A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 5965-01-113-7400
NSN 6685-01-441-1391
NSN 5950-01-269-0712
NSN 5999-00-443-5829
NSN 5990-00-814-9788
NSN 6650-01-027-1181
NSN 6645-00-833-0188
NSN 5996-00-680-9932
NSN 4140-01-413-9841
NSN 6645-01-172-6838
NSN 6130-00-989-7162
NSN 5925-00-833-6028