200819903 九、發明說明： 【發明所屬之技術領域】 本發明涉及攝像裝置，尤其涉及一種鏡頭模組。 【先别技術】 隨著光學成像技術之發展，鏡頭模組於各種成像裝置 如數位相機、攝像機中得到廣泛應用，而整合有鏡頭模組 之手機、筆記本及汽車等，更得到衆多消費者之青睞。且 鲁有拍攝功能之鏡頭模組一般由鏡片以及機構零組件組成 對於高品質鏡頭而言，爲保證成像品質，各個零組件之間 之位置應當固定，所以應採用良好之組裝方法進行組裝， 以保證各零組件之間相對穩固之位置關係，不致 從而確保鏡頭具有良好之成像品質。 ' 请參照圖1，先前技術之鏡頭模組i包括鏡座、與 該鏡座14螺合之鏡筒10、透鏡組11、間隔環12及渡光片 13’其中’透鏡組U、間隔環12、渡光片13沿光軸方向 •，次固定於鏡筒10内’濾光片13被設置於鏡筒10靠近被 照物之最外側。所述配合係固定連接或螺紋連接。 ^惟，對設置於室外或車身上之鏡頭模組而言，當環境 :度發生變化時’周圍環境中之水汽便會凝結於所述鏡頭 杈組表面，使該鏡頭模組無法達到預期之成像要求。另外， 對該透鏡模組本身來講，鏡筒内部元件亦會由於溫度之變 =收縮或膨脹而超出預期之設計’造成間隙，影響成像 果。 【發明内容】 200819903 • 有鑒於此，有必要提供一種於環境溫度變化時，亦能 確保成像效果之鏡頭模組。 一種鏡頭模組，包括一個鏡頭模組本體及一個設置於 該鏡頭模組本體上之加熱裝置。 所述鏡頭模組於所述鏡頭模組本體上設置一個加熱裝 置，該加熱裝置對所述鏡頭模組本體加熱，該鏡頭模組本 體將熱量傳遞給其内部元件，即藉由所述加熱裝置之加 熱，可使所述鏡頭模組本體及其内部元件保持溫度，於環 *境溫度變化時，亦不會有水汽凝結現象之産生。另外，上 述元件於一定環境溫度之收縮或膨脹係一定的，使加工時 之環境溫度與加熱裝置預加熱溫度保持一致，可防止出現 各元件材料不一致，收縮膨脹不一致而出現間隙之現象， 確保成像效果。 【實施方式】 本發明提供之鏡頭模組，包括一個鏡頭模組本體及一 •個設置於該鏡頭模組上之加熱裝置。 所述本體至少包括鏡筒及設置於該鏡筒内之光學元 件。 下面，以將加熱裝置設置於所述鏡筒外表面為例，結 合附圖對本發明作進一步詳細說明。 如圖2所示，下述鏡頭模組之實施方式中，鏡頭模組2 之所述本體包括一個鏡座24、與該鏡座24配合之一個鏡筒 20、多個光學元件及一個加熱裝置25。本實施方式中，該 多個光學元件包括至少一個透鏡組21、一個間隔環22及一 7 200819903 二，其卜透鏡組21、間隔環22、濾光片23沿 ==二固定於鏡筒2〇内’濾、光片23被設置於鏡筒 固定連相。所述鏡座24與鏡筒2G之配合係 本實施方式中採用螺紋連接。本實 位設置外侧未設置螺紋之 置鏡頭模組2可包括一個用於控制加熱裝 •25肝頭: 示)，當使用者認爲需要啓動加熱裝置 “用且者：行加熱時，可藉由所述開關啓動加熱裝 藉由所述開關使加熱裝置25停止工作且熱時’可 熱裝置25對鏡頭模纟且加埶作攸而，即可防止加 :兄頭核組加熱過度而造成損害，又可節省能耗。 還可選的，上述鏡頭模纟且2頊 — 測裝置㈣示)，當鏡頭模:可包括一個自動溫度感 、見頁极、、且2被加熱到一預定、、w _性 所述感測裝置發出一护制尸％杜 預疋/皿度％， 於m。 控紹吕號使加熱裳置25停止工作，冬 _、兄頭桓、、且25之溫度低於一預西 田 -控制信號使加熱裝置25 =:度”述感測裝置發出 所述加熱裝置25可爲加 2〇均勾加熱。本實施方式 ：寺肖於對鏡涛 ^ n & μ 使用加熱片，可將加埶片ji 由粘接劑均勾枯接至鏡筒2()之 '、、、月猎 田“為总从③ 禾17又置螺紋之外表面。當使 等心==襄置2〇而使用時，可將加熱管做成内徑 專於或稍大於鏡筒20外徑之環狀胃 ^ 設置螺紋之外表面。 兄门⑼之未 上述鏡頭模組2於鏡筒2〇之外表面設置一個加熱裳置 8 200819903 25，加熱襞置25對鏡筒20加熱，鏡筒2〇將熱量傳遞給設 置於其内部之透鏡組21、間隔環22、濾光片23等元件， 即藉由加熱裝置25之加熱，可使鏡筒2〇及其内部之透鏡 、、’ 21間隔環22、濾光片23等保持溫度，於高溫環境中， 會有水汽凝結現象之産生。另外，上述元件於一定環 兄酿度之收縮或膨脹係一定的，使加工時之環境溫度與加 熱裝置25預加熱溫度保持—致’可防止出現各元件材料不 致收縮膨脹不一致而出現間隙，確保成像效果。 另外，為進-步提高熱傳效果，鏡筒t及=鏡座24 可知用奴纖維材料、㈣銅等具有較好傳熱效能的材料， 或添加有碳纖維材料、㈣銅等之具有較好熱傳效 料製造。 上述鏡頭模組2之組裝方法包括下述步驟。 將-個透鏡組21與-個間隔環22順序組裝固定於· 個鏡筒2G㈣定位置。具體的，將所述透鏡組21内各J 片及間隔環22經所述鏡筒2〇之筒^ (圖未標 么 裝入所述鏡筒20中。 將一個濾光片23裝入鏡筒20内待組裝位。本實施方式 :光片23設置於間隔環22之上方。濾光心與間^ 裱22藉由點膠器點膠之方式膠合固定於一起。 將鏡筒20與一個鏡座24配合形成一體。具體的， 設置於鏡筒20外表面之外螺紋與設置於鏡^ 曰 紋螺接成一體。 衣螺 將一個加熱裝 置25設置於鏡筒20未形成螺紋之外表 9 200819903 • 面。本實施方式中，使用加熱片，可將加熱片藉由枯接劑 均勻粘接至鏡筒20之未設置螺紋之外表面。當使用加熱管 作爲加熱裝置20而使用時，可將加熱管做成内徑等於或稍 大於鏡筒20外徑之環狀體，套設於鏡筒20之未設置螺紋外 表面之一選定區域，形成鏡頭模組2。 於鏡頭模組之其他實施方式中，可將加熱裝置25 (如 加熱片、加熱管等）設置於所述鏡座24之外表面，或者於 所述鏡筒20及鏡座24之外表面均設置加熱裝置25 (如圖3所 鲁示），可進一步提高加熱效果。 另外，上述鏡筒20與鏡座24不限於螺接，於其他實施 方式中，當將鏡筒20與所述鏡座24固定連接時，可將加熱 裝置25設置於鏡筒20之外表面，或設置於所述鏡座24之外 表面，或者於所述鏡筒20及鏡座24之外表面均設置加熱裝 置25。 上述鏡頭模組可廣泛應用於手機、筆記本、數位相機、 0汽車等。 綜上所述，本發明符合發明專利要件，爰依法提出專 利申請。惟，以上所述者僅為本發明之較佳實施方式，本 發明之範圍並不以上述實施方式為限，舉凡熟習本案技藝 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】 圖1係先前技術之鏡頭模組之結構示意圖。 圖2係本發明之鏡頭模組之一種結構示意圖。 200819903 • 圖3係本發明之鏡頭模組之另一種結構示意圖。 