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erecting lens
释义
erecting lens
erecting lens
[
i′rek·tiŋ ‚lenz
]
(optics)
An eyepiece sometimes used in Kepler telescopes that consists of four lenses and provides an erect image, which is more convenient for viewing terrestrial objects than the inverted image provided by simpler eyepieces.
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更新时间:2025/10/9 13:25:19