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单词 Airy disc
释义

Airy disc

(US Airy disk) Mathematics and Physics
noun
The circular diffraction pattern formed when plane light waves pass through a point aperture; the bright central region of this.

Origin

1920s; earliest use found in Transactions Optical Society. Described by Airy in Trans. Cambr. Philos. Soc. 5 285.

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更新时间:2024/12/23 20:07:14