A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 5999-00-681-0587
NSN 5910-00-263-7884
NSN 6620-01-406-6840
NSN 2925-01-645-2128
NSN 6150-00-490-9346
NSN 7035-00-020-2227
NSN 5999-01-347-2273
NSN 5895-01-601-7821
NSN 6685-00-374-0482
NSN 5998-01-079-6324
NSN 5999-01-158-4530
NSN 2925-00-005-1618