With modifying word or words: having a focus of a specified length, as long-focused, short-focused, etc. Cf. focus, n. 5c.
| 单词 | θ64911 |
| 释义 | the world > physical sensation > sight and vision > optical instruments > lens > [adjective] > focal length or point (2) focused1784 With modifying word or words: having a focus of a specified length, as long-focused, short-focused, etc. Cf. focus, n. 5c. thermo-focal1903 of or pertaining to the focal length of a lens as influenced by heat. |
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