A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 5905-01-056-1148
NSN 4140-00-529-0844
NSN 2925-01-463-8856
NSN 6620-01-568-7140
NSN 5999-00-361-8573
NSN 6620-01-152-3409
NSN 5996-01-506-1269
NSN 5975-00-627-2509
NSN 6145-01-449-0897
NSN 6150-00-497-6927
NSN 5930-01-123-9979
NSN 5999-01-089-5429