本文介绍一种以液晶空间光调制器作为调制位相信息的衍射元件，获得可变焦长的菲涅耳透镜，以及该元件在光学成像系统中的应用。
A kind of diffraction element modulating phase information by LC space light modulator to get a zoom Fresnel lens, as well as the using of said element to optical imaging system, is introduced.
根据空间光调制器的相位调制作用，提出了一种灰阶纯位相匹配滤波器编码方法。
A kind of coding method of gray-scale phase-only matched filter according to the phase modulation property of the spatial light modulator has presented.
但由于不同型号的液晶空间光调制器的调制特性，尤其是位相调制特性存在较大的差异，故在实际使用前均需加以测量后才能应用。
Different types of LCSLM have different modulation characteristics, in particular their phase modulation characteristic, so this must be measured before it is used.
利用偏振分光棱镜及一维位相型空间光调制器，作者成功地实现了光学CC榕树网络，并给出了任意输入输出对间的连接控制方式。
Optical CC-banyan network has been implemented by using polarizing beam splitters and 1-d phase spatial light modulators, and the routing control between any input-output pair is given.
与传统的计算全息图不同，该方法将全息图平面的纯位相信息加载到空间光调制器上来重建三维漫射体，而没有引入参考光波。
Different from conventional CGHs, the pure-phase information on the hologram plane is loaded on the SLM to reconstruct the 3d diffusive objects without considering the reference wave.
与传统的计算全息图不同，该方法将全息图平面的纯位相信息加载到空间光调制器上来重建三维漫射体，而没有引入参考光波。
Different from conventional CGHs, the pure-phase information on the hologram plane is loaded on the SLM to reconstruct the 3d diffusive objects without considering the reference wave.
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