1358560 100年.11.月.30日梭正替換頁 六、發明說明： 【發明所屬之技術領域】 [0001] 本發明關於一種檢驗光學鏡片清潔度之裝置及方法。 【先前技術】 [0002] 在照相機、攝像機和具有照相功能之手機中具有鏡頭模 組，該鏡頭模組中含有玻璃或塑膠之鏡片，玻璃或塑膠 之鍍膜濾光片。這些光學鏡片於鍍膜前和鍍膜後都需要 經過清洗，達到一定清潔度之要求，然後再將這些光學 鏡片和其他元件進行組裝，才不至於因為某一光學鏡片 受到污染而影響到整個鏡頭模組之品質。清洗之目的係 為去除附著於光學鏡片表面之灰塵、油潰及其他顆粒， 而這些光學鏡片於清洗過程中，通常需要利用化學藥劑 來達到去除上述髒污。而清洗後之光學鏡片需要進行表 面清潔度之檢驗，來判斷是否達到規格要求，一般檢驗 係採用強光燈照射光學鏡片，操作員目檢判斷，而以強 光燈之判別方式容易判斷出光學鏡片表面之髒污、劃痕 ，破損等普通缺陷，但不易判斷出光學鏡片表面是否殘 留化學藥劑，因為有些化學藥劑係無色透明的。若在光 學鏡片表面部分殘留有化學薄膜，則會因為化學薄膜折 射率與光學鏡片材料折射率之差異，造成不連續之介面 ，而影響光學元件之光學性質。因此對光學鏡片表面是 否殘留有化學藥劑進行檢驗是很重要的· 【發明内容】 [0003] 有鑒於此，有必要提供一種檢驗光學鏡片清潔度之裝置 及方法。 095143809 表單編號A0101 第3頁/共13頁 1003444094-0 1358560 100年11月.30日修正替換頁 [0004] [0005] [0006] [0007] [0008] 095143809 一種檢驗光學鏡片清潔度之裝置，包括光源，該光源位 於可將光照射到光學鏡片之位置，及液體蒸發裝置，該 液體蒸發裝置具有一蒸發口，該蒸發口蒸發出之液體蒸 氣用於在光學鏡片之表面形成薄膜。 一種檢驗光學鏡片清潔度之方法，包括以下步驟：將待檢 驗光學鏡片放置於一個液體蒸發裝置之蒸發口處，使液 體蒸發裝置之液體蒸氣蒸發到光學鏡片之表面，於光學 鏡片之表面形成薄膜；打開一個光源，使光源照射至表 面形成有薄膜之光學鏡片，檢測該光學鏡片表面之薄膜 是否均勻，如果均勻則說明光學鏡片表面無化學物質， 如果不均勻則說明光學鏡片表面殘留有化學物質。 相較於先前技術，所述檢驗光學鏡片清潔度之裝置因為 包括液體蒸發裝置，所以用該裝置檢驗光學鏡片清潔度 時，使液體蒸發裝置之液體蒸氣蒸發到光學鏡片之表面 ，於光學鏡片之表面形成薄膜；檢測形成於光學鏡片表 面之薄膜是否均勻，如果光學鏡片表面之薄膜均勻.則說 明該光學鏡片表面無殘留化學物質，如果光學鏡片表面 之薄膜不均勻則說明該光學鏡片表面殘留有化學物質。 即，使用該方法可以檢驗到光學鏡片之表面是否殘留有 化學物質。 【實施方式】 以下將結合附圖對本發明作進一步詳細說明。 請參閱圖1，本發明第一實施例中之檢驗光學鏡片清潔度 之裝置10，包括光源11和液體蒸發裝置13、該液體蒸發 裝置13具有一蒸發口 14。 表單编號A0101 第4頁/共13頁 1003444094-0 100年.11月_ 30日修正_頁 1.358560 [0009] 液體蒸發裝置13之蒸發口 14正對著光源11發出光線之方 向。在檢驗光學鏡片清潔度時，將光學鏡片放置於光源 11和液體蒸發裝置13之蒸發口 14之間，由蒸發口 14蒸發 出之液體蒸氣於光學鏡片之表面形成薄膜，光源11發出 之光線剛好照射在該薄膜上。 [0010] 請參閱圖2，本發明第二實施例中之檢驗光學鏡片清潔度 之裝置20，包括光源21和液體蒸發裝置23，該液體蒸發 裝置23具有一蒸發口 24。該裝置20亦可進一步包括一薄 膜均勻性檢測裝置。 [0011] 液體蒸發裝置23之蒸發口 24位於與光源21發出光線之方 向相垂直之方向上。將待檢驗之光學鏡片放置於光源21 發出光線之方向與蒸發口 24之軸線相交之處。由蒸發口 24蒸發出之液體蒸氣於光學鏡片之表面形成薄膜，光源 21發出之光線剛好照射在該薄膜上。 [0012] 請一併參閱圖1及圖2，在上述兩個實施例中，液體蒸發 裝置13、23之放置位置只要使由蒸發口 14、24蒸發出之 液體蒸氣14、24分別可噴射到待檢驗光學鏡片即可。液 體蒸發裝置13、23之蒸發口 14、24之大小最好係大於或 等於分別對應之待檢驗光學鏡片之大小。且該光源11、 21之功率最好在50瓦以上，提供足夠之輝度以便檢測光 學鏡片表面之清潔度。 [0013] 另外，本發明提供一種檢驗光學鏡片清潔度之方法，該 方法可以使用本發明第一實施例中之裝置也可使用本發 明第二實施例中之裝置以及類似之裝置。在此以使用本 095143809 表單編號A0101 第5頁/共13頁 1003444094-0 1358560 __ 100年11月.30日修正替換頁 發明第一實施例中之裝置為例來說明檢驗光學鏡片清潔 度之方法。 [0014] 請參閱圖3，係檢驗光學鏡片清潔度方法之示意圖。首先 提供一光源31及水蒸發裝置33，該水蒸發裝置33具有一 蒸發口 34。將光源31與水蒸發裝置33之蒸發口 34正對放 置，將待檢驗之光學鏡片32放置於光源31與水蒸發裝置 33之蒸發口 34之間，待檢驗之光學鏡片32正對蒸發口 34 ，且光學鏡片32之表面平行於水蒸發裝置33之蒸發口 34 。將水蒸發裝置33打開，由蒸發口 34蒸發出之水蒸氣35 將於光學鏡片32之表面形成水膜，打開光源31，於光源 31之照射下，目視或者使用薄膜均勻性檢測裝置36來檢 測形成在光學鏡片32表面之水膜。薄膜均勻性檢測裝置 36包括光學感測器及處理器，該光學感測器用來感測光 學鏡片表面水膜之均勻性，處理器與該光學感測器相連 ，該處理器能接收由該光學感測器所感測的水膜之均勻 性，並做出該水膜是否均勻之判斷。若該水膜分佈均勻 ，則表明該光學鏡片32表面無殘留之化學物質，光學鏡 θ 片32清洗乾淨；若該水膜分佈不均勻，則表明該光學鏡 片32表面殘留有化學物質，光學鏡片32沒有清洗乾淨。 [0015] 因為若光學鏡片32表面殘留有化學物質，那麽光學鏡片 32和殘留之化學物質表面張力不同，所以水分子無法均 勻地在光學鏡片32之表面形成水膜。光學鏡片32其中之 一個表面檢驗完畢後，將光學鏡片32翻轉使其另外一個 表面平行且正對水蒸發裝置33之蒸發口 34，用與上述相 同之方法進行檢驗該表面。 095143809 表單编號A0101 第6頁/共13頁 1003444094-0 1.358560 100年.11.月.30日修正替換頁 [0016] 當使用本發明第二實施例中之裝置來檢驗光學鏡片表面 之清潔度時，將待檢驗光學鏡片放置於垂直光源放出光 線之方向，這樣由液體蒸發裝置之蒸發口蒸發出之水蒸1358560 100.11.