A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 6620-00-920-1671
NSN 6145-00-532-6341
NSN 6110-00-133-1206
NSN 5920-01-487-8597
NSN 5905-00-794-6350
NSN 5960-00-600-7370
NSN 7035-00-834-2090
NSN 6135-01-516-4638
NSN 5945-01-532-6285
NSN 6130-01-209-6268
NSN 6150-00-445-5438
NSN 6220-01-117-6652