在主全息图记录光路中设置系列互补的挡光屏，对不同的物体分别进行记录；
A series of complementary sheltering screens are placed in the optical path of the master hologram.
给出了挡光屏的设置参数，并完成了“天狗袭日”彩虹全息图的设计和制作，获得了满意的效果。
The setting parameters of the complementary sheltering screen and the experimental example are given in this paper. The experimental result is very satisfactory.
实际由液晶分子组成的LCD显示屏也采用了百叶窗，分子的极化转变可阻挡光或让其通过。
LCD displays also use shutters, in effect, consisting of liquid-crystal elements whose polarisation can be changed to block light or let it pass.
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