月.30日 Shuttle replacement page VI. Description of the Invention: [Technical Field of the Invention] [0001] The present invention relates to an apparatus and method for verifying the cleanliness of an optical lens. [Prior Art] [0002] A lens module is provided in a camera, a video camera, and a camera having a camera function, and the lens module includes a glass or plastic lens, a glass or plastic coated filter. These optical lenses need to be cleaned before and after coating to meet certain cleanliness requirements, and then these optical lenses and other components are assembled so as not to affect the entire lens module due to contamination of one optical lens. Quality. The purpose of cleaning is to remove dust, oil and other particles attached to the surface of the optical lens. These optical lenses usually require the use of chemicals to remove the dirt during the cleaning process. The cleaned optical lens needs to be inspected for surface cleanliness to determine whether the specification is met. The general inspection system uses a strong light to illuminate the optical lens, and the operator visually judges it, and the optical light can easily determine the optical light. Ordinary defects such as dirt, scratches, and breakage on the surface of the lens, but it is difficult to judge whether the chemical lens remains on the surface of the optical lens because some chemicals are colorless and transparent. If a chemical film remains on the surface of the optical lens, the discontinuous interface is caused by the difference between the chemical film refractive index and the refractive index of the optical lens material, which affects the optical properties of the optical element. Therefore, it is important to check whether or not a chemical agent remains on the surface of the optical lens. [Invention] [0003] In view of the above, it is necessary to provide an apparatus and method for checking the cleanliness of an optical lens. 095143809 Form No. A0101 Page 3 of 13 1003444094-0 1358560 Correction Replacement Page of November 30, 30 [0004] [0006] [0007] [0008] 095143809 A device for verifying the cleanliness of an optical lens, The light source is disposed at a position where the light can be irradiated to the optical lens, and the liquid evaporating device has an evaporation port, and the liquid vapor evaporated from the evaporation port is used to form a film on the surface of the optical lens. A method for testing the cleanliness of an optical lens, comprising the steps of: placing an optical lens to be inspected at an evaporation port of a liquid evaporation device, evaporating liquid vapor of the liquid evaporation device to a surface of the optical lens, and forming a film on the surface of the optical lens Opening a light source to illuminate the light source to form an optical lens on the surface of the optical lens, and detecting whether the film on the surface of the optical lens is uniform. If uniform, the surface of the optical lens is free of chemical substances. If the film is not uniform, the chemical film remains on the surface of the optical lens. . Compared with the prior art, the device for checking the cleanliness of the optical lens includes the liquid evaporating device, and when the device is used to check the cleanliness of the optical lens, the liquid vapor of the liquid evaporating device is evaporated to the surface of the optical lens, and the optical