Optics. The location at which an object must be situated such that a given lens or combination of lenses will produce a sharply defined image of…
| 单词 | θ64924 |
| 释义 | the world > physical sensation > sight and vision > optical instruments > lens > [noun] > focus (1) focus1696 Optics. The location at which an object must be situated such that a given lens or combination of lenses will produce a sharply defined image of… |
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