利用液晶空间光调制器制作相息图是目前惟一的一种能实现动态实时计算全息的方法,它在光信息处理和光学测量方面具有重要的应用价值.文章首先介绍了由低成本的商业液晶电视改造而成的平行向列液晶空间光调制器,在液晶空间光调制器上制作相息图,用液晶电视制作的相息图再现物体.通过再现像的误差分析,我们认为位相失配和液晶屏的黑栅效应是导致再现像不清晰的主要原因.最后探讨了它在位相滤波器方面的应用.
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