lens is used. Forming a film on the surface; detecting whether the film formed on the surface of the optical lens is uniform; if the film on the surface of the optical lens is uniform, it indicates that there is no residual chemical on the surface of the optical lens, and if the film on the surface of the optical lens is not uniform, the surface of the optical lens remains Chemical material. That is, using this method, it is possible to check whether or not chemical substances remain on the surface of the optical lens. [Embodiment] Hereinafter, the present invention will be further described in detail with reference to the accompanying drawings. Referring to Fig. 1, a device 10 for verifying the cleanliness of an optical lens in a first embodiment of the present invention includes a light source 11 and a liquid evaporating device 13, and the liquid evaporating device 13 has an evaporation port 14. Form No. A0101 Page 4 of 13 1003444094-0 100 years. November _ 30th revision_page 1.358560 [0009] The evaporation port 14 of the liquid evaporating device 13 is facing the direction in which the light source 11 emits light. When the optical lens cleanliness is checked, the optical lens is placed between the light source 11 and the evaporation port 14 of the liquid evaporation device 13, and the liquid vapor evaporated from the evaporation port 14 forms a film on the surface of the optical lens, and the light emitted by the light source 11 is just right. Irradiation on the film. Referring to FIG. 2, a device 20 for inspecting optical lens cleanliness in a second embodiment of the present invention includes a light source 21 and a liquid evaporating device 23 having an evaporation port 24. The device 20 can also further include a film uniformity detecting device. [0011] The evaporation port 24 of the liquid evaporating device 23 is located in a direction perpendicular to the direction in which the light source 21 emits light. The optical lens to be inspected is placed where the direction in which the light source 21 emits light intersects the axis of the evaporation port 24. The liquid vapor evaporated from the evaporation port 24 forms a film on the surface of the optical lens, and the light emitted from the light source 21 is just irradiated on the film. Referring to FIG. 1 and FIG. 2 together, in the above two embodiments, the liquid evaporating devices 13, 23 are placed at positions such that the liquid vapors 14, 24 evaporated from the evaporation ports 14, 24 can be ejected separately. The optical lens to be inspected can be used. Preferably, the evaporation ports 14, 24 of the liquid evaporating means 13, 23 are sized to be greater than or equal to the respective size of the optical lens to be inspected. And the power of the light sources 11, 21 is preferably above 50 watts to provide sufficient brightness to detect the cleanliness of the optical lens surface. Further, the present invention provides a method of verifying the cleanliness of an optical lens, which can use the apparatus of the first embodiment of the present invention or the apparatus of the second embodiment of the present