The method wherein the first adhesive layer and the first layer of the device are formed by spin coating or 12 201007239 dispensing method. The method of manufacturing a lens assembly according to claim 9, wherein the through hole is a stepped through hole of a same central axis. 1313
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