201118448六、發明說明： Ο 〇 【發明所屬之技術領域】 [0001] 本發明涉及成像設備領域， 括該鏡頭模組之相機模、、v及她碩模組及包 【先前技術】 隨著電子產品日趨多功能 ，相機模組於手機、筆 電腦'數位相機、個人數位助理等可攜式電子產 到廣泛應用。相機模組通I 產中得 Μ包括-鏡筒及複數 鏡筒内之透鏡。各透鏡包括光學部及圍繞 部。組裝相機模組時，通脊u^ 破常採用點膠工藝將該固定 :水直接黏接於鏡筒内壁’從而將該透·裝於該鏡 可攜式電子產品之相機棋組，如手機之相機模組 影像感顧相狀魏之先學《具有較大直徑，以接 高影像感測器之感測品質。惟，出於小型化之需要，丰 機製作得越來越切，彳目搞，前給組裝相機模 空間，即允許組入之相機模組:又寸，亦越來越小，這 得預定内徑之鏡筒内能收容之透鏡之最大直徑受到限制 [0002] [0003] [0004]有鑑於此，提供一種鏡頭模組及包括該鏡頭模組之相機 模組來減少預定鏡筒喃對透鏡直徑之限制實為必要。 【發明内容】 闺以下以實關為觀明-種可減少贱鏡㈣徑值限制 透鏡最大直社鏡簡組，隸包減料模組之相機 模組。 098140455 表單.編號A0101 第3頁/共16頁 201118448 [0006] 該鏡頭模組包括鏡筒、至少一第一透鏡及一第二透鏡。 該鏡筒包括蓋體及自該蓋體邊緣垂直延伸之筒體。該至 少一第一透鏡及該第二透鏡沿光軸依次收容於該筒體内 。該筒體於其遠離該蓋體之端部開設有複數凹槽，各凹 槽均貫通該筒體之内壁及外壁，該第二透鏡具有複數卡 合部，該複數卡合部與該複數凹槽配合而使得該第二透 鏡固定於該鏡筒。 [0007] 該相機模組包括該鏡頭模組及影像感測器。該影像感測 器與該鏡頭模組之第二透鏡相對。 [0008] 本技術方案之鏡頭模組之鏡筒設有凹槽，該第二透鏡設 有卡合部，藉由將卡合部嵌設於鏡筒中增大了可收容透 鏡之光學部最大尺寸，即可使第二透鏡光學部之最大直 徑與鏡筒内徑相等，由此減少了鏡筒内徑對第二透鏡光 學部直徑之限制。 【實施方式】 [0009] 以下結合附圖及實施例對本技術方案提供之鏡頭模組及 包括該鏡頭模組之相機模組進行詳細說明。 [0010] 請一併參閱圖1及圖2，本技術方案第一實施例提供之相 機模組100包括鏡頭模組10、鏡座20、影像感測器30及 電路板40。 [0011] 鏡頭模組10包括鏡筒11、一第一透鏡12、間隔環13及一 第二透鏡14。鏡筒11包括蓋體101及筒體102。筒體102 自蓋體101之邊緣垂直延伸並與蓋體101成一體，其與蓋 體101配合圍合形成收容腔105。蓋體101於其幾何中心 098140455 表單編號Α0101 第4頁/共16頁 0982069425-0 201118448 設有一圓形透光孔104，以使外界之光線能透過透光孔 104入射到收容腔105内。蓋體101具有與筒體102中軸線 垂直之内表面111。筒體102具有與内表面111相平行之 端面112，及連設於内表面111及端面112之間之内壁113 。内壁113設有四始於端面112並止於内表面111之凹槽 114。該四凹槽114均沿平行於筒體10 2中轴線之方向設 置，且相鄰兩凹槽114之間之距離相等，即，該四凹槽 114將内壁113四等分。鏡筒11於靠近端面112之一端設 有外螺紋。 Ο [0012] 〇 [0013] 第一透鏡12、間隔環13及第二透鏡14沿光轴依次收容於 收容腔105内。第一透鏡12靠近透光孔104，其包括位於 其中心部分之第一光學部121及環繞第一光學部121之非 光學部122。第一光學部121從透光孔104中暴露出來， 用於於成像過程中達成設計之光學功能。非光學部122不 參與成像，用於支撐第一光學部121。第一透鏡12之直徑 與筒體102之内徑尺寸大致相等，其以非光學部122直接 抵靠於内壁113之方式固定於内壁113。 間隔環13為圓環，夾設於第一透鏡12及第二透鏡14之間 ，用於間隔第一透鏡12與第二透鏡14，以免第一透鏡12 及第二透鏡14相互碰撞。間隔環13之外週面直接抵靠於 内壁113。 [0014] 第二透鏡14靠近端面112，包括第二光學部142及四個卡 合部141。第二光學部142之直徑與間隔環13之内徑大致 相等，其用於於成像過程中達成設計之光學功能。該四 個卡合部141相互隔開地連設於第二光學部142週圍，每 098140455 表單編號Α0101 第5頁/共16頁 0982069425-0 201118448 相鄰兩卡合部141之間離與每相鄰兩凹槽11 4之間距匹配 。該四個卡合部141與該四凹槽114相互配合而使得該第 二透鏡14組裝於該鏡筒11内。 [0015] 鏡座20之内壁設置有與鏡筒11之外螺紋相嚙合之内螺紋 ’該内螺紋與鏡筒11之外螺紋相嚙合，從而使得鏡頭模 組10旋入組裝至鏡座20。鏡座20設有收容室21。 [0016] 影像感測器30設於鏡座20之收容室21内，其與第二光學 部141相對，用於將透過第二光學部141之光信號轉換為 數位信號。影像感測器3〇還與電路板40電連，由此將影 ( 像感測器30所產生之數位信號傳輸至外界。影像感測器 30為電荷耦合器件。 '.-.u [0017] 組裝本實施例提供之相機模組10 (rif，需:依次將第一透鏡 12及間隔環13組入鏡筒11内，將第二透鏡14之四個卡合 部141分別卡位於與之對應之凹槽114中，將鏡筒11旋入 鏡座20，得到相機模組100。對相機模組1〇〇進行成像測 試，得到第一組成像數據。取出第二透鏡14，相對該鏡 筒11旋轉90度，將第二透鏡14組大鏡筒11内，進行成像 測試，得到第二組成像數據。取出第二透鏡14，相對該 鏡筒11再旋轉90度，將第二透鏡14組入鏡筒11内，再次 進行成像測試，得到第三組成像數據。後，取出第二透 鏡14，相對鏡筒11再旋轉90度，將第二透鏡14組入鏡筒 11内，再次進行成像測試，得到第四組成像數據。比較 四組成像數據，由此得到具有最佳影像效果之第二透鏡 14相對第一透鏡12之位置。根據該最佳位置將第二透鏡 14之四個卡合部141卡位於與之對應之凹槽114中並加以 098140455 表單編號 A0101 第 6 頁/共 16 頁 0982069425-0 201118448 點膠即可。 [0018] Ο [0019] 本實施例之相機模組100中，由於筒體1〇2設有始於端面 110止於内表面ηι之凹槽114，一方面使得可根據欲組 震相機模組之焦距靈活選擇組入具有適應厚度之第二透 鏡14及調整第二透鏡14與第一透鏡12之距離，另一方面 可靈活選擇組入光學部具有適應直徑之第二透鏡14。利 用凹槽114收容第二透鏡14之卡合部141，增加了筒體 U2可容納第二透鏡14之光學部之最大尺寸，由此減少了 筒體102之内徑對第二透鏡14之影響。 本實施例之相機模組1〇〇之結構不限於此。為得到具有更 佳影像效果，内壁113開設有卡合部14〗整倍凹槽114， & 由此可按前述方法得到若干組成像數據，並比較該若干 組成像數據，來獲得具有最佳影像效果之第二透鏡14相 對第-透鏡12之位m光學部141之直徑與筒體 102内徑相等。第-透鏡12數量可為複數。或去掉間隔環 13，改由常見魏互卡情蚊第—錢12及第二透鏡 14。或將影像感測器3 〇改為直補金屬氧化物半導體電晶 體。 [0020] 於鏡頭模組實際生產巾，如對規格為Μ5· 5<鏡賴組而 言’即鏡筒外徑為5· 5mm之鏡頭模組，由於生產工藝之限 制’採用射出成型生產之鏡筒筒體之壁厚最薄為〇3腿， 且透鏡需預留半徑約為0. 