5 pack classic blue light blocking bifocal readers dssg1805 Average Lens width about 1 7/8

Lens width about 1 7/8 inches (48mm)

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

5 pack classic blue light blocking bifocal readers dssg1805 Average Lens width about 1 7/8Acrylic lens, plastic frame with spring hinges Block 98% blue light, serious color distortion Frame width about 5 1 2 inches (140mm) Lens width about 2 5 16 inches (59mm) Lens height about 1 5 8 inches (42mm) Bridge (DBL) about 9 16 inches (15mm) 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