noun
optical camouflage
Technology that makes an object blend with its background by manipulating light, often seen in sci-fi and military contexts.
SF映画では、光学迷彩で姿を消す兵士がよく登場する。
In sci-fi movies, soldiers who disappear using optical camouflage often appear.
Compound of 光学 (optics) and 迷彩 (camouflage).