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achromatic lens

noun

Definition of achromatic lens

: a lens made by combining lenses of different glasses having different focal powers so that the light emerging from the lens forms an image practically free of chromatic aberration

Illustration of achromatic lens

Illustration of achromatic lens

achromatic lens: A light source, B crown glass, C flint glass, D corrected wavelength focal point

First Known Use of achromatic lens

1796, in the meaning defined above

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More Definitions for achromatic lens

achromatic lens

noun

Medical Definition of achromatic lens

: a compound lens made by combining lenses of different glasses (as flint glass and crown glass) with different focal powers so that the light emerging from the lens forms an image almost free from unwanted colors

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