本文利用严格耦合波理论对用于光纤光栅制作的相位掩模的衍射特性进行了深入的研究。
The diffraction characteristics of the phase mask for UV-written fiber grating is investigated using rigorous coupled-wave theory.
运用严格的光栅衍射耦合波理论分析光栅的衍射特性，发现该方案不会引入相位畸变。
The rigorous coupled-wave theory is used to analyze the characteristics of grating diffraction, and the results indicate that this method produces no phase distortion.
论文给出了分析随机波前相位编码体光栅选择性衍射的一种方法。
A diffraction selectivity theoretical analysis method of volume gratings with wave front phase encoding is proposed.
研究了不同偏振全息模式下基于交联偶氮苯聚合物薄膜的相位光栅的形成机理、衍射效率和偏振特性。
The forming mechanism, diffraction efficiency and polarization characteristic of phase gratings written in cross-linked azobenzene copolymer films under different holography modes were studied.
本文介绍了一种液晶相位光栅大屏幕投影系统，讨论了液晶相位光栅的基本衍射特性。
In this paper, liquid crystal phase grating large screen protection system is introduced, and its fundamental diffraction characteristics are discussed.
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。
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.
在光栅谱衍射干涉法的基础上，本文提出用色散效应产生的相位体微分干涉条纹，进行实时假彩色编码的原理。
A new principle is proposed to pseudocolor-code the differential interference in the grating-diffraction interferometry with extended white light illumination by using dispersion effect of a prism.
其次分析影响相位光栅对准标记衍射效率的主要因素槽深、占空比和反射率；
Alignment signal of phase grating alignment mark and the factors of influece of alignment signal are analysed secondly;
其次分析影响相位光栅对准标记衍射效率的主要因素槽深、占空比和反射率；
Alignment signal of phase grating alignment mark and the factors of influece of alignment signal are analysed secondly;
应用推荐