A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 4140-01-353-1579
NSN 6645-00-344-7558
NSN 4140-01-476-7871
NSN 5950-00-567-2580
NSN 6645-00-678-0914
NSN 5925-01-281-3041
NSN 5996-01-406-4035
NSN 5990-01-024-9659
NSN 6150-00-493-6720
NSN 6645-01-571-8578
NSN 5855-00-221-9435
NSN 6610-01-450-3998