【摘要】 本文导出的层状位相光栅衍射效应计算公式,可以有效地分析计算衍射图样的光强分布,为这种光学元件的设计和质量控制提供了重要依据;最后重点介绍这种层状位相光栅在速度与振动以及长度与坐标测试中的应用。更多还原

【Abstract】 The calculation formulae derived in the paper can provide .important basis for the design and quality control of optical elements. This single periodic layered phase grating provides a new kind of element for precision measurements and its application in measurement and test is introduced.更多还原