A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 5920-01-186-0963
NSN 6105-01-428-9648
NSN 6685-00-222-8216
NSN 5930-00-558-5800
NSN 5960-01-266-7564
NSN 7035-01-633-9537
NSN 6685-00-489-4332
NSN 6650-00-103-9379
NSN 6110-01-473-3227
NSN 5975-00-678-5958
NSN 5975-00-252-2777
NSN 5920-01-094-4327