A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 5975-01-383-4054
NSN 6685-00-258-9191
NSN 5925-01-519-9251
NSN 6240-00-691-1397
NSN 6620-01-659-1256
NSN 5996-01-040-9680
NSN 5835-01-492-4318
NSN 5975-01-114-1519
NSN 5950-01-227-2466
NSN 5855-00-951-6483
NSN 5999-00-596-8745
NSN 5855-00-560-0110