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    • 3. 发明授权
    • Optical measuring device and method for acquiring in situ a stage height between a support and an edge region of an object
    • 光学测量装置和用于原位获取物体的支撑体和边缘区域之间的台阶高度的方法
    • US09500471B2
    • 2016-11-22
    • US14307481
    • 2014-06-17
    • Precitec Optronik Gmbh
    • Berthold MicheltMatthias Kunkel
    • G01B11/06G01B11/245
    • G01B11/0608G01B11/0691G01B11/245
    • The invention relates to an optical measuring device for acquiring in situ a difference in distance between a support and an edge region of an object to be measured. The optical measuring device has a measuring head with dual beam guide which directs a first measuring beam towards the support and a second measuring beam towards the edge region of the object to be measured. Means are provided for acquiring and forming reflection spectra of the first measuring beam which is directed towards the support and the second measuring beam which is directed towards the edge region of the object to be measured. The measuring device has a multi-channel measuring apparatus with one spectrometer line. An evaluation unit for the reflection spectra for acquiring the stage height between the support and the edge region of the object works together with a spectrometer and a display unit.
    • 本发明涉及一种光学测量装置,用于原位获取待测物体的支撑体与边缘区域之间的距离差。 光学测量装置具有测量头,其具有双光束引导件,其将第一测量光束朝向支撑件引导,而第二测量光束朝向待测量物体的边缘区域。 提供了用于获取和形成朝向支撑件的第一测量光束的反射光谱的装置和朝向被测量物体的边缘区域的第二测量光束。 测量装置具有多通道测量装置,具有一个光谱仪线。 用于获取载体和物体的边缘区域之间的台阶高度的反射光谱的评估单元与光谱仪和显示单元一起工作。