A transparent optical element having equal spherical diopter curvatures used to correct hyperopic (farsightedness) or myopic (nearsightedness) conditions of the eye.
Classification: Lenses, prisms, and mirrors, unmounted, nesoi
NSN 6645-01-361-8947
NSN 6150-01-567-0315
NSN 6240-01-512-1856
NSN 6220-01-434-6899
NSN 6685-00-802-0544
NSN 5920-01-049-1275
NSN 5998-01-430-2594
NSN 6105-01-113-7039
NSN 6240-00-383-7668
NSN 5999-00-789-7508
NSN 5835-00-905-7165
NSN 6135-01-091-6021