| 单词 | apochromat |
| 释义 | apochromatic /ap-ə-krō-matˈik/ (physics and photography)adjective(of a lens, particularly a microscope objective) corrected for chromatic aberration for three wavelengths ORIGIN: Gr apo from, and chrōma, -atos colour apochroˈmat noun An apochromatic lens or instrument apochroˈmatism noun |
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