单词：chromatrope
音标：['krәumәtrәup] ；
n. 双层旋转彩色幻灯片, 回转彩色板
n. An instrument for exhibiting certain chromatic effects
of light (depending upon the persistence of vision and mixture of
colors) by means of rapidly rotating disks variously colored.
n. A device in a magic lantern or stereopticon to produce
kaleidoscopic effects.
of light (depending upon the persistence of vision and mixture of
colors) by means of rapidly rotating disks variously colored.
n. A device in a magic lantern or stereopticon to produce
kaleidoscopic effects.
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