5mm之裙邊作為透鏡射出成型之 入料口，故，對於該M5. 5之鏡頭模乡且，透鏡光學部最大 直徑為5. 5-0. 3x2-0. 5x2 = 3. 9mm。 098140455 表單煸號A0101 第7頁/共16頁 0982069425-0 201118448 [0021] 為增大具有指定外徑之鏡筒内可收容之透鏡之光學部直 徑，如對規格為M5. 5之鏡頭模組，使其可收容光學部大 於3. 9mm之透鏡，本技術方案之第二實施例提供相機模組 200 ° [0022] 請一併參閱圖3及圖4，本技術方案第二實施例提供之相 機模組200包括鏡頭模組210、與該鏡頭模組210配套之 鏡座220、影像感測器230及電路板240。 [0023] 與鏡頭模組10不同之處在於，本實施例提供之鏡頭模組 210包括鏡筒221、第一透鏡22及第二透鏡24。 Ο [0024] 鏡筒221之筒體202開設有四貫通其内壁21 3及外壁215之 凹槽214。各凹槽214還貫通筒體202遠離蓋體201之端面 212。第一透鏡22以點膠工藝固定於筒體202内，且靠近 蓋體201。第二透鏡24以其卡合部241收容於與之對應之 凹槽214内之方式以點膠工藝固定於筒體202，且與影像 感測器230相對。第二透鏡24之光學部242之直徑與筒體 202之内徑相等。由此，藉由於筒體202設置凹槽214之201118448, the invention description: Ο 〇 [Technical field of the invention] [0001] The present invention relates to the field of imaging equipment, including the camera module of the lens module, v and her master module and package [prior art] with the electronic The products are increasingly versatile, and the camera module is widely used in mobile phones, pen computers, digital cameras, personal digital assistants and other portable electronic products. The camera module has a lens included in the lens barrel and the plurality of lens barrels. Each lens includes an optical portion and a surrounding portion. When the camera module is assembled, the through-ridge ^U often breaks the fixing: the water is directly adhered to the inner wall of the lens barrel, thereby attaching the camera to the camera portable electronic product of the mirror portable electronic product, such as a mobile phone. The camera module image senses the phase of Wei Zhixian "has a larger diameter to improve the sensing quality of the image sensor. However, for the need of miniaturization, the machine is made more and more cut, and the front camera is assembled. The camera module that allows the camera to be incorporated is also smaller and smaller. The maximum diameter of the lens that can be accommodated in the inner diameter of the lens barrel is limited. [0002] In view of the above, a lens module and a camera module including the lens module are provided to reduce the predetermined lens barrel The limitation of the lens diameter is really necessary. [Summary of the Invention] 闺 The following is a clear view of the guan - 种 种 ( ( ( ( ( ( ( ( ( ( ( ( ( ( ( ( ( ( ( ( ( ( ( ( ( ( ( ( ( ( ( 098140455 Form. No. A0101 Page 3 of 16 201118448 [0006] The lens module includes a lens barrel, at least a first lens and a second lens. The lens barrel includes a cover body and a cylindrical body extending perpendicularly from an edge of the cover body. The at least one first lens and the second lens are sequentially housed in the cylinder along the optical axis. The cylindrical body is provided with a plurality of grooves at an end portion thereof away from the cover body, each groove penetrating through the inner wall and the outer wall of the cylindrical body, the second lens has a plurality of engaging portions, the plurality of engaging portions and the plurality of concave portions The slot fits to secure the second lens to the barrel. [0007] The camera module includes the lens module and an image sensor. The image sensor is opposite the second lens of the lens module. [0008] The lens