... 天球切面 plane of the sky 平面玻璃板 plane parallel plate 交会摄影测量 plane photogrammetry ...
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plane-parallel plate 平面平行板
The influence of the small wedge Angle of the plane parallel plate and the lateral shearing width upon judging laser collimation are discussed.
分析了准直原理，讨论了平行平面板楔角和横向位错宽度对准直判断的影响。
The principle of collimation is analyzed. The influence of the small wedge Angle of the plane parallel plate and the lateral shearing width upon judging laser collimation are discussed.
分析了准直原理，讨论了平行平面板楔角和横向位错宽度对准直判断的影响。
A new measurement method of refractive index of plane-parallel plate has been introduced in this paper, which is performed by thin laser beam.
本文介绍了一种用激光细光束测量平行平面板折射率的新方法，并分析计算了入射角、平板厚度及光束位移量的误差对折射率测量精度的影响。
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