A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 5990-01-443-2931
NSN 6320-01-157-4400
NSN 5998-01-304-2309
NSN 5855-01-107-5925
NSN 6135-01-022-5427
NSN 5855-01-236-9645
NSN 6220-01-161-8014
NSN 5998-01-473-2867
NSN 5905-00-156-1627
NSN 5975-00-905-5194
NSN 4140-00-761-7761
NSN 5905-01-049-3140