In this paper firstly we introduce the mathematical forms of one-dimensional grating problem and its inverse problem.
本文首先介绍了一维光栅问题及反问题的数学表述。
Two types of two dimensional lateral shearing interferometers have been studied: orthogonal shearing prism and crossed grating.
本文研究了两种类型的二维横向剪切干涉仪：正交剪切棱镜型和网格光栅型。
The dynamics of vectorial coupled-mode solitons in one-dimensional shallow grating photonic crystals with quadratic and cubic nonlinearities is discussed.
研究同时具有二阶和三阶非线性效应的一维浅栅光子晶体中的矢量耦合模孤子动力学。
An approximate equivalent coefficient for two-dimensional sub wavelength was obtained with the related expressions of grating structure.
构造了一种分析方法，然后利用光栅结构的有关表达式得到这种二维结构的近似等效系数。
Firstly, the system of parallel grating pair, in which the grating grooves is unparallel while the grating surfaces is parallel, has been studied with the tri-dimensional ray-tracing method.
首先，在三维空间内利用光线追迹法，对刻线不平行而光栅面平行时的压缩光栅对进行研究。
It is proved that this measurement method for three-dimensional shape of object surface with grating projection presented in this dissertation can obtain good results.
实验结果表明本文采用的光栅投影式物体表面三维形貌测量方法能够获得比较满意的结果。
A kind of one -dimensional quasi-periodic grating is designed. Theselfsimilar diffraction spectra are evaluated and the influence of the phason strength onthe structure factor is studied.
本文设计了一种一维准周期衍射光栅，理论计算结果表明该光栅的衍射频谱具有自相似性。文中还研究了不同相位子强度对结构因子的影响。
The invention provides 16-step dual-frequency grating phase shift profilometry capable of absolute phase unwrapping in the three-dimensional sensor technology.
本发明是三维传感技术中一种可绝对位相展开的十六步双频光栅相移轮廓 术。
The invention provides 16-step dual-frequency grating phase shift profilometry capable of absolute phase unwrapping in the three-dimensional sensor technology.
本发明是三维传感技术中一种可绝对位相展开的十六步双频光栅相移轮廓 术。
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