四分之一波片

这种控制方法可方便的通过四分之一波片改变光偏振状态来实现。

The phase control can be facilely implemented by changing the light polarization with a quarter-wave plate . 2 .

设计了一种由相位型空间光调制器（PSLM）、偏振光分束器（PBS）、反射镜、半波片（HWP）和四分之一波片（QWP）构成的2×2光开关。

A novel 2 × 2 optical switch , which consists of phase spatial light modulator ( PSLM ), polarizing beam - splitter ( PBS ), mirror , half-wave plate ( HWP ) and quarter-wave plate ( QWP ), is proposed .

分析了干涉仪系统中偏振分光棱镜、四分之一波片和CCD保护玻璃等元件引入的杂光。

Furthermore , stray lights caused by polarization beam splitter ( PBS ), 1 / 4 wave plate and the cover of CCD have been analyzed .

分析两种提高系统动态范围的方法：1、优化PBS偏振性能；2、使用四分之一波片平衡中心与边缘光线的光程差。

Two ways of heightening the dynamic range is suggested : First , optimize the polarization performance of the PBS . Second , balance the optical path difference between the center light and the margin light .

用He&Ne激光器研制1.06μm四分之一波片

The development of quarter wave plate for by He-Ne laser

在透射模式中，不需要消色差的四分之一波片。

For the transmissive mode , no achromatic quarter-wave film is needed .

薄膜四分之一波片的设计和制备

Design and Preparation of Quarter - wave Plate Coatings

四分之一波片的制备1/4λ波片的定标薄膜1/4波片的设计和制作

Design and preparation of quarter wave plate

四分之一波片快慢轴的判定测量λ/4波片实际相移量并判定快慢轴的方法

Method of Measuring Practical Retardance Value and Judging the Fast or Slow Axis of Quarter-Wave Plate

该结构用直角棱镜代替了普通的四分之一波片，提高了光学电压互感器的稳定性。

The structure substituted rectangular prism for common quarter wave , and improved the stability of the optical voltage transformer .

采用琼斯矢量变换的方法，分析了四分之一波片对入射椭圆偏振光偏振面的变换过程。

The transformation course of a quarter-waveplate ′ s rotating polarization plane of elliptically polarized light is deeply analyzed by the Jones vector transformation .

可将四分之一波片卸去，并按平面偏振光法或内插法来决定其主应力方向。一种快速大数乘法器的设计方法&大数乘法的高速实现

The directions can be obtained by removing the quarter-wave plate and following the procedure for plane polarized light or by interpolation . One Large Multiplication 's Fast Implementation

此方法对光源的单色性要求低，新需器材及实验方法简便，并且适于各种波长的四分之一波片。

Its request for monochromaticity of source is low . The equip ments and procedure of this method are simple , but suitable for quarter-wave plates of various wave lengths .

本文的目的是设计10.6μm的90°相位膜，它的作用就象四分之一波片。

The purpose of this paper is to design coating with the relative difference of phase shifts of 90 ° at 10.6 μ m. The reflectors with the phase difference of 90 ° will act as a quarterwave plate .

在平面偏振场中，加入四分之一波片，作为一个均匀的光载波，与实验模型中的等差线相叠加，可得到n+1/4和n+3/4级等差线。

By inserting a quarter-wave plate . used as a light wave carrier , in front of or behind the photoelastic model in the plane polariscope . isochromatics of n + 1 / 4 and n + 3 / 4 order may be obtained , n being any integer .