(3-A, 3-A', 3-B, 3-B', 3-C, 3-C', 3-D, 3-D') of different thickness in each case and by a support element (1; 2, 1A-1D) for holding the discs, it being possible before a lens or an eyeglass is subjected to the edging process for its central thickness after the ...
Suitable for prescriptions of SPH (-5 to +4) and CYL (+/- 2). Polycarbonate lenses 1.59: These lenses are thinner and lighter than conventional plastic eyeglass lenses. Polycarbonate lenses are up to 10 times more impact-resistant than regular plastic lenses thereby making these lenses an exce...
(3-A, 3-A', 3-B, 3-B', 3-C, 3-C', 3-D, 3-D') of different thickness in each case and by a support element (1; 2, 1A-1D) for holding the discs, it being possible before a lens or an eyeglass is subjected to the edging process for its central thickness after the ...