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Designed principle of the rotational stand uses for measuring a camber with double focuses
Author(s): 
Pages: 13-15
Year: Issue:  1
Journal: OPTICAL INSTRUMENTS

Keyword:  焦点曲面公法线轨迹;
Abstract: 介绍了转动架驱动头盔面窗进行多个光学性能参数测量时,能使固定的测量光束在透射头盔面窗上的任何点通过其两个焦点,实现正确的测关键在于这种双焦点曲面的几何特性和转动架的独特设计.
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