anastigmatic

[ an-uh-stig-mat-ik, a-nas-tig- ]

adjective

, Optics.

1. (of a lens) not having astigmatism; forming point images of a point object located off the axis of the lens; stigmatic.

anastigmatic

/ ˌænəstɪɡˈmætɪk /

adjective

1. (of a lens or optical device) not astigmatic Alsostigˈmatic

Word History and Origins

Origin of anastigmatic¹

First recorded in 1885–90; an- ¹ + astigmatic