单词 | achromatic lens |
释义 | achromatic lens (once / 223006 pages) n WORD FAMILY achromatic lens USAGE EXAMPLESA similar argument may be applied to find at what point an achromatic lens becomes sensibly superior to a single one. Various, Encyclopaedia Britannica, 11th Edit...(2010) It was this accuracy of convergence of the light which led Dr. Draper to prefer the mirror to the achromatic lens. Various, The Atlantic Monthly, Volume 12, No...(2010) The eye-piece consists of a single achromatic lens, whose focal length is about two inches. Michelson, Albert A., Experimental Determination of the V...(2010) n a compound lens system that forms an image free from chromatic aberration Hyper compound lens a lens system consisting of two or more lenses on the same axis |
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