For sale is a large collection of 30 professional, unpolished single vision lenses from the Lite Site brand. The items come from military or government stocks (hence the official supply number / NSN) and are absolute Brand new . Each glass is individually packaged and is in technically perfect condition. Made from high quality hard resin (CR-39 / organic glass), these lenses offer excellent low weight with maximum optical clarity. They are ideal for opticians, optics laboratories, export or as a material basis for glasses repairs and custom-made products. Excellent imaging properties, high wearing comfort due to weight reduction compared to real mineral glass The round raw lenses are uncut and intended for individual grinding, centering and fitting into any brim frames (full-rim, half-r.