invention and the like. Here, a method for verifying the cleanliness of an optical lens will be described by using the apparatus of the first embodiment of the invention as an example using the 095143809 Form No. A0101, page 5, or page 13 of 1003444094-0 1358560 __November. . [0014] Please refer to FIG. 3, which is a schematic diagram of a method for verifying the cleanliness of an optical lens. First, a light source 31 and a water evaporation device 33 are provided, the water evaporation device 33 having an evaporation port 34. The light source 31 is placed opposite the evaporation port 34 of the water evaporation device 33, and the optical lens 32 to be inspected is placed between the light source 31 and the evaporation port 34 of the water evaporation device 33. The optical lens 32 to be inspected faces the evaporation port 34. And the surface of the optical lens 32 is parallel to the evaporation port 34 of the water evaporation device 33. The water evaporation device 33 is opened, and the water vapor 35 evaporated from the evaporation port 34 forms a water film on the surface of the optical lens 32, and the light source 31 is turned on, and is illuminated by the light source 31, visually or using the film uniformity detecting device 36. A water film formed on the surface of the optical lens 32. The film uniformity detecting device 36 includes an optical sensor for sensing the uniformity of the water film on the surface of the optical lens, and a processor connected to the optical sensor, the processor being capable of receiving the optical The uniformity of the water film sensed by the sensor and the determination of whether the water film is uniform. If the water film is evenly distributed, it indicates that there is no residual chemical on the surface of the optical lens 32, and the optical mirror θ sheet 32 is cleaned; if the water film is unevenly distributed, it indicates that the surface of the optical lens 32 remains chemical, the optical lens 32 was not cleaned. [0015] If a chemical substance remains on the surface of the optical lens 32, the surface tension of the optical lens 32 and the remaining chemical substance are different, so that water molecules cannot uniformly form a water film on the surface of the optical lens 32. After one of the surfaces of the optical lens 32 has been inspected, the optical lens 32 is inverted so that the other surface is parallel and faces the evaporation port 34 of the water evaporation device 33, and the surface is inspected in the same manner as described above. 095143809 Form No. A0101 Page 6 of 13 1003444094-0 1.358560 100.11. Month.30 Revision Amendment Page [0016] When using the apparatus of the second embodiment of the present invention to verify the cleanliness of the optical lens surface When the optical lens to be inspected is placed in the direction in which the vertical light source emits light, the water evaporated by the evaporation port of the liquid evaporation device is steamed.
