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    • 24. 发明申请
    • Optical measuring apparatus and operating method for an optical imaging system
    • 用于光学成像系统的光学测量装置和操作方法
    • US20060119838A1
    • 2006-06-08
    • US11271806
    • 2005-11-14
    • Wolfgang EmerUlrich WegmannMartin SchrieverRainer Hoch
    • Wolfgang EmerUlrich WegmannMartin SchrieverRainer Hoch
    • G01B9/00
    • G01M11/0264G01M11/0271G03F7/706G03F7/70875G03F7/70891
    • A measuring apparatus for optical, for example interferometric, measurement of an optical imaging system, imaging of a useful pattern in an imaging operation, including a device for production of radiation information, for example interference information, which is indicative of imaging errors, having a mask structure arrangement which contains a measurement pattern, and a device for detection and evaluation of the interference information which is indicative of imaging errors; also a method for operation of the optical imaging system including imaging error correction. The apparatus further includes a heating irradiation arrangement for radiation heating of the optical imaging system during measurement operation such that the heating effect of the radiation which is applied to the optical imaging system to be measured equals, within a tolerance range which can be predetermined, the heating effect of the radiation which is passed through the useful pattern during imaging operation of the optical imaging system.
    • 用于光学,例如干涉测量光学成像系统的测量装置,成像操作中有用图案的成像,包括用于产生辐射信息的装置,例如指示成像误差的干扰信息,具有一个 包含测量图案的掩模结构布置,以及用于检测和评估指示成像误差的干扰信息的装置; 也是包括成像误差校正的光学成像系统的操作方法。 该装置还包括用于在测量操作期间对光学成像系统进行辐射加热的加热辐射装置,使得施加到待测量的光学成像系统的辐射的加热效应等于在可以预定的公差范围内 在光学成像系统的成像操作期间通过有用图案的辐射的加热效果。