A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 4140-01-021-2380
NSN 5950-01-526-2242
NSN 5998-01-340-3682
NSN 2925-01-467-1192
NSN 5975-01-430-7136
NSN 5915-00-470-8882
NSN 5895-01-620-6054
NSN 6320-00-313-9114
NSN 5915-00-597-2369
NSN 5905-01-569-4479
NSN 5895-00-785-1966
NSN 6220-01-500-2188