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    • 9. 发明申请
    • METHOD AND APPARATUS FOR DETECTING DEFECTS IN OPTICAL COMPONENTS
    • 用于检测光学部件缺陷的方法和装置
    • WO2008125660A1
    • 2008-10-23
    • PCT/EP2008/054502
    • 2008-04-14
    • ESSILOR INTERNATIONAL (COMPAGNIE GENERALE D'OPTIQUE)DUBOIS, FrédéricSCHOTT, GuyRAULOT, Philippe
    • DUBOIS, FrédéricSCHOTT, GuyRAULOT, Philippe
    • G01N21/958G01B11/25G01M11/02
    • G01N21/958G01B11/2527G01M11/0264G01M11/0278G06T7/521
    • A method for detecting defects in an optical component to be tested, such as a lens comprising following steps : providing a structured pattern, recording the reflected or transmitted image (21) of the pattern on the optical component to be tested, phase shifting the pattern and recording again similarly the reflected or transmitted image, calculating the local phase and amplitude images of the optical component to be tested, calculating a model image (212) of a defect free optical component and determining corresponding phase and amplitude images of the defect free model optical component, comparing (26) phase and amplitude images of both optical component to be tested and defect free model optical component, determining suspect zones (27) in the optical component to be tested, applying a metrics (28) to separate dust and noise from other defects. Related device and computer program. Use of said method to apply a selection method to a set of optical components.
    • 一种用于检测待测光学部件中的缺陷的方法,例如透镜,包括以下步骤:提供结构图案,将所述图案的反射或透射图像(21)记录在待测试的光学部件上,使图案相移 并再次类似地记录反射或传输的图像,计算待测试的光学部件的局部相位和幅度图像,计算无缺陷光学部件的模型图像(212)并且确定无缺陷模型的对应的相位和幅度图像 光学部件,比较(26)要测试的光学部件和无缺陷模型光学部件的相位和幅度图像,确定待测试的光学部件中的可疑区域(27),应用度量(28)以分离灰尘和噪声 从其他缺陷。 相关设备和计算机程序。 使用所述方法将选择方法应用于一组光学部件。
    • 10. 发明申请
    • METHOD FOR PROVIDING A REFERENCING ELEMENT TO AN OPTICAL LENS MEMBER
    • 向光学镜头部件提供参考元件的方法
    • WO2014131878A1
    • 2014-09-04
    • PCT/EP2014/053924
    • 2014-02-28
    • ESSILOR INTERNATIONAL (COMPAGNIE GENERALE D'OPTIQUE)
    • DUBOIS, FrédéricMAURICE, Sébastien
    • B29D11/00G01M11/02
    • B24B13/0055B29D11/00317B29D11/00942G01M11/025G02C7/021
    • Method for providing a referencing element to an optical lens member, the method comprising: an optical lens member providing step, during which an optical lens member (10) is provided, the optical lens member comprising a first optical surface (11) comprising a surface design associated with a first reference system and a second optical surface to be manufactured (13), the first and second optical surfaces are connected by an external periphery surface, a measuring step during which the first optical surface of the optical lens member is measured and the first reference system is determined, wherein the reference system is determined according to the shape and orientation of the first optical surface (11), a referencing step during which a referencing element (111) is added to the optical lens member, wherein the referencing element identifies the first reference system.
    • 一种用于向光学透镜构件提供参考元件的方法,所述方法包括:光学透镜构件提供步骤,其中设置光学透镜构件(10),所述光学透镜构件包括第一光学表面(11),所述第一光学表面(11) 与第一参考系和第二光学表面相关联的设计(13),第一和第二光学表面通过外周表面连接;测量步骤,测量光学透镜部件的第一光学表面;以及 确定第一参考系,其中根据第一光学表面(11)的形状和取向来确定参考系,参考步骤,其中参考元件(111)被添加到光学透镜构件,其中参考 元素标识第一个参考系统。