dioptrics
dai'ɒptriks
基本解释
n. 折光学
[医] 屈光学
英文释义
n. The science of the refraction of light; that part of
geometrical optics which treats of the laws of the refraction of light
in passing from one medium into another, or through different mediums,
as air, water, or glass, and esp. through different lenses; --
distinguished from catoptrics, which refers to reflected light.
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