barrel of the lens module of the present invention is provided with a groove, and the second lens is provided with an engaging portion, and the maximum size of the optical portion that can accommodate the lens is increased by embedding the engaging portion in the lens barrel. That is, the maximum diameter of the second lens optical portion can be made equal to the inner diameter of the lens barrel, thereby reducing the limitation of the inner diameter of the lens barrel to the diameter of the second lens optical portion. [Embodiment] A lens module provided by the present technical solution and a camera module including the lens module will be described in detail below with reference to the accompanying drawings and embodiments. Referring to FIG. 1 and FIG. 2, the camera module 100 provided by the first embodiment of the present invention includes a lens module 10, a lens holder 20, an image sensor 30, and a circuit board 40. [0011] The lens module 10 includes a lens barrel 11, a first lens 12, a spacer ring 13, and a second lens 14. The lens barrel 11 includes a lid body 101 and a cylindrical body 102. The cylinder 102 extends perpendicularly from the edge of the cover 101 and is integral with the cover 101, and is fitted with the cover 101 to form a receiving cavity 105. The cover body 101 is at its geometric center 098140455 Form No. 1010101 Page 4 of 16 0982069425-0 201118448 A circular light transmission hole 104 is provided to allow external light to enter the receiving cavity 105 through the light transmission hole 104. The cover 101 has an inner surface 111 that is perpendicular to the central axis of the barrel 102. The barrel 102 has an end surface 112 parallel to the inner surface 111 and an inner wall 113 connected between the inner surface 111 and the end surface 112. The inner wall 113 is provided with a recess 114 which starts at the end surface 112 and terminates at the inner surface 111. The four grooves 114 are each disposed in a direction parallel to the central axis of the cylindrical body 102, and the distance between adjacent two grooves 114 is equal, that is, the four grooves 114 divide the inner wall 113 into four equal parts. The lens barrel 11 is provided with an external thread near one end of the end surface 112. [0012] The first lens 12, the spacer ring 13, and the second lens 14 are sequentially accommodated in the housing chamber 105 along the optical axis. The first lens 12 is adjacent to the light transmission hole 104, and includes a first optical portion 121 at a central portion thereof and a non-optical portion 122 surrounding the first optical portion 121. The first optical portion 121 is exposed from the light transmission hole 104 for achieving an optical function of design during the imaging process. The non-optical portion 122 does not participate in imaging for supporting the first optical portion 121. The diameter of the first lens 12 is substantially equal to the inner diameter of the cylindrical body 102, and is fixed to the inner wall 113 such that the non-optical portion 122 directly abuts against the inner wall 113. The spacer ring 13 is a ring and is interposed between the first