the circular diffraction pattern formed when plane light waves pass through a point aperture; the bright central region of this.
| 单词 | θ76387 |
| 释义 | the world > matter > physics > electromagnetic radiation > light > diffraction > [noun] > band, strip > Airy('s) disc (1) Airy disc1923 the circular diffraction pattern formed when plane light waves pass through a point aperture; the bright central region of this. |
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