【主要元件符號說明】 鏡頭模組 1、2 鏡闾 10、20 透鏡組 11、21 間隔環 12、22 濾光片 13、23 鏡座 14、24 加熱裝置 25200819903 IX. Description of the Invention: [Technical Field] The present invention relates to an image pickup apparatus, and more particularly to a lens module. [First Technology] With the development of optical imaging technology, the lens module has been widely used in various imaging devices such as digital cameras and video cameras, and mobile phones, notebooks, and automobiles integrated with lens modules have been received by many consumers. Favor. And the lens module with the shooting function is generally composed of the lens and the mechanical components. For the high-quality lens, in order to ensure the image quality, the position between the components should be fixed, so it should be assembled by a good assembly method. The positional relationship between the components is guaranteed to be relatively stable, so as to ensure that the lens has good image quality. Referring to FIG. 1, the lens module i of the prior art includes a lens holder, a lens barrel 10 screwed to the lens holder 14, a lens group 11, a spacer ring 12, and a light-passing sheet 13', wherein the lens group U and the spacer ring 12. The light guide sheet 13 is along the optical axis direction. The second filter is fixed in the lens barrel 10. The filter 13 is disposed on the outermost side of the lens barrel 10 near the object to be illuminated. The mating system is fixedly connected or threaded. However, for a lens module installed outdoors or on a vehicle body, when the environment: degree changes, the moisture in the surrounding environment will condense on the surface of the lens stack, so that the lens module cannot meet the expected Imaging requirements. In addition, for the lens module itself, the internal components of the lens barrel may also exceed the expected design due to temperature change = shrinkage or expansion, causing a gap, affecting the image. SUMMARY OF THE INVENTION 200819903 • In view of the above, it is necessary to provide a lens module that can ensure imaging effects when the ambient temperature changes. A lens module includes a lens module body and a heating device disposed on the lens module body. The lens module is provided with a heating device on the lens module body, and the heating device heats the lens module body, and the lens module body transmits heat to its internal components, that is, by the heating device The heating of the lens module body and its internal components can maintain the temperature, and there is no condensation phenomenon when the ambient temperature changes. In addition, the shrinkage or expansion of the above-mentioned components at a certain ambient temperature is constant, so that the ambient temperature during processing is consistent with the preheating temperature of the heating device, and the inconsistency of the materials of the respective components, the inconsistent shrinkage expansion and the occurrence of gaps are ensured, and the imaging is ensured. effect. [Embodiment] A lens module provided by the present invention includes a lens module body and a heating device disposed on the lens module. The body includes at least a lens barrel and an optical element disposed in the lens barrel. Hereinafter, the present invention will be further described in detail with reference to the accompanying drawings, taking the heating device on the outer surface of the lens barrel as an example. As shown in FIG. 2 , in the embodiment of the lens module described below, the body of the lens module 2 includes a lens holder 24 , a lens barrel 20 matched with the lens holder 24 , a plurality of optical components and a heating device. 