lens 12 and the second lens 14 for spacing the first lens 12 and the second lens 14 to prevent the first lens 12 and the second lens 14 from colliding with each other. The outer peripheral surface of the spacer ring 13 directly abuts against the inner wall 113. [0014] The second lens 14 is adjacent to the end surface 112 and includes a second optical portion 142 and four engaging portions 141. The diameter of the second optical portion 142 is substantially equal to the inner diameter of the spacer ring 13, which is used to achieve the optical function of the design during imaging. The four engaging portions 141 are spaced apart from each other around the second optical portion 142, each 098140455 form number Α0101 5th page/total 16 pages 0982069425-0 201118448 adjacent two engaging portions 141 are separated from each other The distance between the adjacent two grooves 11 4 is matched. The four engaging portions 141 and the four recesses 114 cooperate to allow the second lens 14 to be assembled in the lens barrel 11. [0015] The inner wall of the lens holder 20 is provided with an internal thread engaged with the external thread of the lens barrel 11 and the internal thread is engaged with the external thread of the lens barrel 11, so that the lens module 10 is screwed into the lens holder 20. The mirror holder 20 is provided with a housing chamber 21. The image sensor 30 is disposed in the housing chamber 21 of the lens holder 20, and is opposite to the second optical portion 141 for converting an optical signal transmitted through the second optical portion 141 into a digital signal. The image sensor 3 is also electrically connected to the circuit board 40, thereby transmitting the digital signal generated by the image sensor 30 to the outside. The image sensor 30 is a charge coupled device. '.-.u [0017 The camera module 10 provided in this embodiment is assembled. (The rif is required to: the first lens 12 and the spacer ring 13 are sequentially assembled into the lens barrel 11, and the four engaging portions 141 of the second lens 14 are respectively respectively engaged with the camera module 10; In the corresponding groove 114, the lens barrel 11 is screwed into the lens holder 20 to obtain the camera module 100. The camera module 1 is subjected to imaging test to obtain first composition image data. The second lens 14 is taken out, opposite to the mirror. The cylinder 11 is rotated by 90 degrees, and the second lens 14 is assembled into the large barrel 11 to perform an imaging test to obtain second composition image data. The second lens 14 is taken out and rotated 90 degrees with respect to the barrel 11, and the second lens 14 is taken. After being incorporated into the lens barrel 11, the imaging test is performed again to obtain the third component image data. After that, the second lens 14 is taken out, rotated 90 degrees with respect to the lens barrel 11, and the second lens 14 is assembled into the lens barrel 11 again. Imaging test, the fourth component image data is obtained. Comparing the four components of the image data, thereby obtaining the best The position of the second lens 14 of the effect is opposite