A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 5905-01-577-1575
NSN 5930-01-377-1421
NSN 2925-01-501-1104
NSN 5999-01-485-5098
NSN 6240-00-987-0977
NSN 5950-01-297-1961
NSN 6105-01-497-7307
NSN 5999-01-410-7802
NSN 5950-00-539-7635
NSN 4140-01-089-9724
NSN 5930-00-954-6672
NSN 6220-01-113-7501