Schmidt
n.
type of astronomical telescope lens used for photography, 1939, from Estonian-born German optician Bernhard Voldemar Schmidt (1879-1935), who invented it.
| 词汇 | Schmidt |
| 词根词缀 | Online Etymology Dictionary Schmidt n. type of astronomical telescope lens used for photography, 1939, from Estonian-born German optician Bernhard Voldemar Schmidt (1879-1935), who invented it. |
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