本文给出光栅常数两种简便测量方法。
This paper presents two simple ways to measure grating constant.
光栅常数是检验光栅质量的重要参数之一。
The constant of grating is one of the most important parameters to assess the quality of grating.
本文讨论了在制造全息光栅过程中，CCD实时测量全息光栅常数的方法。
The method of using CCD to measure the constant of hologram grating in real-time when the grating is under manufacturing is discussed.
当光栅常数较大时，光致电荷移动到暗区时需要更长的时间，相位光栅的响应较慢。
Compared with the large grating constant, the response time operates more slowly than the smaller grating con…
通过二波耦合实验研究了C60掺杂向列相液晶中光栅形成的响应特性与光栅常数的关系。
This paper introduces the influence of grating constant on response characteristics in C60-doped nematic liquid crystals(5CB) by two beam-coupling experiment.
本文讨论光栅常数测量中，平行光不垂直入射光栅时如何对测量值的影响及如何调节平行光垂直入射光栅。
This paper discuss how to measure and calculate when a parallel light doesn't incide grating vertically in measuring grating constant and how to adjust a parallel light to incide grating vertically.
文中提出了两种利用放大原理测量全息光栅光栅常数的简单方法：扩束镜放大成像法和凸透镜放大成像法。
Two kind of simple methods, which are termed of extender lens amplification imaging method and convex lens amplification imaging method, are proposed based on amplification principle in this paper.
这种方法可通过选择不同的光栅常数或衍射级来改变测量的灵敏度，可测量抛光的表面，也可测量粗糙的表面。
In this method, the measuring sensitivity can be varied by selecting different grating constam or diffraction order. This method can be applied to polished surfaces and rough surfaces as well.
位移偏差引入的相位随着拼接光栅压缩器传递，其对远场焦斑的影响，取决于每片子光栅的非整数倍光栅常数的横向位移偏差和纵向位移偏差的综合作用。
The phase difference caused by piston error translated with the tiled-grating compressor, the focal spot was affected by both non-integral number of grating space and out-of-plane piston error.
仔细地研究了热光栅的弛豫过程，并由此得到液晶的热扩散常数。
The relaxation process of the thermal grating is carefully investigated and the thermal diffusivity of liquid crystal is consequently obtained.
仔细地研究了热光栅的弛豫过程，并由此得到液晶的热扩散常数。
The relaxation process of the thermal grating is carefully investigated and the thermal diffusivity of liquid crystal is consequently obtained.
应用推荐