A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 6650-01-241-6892
NSN 5960-01-406-9467
NSN 2925-01-389-1683
NSN 5920-00-421-7546
NSN 7035-01-649-4042
NSN 6620-00-925-8435
NSN 6650-01-399-0628
NSN 6130-00-421-0106
NSN 5975-01-601-8786
NSN 4140-00-453-5753
NSN 5855-00-058-1293
NSN 5935-01-440-3059