A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 6645-01-311-0492
NSN 5945-00-458-7301
NSN 5975-00-552-1764
NSN 6685-01-209-2103
NSN 5965-01-550-7505
NSN 6620-00-826-7238
NSN 6320-00-270-8222
NSN 6130-01-558-2148
NSN 5920-01-067-4897
NSN 2925-01-364-7926
NSN 5990-00-965-0495
NSN 5945-01-096-6188