A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 5935-01-499-0576
NSN 5905-01-052-2965
NSN 6620-01-478-5500
NSN 6685-00-978-5069
NSN 6130-01-300-4801
NSN 5950-01-523-0937
NSN 6130-01-644-1979
NSN 6135-01-387-0754
NSN 5950-00-401-7396
NSN 5835-01-485-0210
NSN 6685-00-436-7635
NSN 4140-00-022-1176