black screen

• 中灰滤光屏,暗色滤光屏,暗色滤光镜

black screen的用法和样例：

例句

1. The color picture was composited from digitized black and white photographic plates recorded through red and blue astronomical filters, with a computer synthesized green channel.
   这幅彩色影像是由透过红色及蓝色天文滤光镜的数字黑白照片合成的，绿光信道的信息则来自电脑程序推算。