The liquidcrystalfilter consists of cholesteric and nematic phase liquid crystals with a weight ratio of approximately 7:3.
液晶滤光器由胆甾相和向列相液晶组成，它们的重量比为7：3。
2
Liquidcrystalfilter system with a high precision for night vision is comprised of a wideband optical filter having a critical wavelength, and a liquidcrystal notch filter.
高精度夜视液晶滤光系统包括一个具有临界波长的宽带光学滤光器和一个液晶陷波滤光器。
3
LCD displays, by contrast, filter light from a backlight through an array of tiny coloured filters and liquid-crystal shutters.