A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 5925-01-013-7119
NSN 5905-01-541-7209
NSN 6220-01-433-7039
NSN 6320-01-449-1014
NSN 5925-00-254-9416
NSN 6685-01-227-5134
NSN 5960-00-199-6034
NSN 6620-01-652-4349
NSN 5835-01-296-8146
NSN 5990-01-606-9305
NSN 5925-00-853-3832
NSN 6645-00-063-1996