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field-lens的英文翻譯是什麼意思，詞典釋義與在線翻譯：
英英釋義
名詞 field lens:
-
the lens that is farthest from the eye in an optical device with more than one lens
field-lens的用法和樣例：
例句
用作名詞 (n.)
- Objectives which consist only of one lens can be used for visual and photographic observations.
由單透鏡組成的物鏡可作目視和照相觀測用。 - Which shows that the hybrid refractive-diffractive lens can effectively eliminate the aberrance of a telephoto lens with lower weight and simple structure.
結果表明，利用折衍混合能有效地校正長焦物鏡的像差，極大地降低系統的重量和複雜程度，不失為長焦物鏡設計的一條有效途徑。
