lightweight blue light blocking bifocal readers dssg1804 Magnification Strength:+3.00 Lens height about 1 7/8

Lens height about 1 7/8 inches (47mm)

Die polarisierten TAC-Gläser bieten UV400-Schutz und reduzieren Reflexionen von hellen Oberflächen für klareres und komfortableres Sehen im Freien

Lens height about 1 1/8 inches(28mm)

Frame width about 5 7/16 inches (138mm)

Plastic frame

lightweight blue light blocking bifocal readers dssg1804 Magnification Strength:+3.00 Lens height about 1 7/8Acrylic lens, metal frame with spring hinges Block 98% blue light, serious color distortion Frame width about 5 11 16 inches (145mm) Lens width about 2 5 16 inches (58mm) Lens height about 1 15 16 inches (49mm) Bridge (DBL) about 1 2 inches (13mm) Temple length about 5 1 8 inches (130mm) EYEKEEPER BIFOCAL GLASSES A crescent shape on the bottom part of the lenses have magnification, which is for reading and close up work. And the other parts of the