25. In this embodiment, the plurality of optical components include at least one lens group 21, one spacer ring 22, and one 7 200819903. The lens group 21, the spacer ring 22, and the filter 23 are fixed to the lens barrel 2 along ==2. The inside of the filter, the light film 23 is placed in the lens barrel to fix the phase. The cooperation of the lens holder 24 and the lens barrel 2G is a threaded connection in the present embodiment. The lens module 2 provided on the outside of the solid position without the thread may include a control device for heating the device (25): when the user thinks that the heating device needs to be activated, the user can: When the heating device is started by the switch, the heating device 25 is stopped by the switch, and when the heat device 25 is molded and twisted by the heat device 25, the heating can be prevented: Damage, but also save energy. Also optional, the above lens module and 2 顼 - measuring device (4) shown, when the lens module: can include an automatic temperature sense, see page pole, and 2 is heated to a predetermined , w _ the said sensing device issued a protective corpse% Du pre-prediction / dish%%, in m. Control Shao Lu to make the heating skirt 25 stop working, winter _, brother 桓, and 25 temperature Below the pre-west field-control signal, the heating device 25 =: degrees. The sensing device emits the heating device 25, which can be heated by adding 2 〇. This embodiment mode: Temple Xiao Yu to Jing Tao ^ n & μ Using a heating sheet, the twisting sheet ji can be hooked to the lens barrel 2 (), and the hunting field "for the total The outer surface of the thread is placed from 3 and 17. When the isocentric == 襄 2 〇 is used, the heating tube can be made into an annular stomach with an inner diameter that is specific to or slightly larger than the outer diameter of the lens barrel 20 The outer surface of the brother door (9) is not provided with a heating skirt 8 on the outer surface of the lens barrel 2, 200819903 25, the heating device 25 heats the lens barrel 20, and the lens barrel 2〇 transfers heat to the setting. The lens group 21, the spacer ring 22, the filter 23 and the like in the inner portion thereof, that is, the heating of the heating device 25, can make the lens barrel 2 and its internal lens, '21 spacer ring 22, filter 23, etc. to maintain the temperature, in the high temperature environment, there will be condensation of water. In addition, the shrinkage or expansion of the above components in a certain ring brother is constant, so that the ambient temperature during processing and the preheating temperature of the heating device 25 are maintained. - "To prevent the occurrence of gaps in the inconsistent shrinkage expansion of each component material, ensuring In addition, in order to improve the heat transfer effect in advance, the lens barrel t and the mirror holder 24 can be known as a material having good heat transfer efficiency, such as a slave fiber material, (4) copper, or a carbon fiber material, (4) copper, or the like. The assembly method of the above-mentioned lens