An instrument for measuring the magnifying power of a telescope; = dynamometer, n. 2.
| 单词 | θ64880 |
| 释义 | the world > physical sensation > sight and vision > optical instruments > instruments for measuring > [noun] > power of telescopes (2) dynameter1828 An instrument for measuring the magnifying power of a telescope; = dynamometer, n. 2. dynamometer1832 An instrument for measuring the magnifying power of a telescope: also called dynameter, n. |
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