A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 6150-01-193-1799
NSN 5930-01-090-6985
NSN 5998-01-284-0041
NSN 4140-01-203-4087
NSN 5930-01-549-2061
NSN 6240-00-843-0698
NSN 6610-00-377-7956
NSN 5925-00-222-8263
NSN 5905-00-299-0402
NSN 2925-00-753-8598
NSN 5960-00-832-8449
NSN 5925-01-374-5211