I 氣於待檢驗光學鏡片之兩個表面同時形成水膜。也可使 用與本發明第一實施例和第二實施例中之裝置相類似之 裝置來檢驗光學鏡片表面之清潔度。 [0017] 上述液體蒸發裝置亦可使用酒精等其他蒸發裝置。 [0018] 相較於先前技術，所述檢驗光學鏡片清潔度之裝置因為 包括液體蒸發裝置，所以用該裝置檢驗光學鏡片清潔度 時，使液體蒸氣蒸發到光學鏡片之表面，於光學鏡片之 表面形成薄膜；檢測形成於光學鏡片表面之薄膜是否均 勻，如果光學鏡片表面之薄膜均勻，則說明該光學鏡片 表面無殘留化學物質，如果光學鏡片表面之薄膜不均勻 ，則說明該光學鏡片表面殘留有化學物質。即，使用該 方法可以檢驗到光學鏡片之表面是否殘留有化學物質。 [0019] 综上所述，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例，本發 明之範圍並不以上述實施例為限，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】 [〇〇2〇] 圖1係本發明第一實施例中檢驗光學鏡片清潔度之裝置的 示意圖。 [0021] 圖2係本發明第二實施例中檢驗光學鏡片清潔度之裝置的 095143809 表單編號A0101 第7頁/共13頁 1003444094-0 1358560 100年11月.30日修正替換頁 示意圖。 [0022] 圖3係使用本發明第一實施例中之裝置來檢驗光學鏡片清 潔度方法的示意圖。 【主要元件符號說明】 [0023] 光學鏡片清潔度裝置：10、20、30 [0024] 光源：11、21、31 [0025] 光學鏡片：32 [0026] 液體蒸發裝置：13、23 [0027] 蒸發口 ： 14、24、34 [0028] 液體蒸氣：15 [0029] 水蒸發裝置：33 [0030] 水蒸氣：35 [0031] 薄膜均勻性檢測裝置：36 1003444094-0 095143809 表單编號A0101 第8頁/共13頁I gas forms a water film on both surfaces of the optical lens to be inspected. It is also possible to verify the cleanliness of the surface of the optical lens by means similar to the devices of the first and second embodiments of the present invention. [0017] The liquid evaporating device may also use other evaporation devices such as alcohol. [0018] Compared to the prior art, the device for checking the cleanliness of the optical lens includes a liquid evaporating device, and when the device is used to check the cleanliness of the optical lens, the liquid vapor is evaporated to the surface of the optical lens on the surface of the optical lens. Forming a film; detecting whether the film formed on the surface of the optical lens is uniform; if the film on the surface of the optical lens is uniform, it indicates that there is no residual chemical on the surface of the optical lens, and if the film on the surface of the optical lens is not uniform, it indicates that the surface of the optical lens remains Chemical material. That is, using this method, it is possible to check whether or not chemicals are left on the surface of the optical lens. [0019] 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 a preferred embodiment of the present invention, and the scope of the present invention is not limited to the above embodiments, and those skilled in the art will be able to make equivalent modifications or variations 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] Fig. 1 is a schematic view showing a device for inspecting the cleanliness of an optical lens in a first embodiment of the present invention. 2 is a view showing a device for inspecting the cleanliness of an optical lens in a second embodiment of the present invention. 095143809 Form No. A0101 Page 7 of 13 1003444094-0 1358560 Correction replacement page on November 30, 30. 3 is a schematic view showing a method of inspecting optical lens cleanliness using the apparatus of the first embodiment of the present invention. [Explanation of main component symbols] [0023] Optical lens cleanliness device: 10, 20, 30 [0024] Light source: 11, 21, 31 [0025] Optical lens: 32 [0026] Liquid evaporation device: 13, 23 [0027] Evaporation port: 14, 24, 34 [0028] Liquid vapor: 15 [0029] Water evaporation device: 33 [0030] Water vapor: 35 [0031] Film uniformity detecting device: 36 1003444094-0 095143809 Form No. A0101 No. 8 Page / Total 13 pages