A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 4140-00-688-7522
NSN 6610-01-633-8931
NSN 6620-00-555-3992
NSN 5855-00-087-3144
NSN 5945-01-364-8496
NSN 2925-00-101-7972
NSN 5905-00-689-8761
NSN 5999-01-559-4665
NSN 5905-01-551-1163
NSN 6240-00-241-9703
NSN 6145-01-310-8597
NSN 5999-01-198-4683