A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 4140-00-057-1987
NSN 5905-00-333-9837
NSN 5895-01-319-0225
NSN 2925-01-037-5383
NSN 5855-00-156-4993
NSN 5990-00-875-4628
NSN 5895-00-552-9140
NSN 7035-00-327-0458
NSN 6650-00-086-1571
NSN 6135-01-414-8831
NSN 6240-01-303-6174
NSN 5895-01-218-4883