This paper introduces to use interspace light screen instead of paper target to realize the real time acquiring of pill coordinate.

采用空间光幕代替纸靶来实现对弹丸目标立靶坐标的实时获取。

youdao

Because of drawback of four-screen measuring system and two-screen velocity measuring method, an improved six-light-screen array is presented that is composed of six large area light screens.

弹丸着靶坐标和飞行速度以及飞行方向角是外弹道测试中必测参数，本文针对四幕光幕靶和双光幕测速系统的不足，采用六个大靶面光幕靶，构造出了两类六光幕阵列结构。

youdao

Light behind the cloth screen illuminates the colorful puppets for the people watching on the other side.

VOA: special.2009.09.23

Amazon's light guide technology precisely diffuses the light across the screen and only requires four LEDs to light the entire screen (unlike LCD screens which can use up to 50 LEDs).

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The light itself comes out of four LEDs that pass through a fiber optic glass designed to distribute the light evenly throughout the screen.

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The company is in the process of holding an expo in Tokyo, where they've lined up some leading Japanese manufacturers to show off their latest gear, along with concept products that will never see the light of an LCD screen.

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