Anastigmatic
(a.) Not astigmatic; -- said esp. of a lens system which consists of a converging lens and a diverging lens of equal and opposite astigmatism but different focal lengths, and sensibly free from astigmatism.
Similar Words:
Anastaltic Anastate Anastatic Anastigmatic Anastomose Anastomoses Anastomosing Anastomosis Anastomotic Anastomozed