to the position of the first lens 12. According to the optimal position, the four engaging portions 141 of the second lens 14 are stuck in the corresponding groove 114 and are provided with 098140455 Form No. A0101 No. 6 [0018] In the camera module 100 of the present embodiment, since the cylindrical body 1〇2 is provided with a concave surface starting from the end surface 110 and ending on the inner surface ηι The groove 114, on the one hand, can flexibly select the second lens 14 having the adapted thickness and adjust the distance between the second lens 14 and the first lens 12 according to the focal length of the camera module to be assembled, and can flexibly select the group on the other hand. The optical portion has a second lens 14 adapted to the diameter. accommodating the engaging portion 141 of the second lens 14 by the recess 114 increases the maximum size of the optical portion of the cylindrical U2 that can accommodate the second lens 14, thereby reducing the barrel The inner diameter of the camera module 1 is not limited to this. In order to obtain a better image effect, the inner wall 113 is provided with the engaging portion 14 to fully align the groove 114. , & can be obtained as described above The imaging data is grouped, and the plurality of constituent image data are compared to obtain the second lens 14 having the best image effect, and the diameter of the optical portion 141 of the position m relative to the first lens 12 is equal to the inner diameter of the cylindrical body 102. The number of the first lens 12 Alternatively, the spacer ring 13 may be removed, and the common Wei mutual card mosquito type 12 and the second lens 14 may be changed. Or the image sensor 3 〇 may be changed to a direct-compensation metal oxide semiconductor transistor. [0020] The actual production of the lens module, such as the lens module of the specification Μ5· 5< Mirror group, that is, the lens barrel with an outer diameter of 5·5 mm, due to the limitation of the production process, the lens barrel produced by injection molding The lens thickness of the body is the thinner of the 〇3 leg, and the lens needs to have a radius of about 0. 5mm as the entrance of the lens injection molding, so for the M5. 5 lens mold, the lens optics The maximum diameter is 5. 5-0. 3x2-0. 5x2 = 3. 9mm. 010140455 Form No. A0101 Page 7 of 16 Page 0992069425-0 201118448 [0021] In order to increase the diameter of the optical portion of the lens that can be accommodated in the lens barrel having the specified outer diameter, such as the lens module of the specification M5. The second embodiment of the present invention provides a camera module 200 ° [0022] Please refer to FIG. 3 and FIG. 4 together, and the second embodiment of the present technical solution provides The camera module 200 includes a lens module 210, a lens holder 220 matched with the lens module 210, an image sensor 230, and a circuit board 240. The difference from the lens module 10 is that the lens module 210 provided in this embodiment includes a lens barrel 221, a first lens 22, and a second lens 24. [0024] The cylinder 202 of the lens barrel 221 is provided with four recesses 