module 2 includes the following steps: The lens group 21 and the spacer ring 22 are sequentially assembled and fixed to the position of each of the lens barrels 2G (4). Specifically, Each of the J-pieces and the spacer ring 22 in the lens group 21 passes through the barrel of the lens barrel 2 (not shown in the lens barrel 20. A filter 23 is placed in the lens barrel 20 to be assembled. In this embodiment, the light sheet 23 is disposed above the spacer ring 22. The filter core and the spacer 22 are glued and fixed together by dispensing by a dispenser. The lens barrel 20 is formed by cooperating with a lens holder 24. Specifically, the external thread disposed on the outer surface of the lens barrel 20 is integrally screwed with the mirror. The clothes screw has a heating device 25 disposed on the lens barrel 20 and is not formed with a thread. Table 9 200819903 • Surface. In an embodiment, the heating sheet is used to uniformly bond the heating sheet to the bonding agent to The outer surface of the cylinder 20 is not provided. When the heating tube is used as the heating device 20, the heating tube can be formed into an annular body having an inner diameter equal to or slightly larger than the outer diameter of the lens barrel 20, and sleeved on the lens barrel 20. The lens module 2 is formed in a selected area of the outer surface of the thread. In other embodiments of the lens module, a heating device 25 (such as a heating sheet, a heating tube, etc.) may be disposed outside the lens holder 24. The surface, or the heating device 25 (shown in FIG. 3) is disposed on the outer surface of the lens barrel 20 and the lens holder 24, so that the heating effect can be further improved. In addition, the lens barrel 20 and the lens holder 24 are not limited to the screwing. In other embodiments, when the lens barrel 20 is fixedly coupled to the lens holder 24, the heating device 25 may be disposed on the outer surface of the lens barrel 20, or on the outer surface of the lens holder 24, or Heating devices 25 are disposed on the outer surfaces of the lens barrel 20 and the lens holder 24. The above lens module can be widely used in mobile phones, notebooks, digital cameras, and 0 cars. In summary, the present invention complies with the requirements of the invention patent and submits a patent application according to law. However, the above description is only the preferred embodiment of the present invention, and the scope of the present invention is not limited to the above-described embodiments, and those skilled in the art will be able to make equivalent modifications or changes in accordance with the spirit of the present invention. It should be covered by the following patent application. BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a schematic view showing the structure of a lens module of the prior art. 2 is a schematic structural view of a lens module of the present invention. 200819903 • Fig. 3 is another schematic structural view of the lens module of the present invention. [Main component symbol description] Lens module 1, 2 mirror 闾 10, 20 lens group 11, 21 spacer ring 12, 22 filter 13, 23 lens holder 14, 24 heating device 25
1111