英语词汇“kellner eyepiece”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	kellner eyepiece
释义	Kellner eyepiece Kellner eyepiece (kel -ner) See eyepiece. Kellner eyepiece [′kel·nər ′ī‚pēs] (optics) A Ramsden eyepiece with an achromatic eye lens.
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Kellner eyepiece