New Authentic CHANEL Blue Light Filter glasses CH3438SA c.501/SB, black with gold heart logo. Serial number etched on lens. May be also used as RX eyeglasses by replacing lens. Lenses are only blue light filter and do not have prescription. CHANEL case, cleaning cloth and booklet is included Lens width: 54 mm Bridge width: 17 mm Temple length: 140 mm #designer #glasses