Achromatic lens: A lens which refracts light of most colours equally, i.e. corrected for blue and green light of the primaries.是什么意思_Achromatic lens: A lens which refracts light of most colours equally, i.e. corrected for blue and green light of the primaries.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句