A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 6685-01-152-2846
NSN 5996-01-233-5752
NSN 5895-01-113-7224
NSN 6645-00-009-8811
NSN 6150-01-088-7643
NSN 4140-01-044-6064
NSN 5950-00-028-4118
NSN 5930-01-374-0700
NSN 6130-00-826-8284
NSN 5975-01-447-4060
NSN 5985-01-365-0188
NSN 5950-01-651-1992