Achromatic-lens Sentence Examples

achromatic-lens
  • A similar argument may be applied to find at what point an achromatic lens becomes sensibly superior to a single one.

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  • If not, the substitution of an achromatic lens will be of no advantage.

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  • Calculation shows that, if the aperture be s in., an achromatic lens has no sensible advantage if the focal length be greater than about II in.

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