Medical Dictionary

achromatic lens


achromatic lens

noun

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
March 01, 2015
macaroni Hear it
Tube-shaped pasta or a fop or dandy
Take a 3-minute break and test your skills!
How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears