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单词 blooming
释义 blooming
The process of depositing a transparent film of a substance, such as magnesium fluoride, on a lens to reduce (or eliminate) the reflection of light at the surface. The film is about one quarter of a wavelength thick and has a lower refractive index than the lens. The anti-reflection effect is achieved by destructive interference
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更新时间:2025/6/22 21:07:33