aplanatic

(ap′lə nat′ik)

adjective

Optics corrected for spherical aberration and coma: said of a lens

Origin: < Gr aplanētos, unerring < a-, not + planan: see planet

See aplanatic in American Heritage Dictionary 4

adjective

Of or relating to optical systems that correct for spherical aberration.

Origin:

Origin: From a-¹

Origin: + Greek planāsthai, to wander; see pelə-² in Indo-European roots

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