A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 5915-01-502-7550
NSN 5950-01-381-2280
NSN 6130-00-541-8468
NSN 6620-01-417-8110
NSN 5998-01-203-7402
NSN 5910-01-151-1441
NSN 4140-01-528-2378
NSN 5930-00-938-6719
NSN 5855-01-052-4956
NSN 6240-01-358-7127
NSN 5905-00-489-2260
NSN 5905-01-004-4312