A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 6620-00-844-4363
NSN 6685-01-417-1807
NSN 6645-00-942-1039
NSN 5950-01-426-0735
NSN 6685-00-753-2896
NSN 6240-00-945-6120
NSN 6150-01-352-5926
NSN 5925-01-437-5725
NSN 4140-01-448-3132
NSN 6145-00-728-4026
NSN 5990-00-660-8885
NSN 5910-01-108-4443