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单词
diverging lens
释义
WordReference Random House Unabridged Dictionary of American English © 2024
diverg
′
ing lens
′
,
[
Optics.
]
Optics
a lens that causes a beam of parallel rays to diverge after refraction, as from a virtual image;
a lens that has a negative focal length. Also called
negative lens.
Cf.
converging lens.
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更新时间:2024/11/10 19:02:28