Associations to the word «Aplanatic»
Wiktionary
APLANATIC, adjective. (optics) (of an optical system) Free from, or corrected for, spherical aberration and chromatic aberration
Dictionary definition
APLANATIC, adjective. Free from or corrected for spherical aberration; "an aplanatic mirror".
Wise words
Words may show a man's wit but actions his meaning.