214 extending through the inner wall 213 and the outer wall 215. Each groove 214 also extends through the end surface 212 of the barrel 202 away from the cover 201. The first lens 22 is fixed in the barrel 202 by a dispensing process and is adjacent to the cover 201. The second lens 24 is fixed to the barrel 202 by a dispensing process in such a manner that the engaging portion 241 is received in the corresponding recess 214, and is opposite to the image sensor 230. The diameter of the optical portion 242 of the second lens 24 is equal to the inner diameter of the barrel 202. Thereby, the groove 214 is provided by the cylinder 202
CJ 方式減少了鏡筒221内徑對第二透鏡24直徑之限制。 [0025] 本技術方案之鏡頭模組及包括該鏡頭模組之相機模組不 限於前述結構。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】 [0026] 圖1為本技術方案第一實施例提供之相機模組之示意圖。 0982069425-0 [0027] 圖2為圖1所示相機模組之鏡頭模組之示意圖。 098140455 表單編號A0101 第8頁/共16頁 201118448 [0028] 圖3為本技術方案第二實施例提供之相機模組之示意圖 〇 [0029] 圖4為圖3所示相機模 【主要元件符號說明】 [0030] 相機模組：100, 200 [0031] 鏡頭模組：10，210 [0032] 鏡筒：11，221 [0033] 蓋體：101，201 ( [0034] 筒體：102，202 [0035] 透光孔：104 [0036] 收容腔：105 [0037] 凹槽：114，214 [0038] 端面：112, 212 [0039] 内壁：113，213 [0040] 外壁：215 [0041] 第一透鏡：12，22 [0042] 第一光學部：121 [0043] 非光學部：122 [0044] 内表面：111 [0045] 間隔環：13 [0046] 第二透鏡：14，24 表單編號A0101 X- :: S 1/ : f S p-'*....... 098140455 第9頁/共16頁 0982069425-0 201118448 [0047] 第二光學部：141 [0048] 卡合部：142，241 [0049] 鏡座：20，220 [0050] 收容室：21 [0051] 影像感測器：30，230 [0052] 電路板：40，240 098140455 表單編號A0101 第10頁/共16頁The CJ mode reduces the limitation of the inner diameter of the lens barrel 221 to the diameter of the second lens 24. [0025] The lens module of the present invention and the camera module including the lens module are not limited to the foregoing structures. Equivalent modifications or variations made by those skilled in the art to the spirit of the invention are intended to be included within the scope of the following claims. BRIEF DESCRIPTION OF THE DRAWINGS [0026] FIG. 1 is a schematic diagram of a camera module according to a first embodiment of the present technical solution. 0982069425-0 [0027] FIG. 2 is a schematic diagram of a lens module of the camera module shown in FIG. 1. 098140455 Form No. A0101 Page 8 of 16 201118448 [0028] FIG. 3 is a schematic diagram of a camera module according to a second embodiment of the present technology. [0029] FIG. 4 is a camera module shown in FIG. 】 [0030] Camera Module: 100, 200 [0031] Lens Module: 10, 210 [0032] Lens Tube: 11,221 [0033] Cover: 101, 201 ([0034] Cylinder: 102, 202 [ 0035] Light-transmissive hole: 104 [0036] Containment cavity: 105 [0037] Groove: 114, 214 [0038] End face: 112, 212 [0039] Inner wall: 113, 213 [0040] Outer wall: 215 [0041] Lens: 12, 22 [0042] First optical portion: 121 [0043] Non-optical portion: 122 [0044] Inner surface: 111 [0045] Spacer ring: 13 [0046] Second lens: 14, 24 Form number A0101 X - :: S 1/ : f S p-'*....... 098140455 Page 9 of 16 page 0982069425-0 201118448 [0047] Second optics: 141 [0048] Engagement: 142, 241 [0049] Mirror holder: 20,220 [0050] accommodating room: 21 [0051] Image sensor: 30, 230 [0052] Circuit board: 40, 240 098140455 Form number A0101 Page 10 of 16
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