EYEKEEPER POLARIZED BIFOCAL SUNGLASSES - A crescent shape on the bottom part of the lenses have magnification

[EYEKEPPER CLIP-ON POLARIZED LENS SYSTEM] - The clip-on design quickly converts compatible readers into sunglasses whenever needed

Lens height about 1 5/8 inches (42mm)

Temple length about 5 11/16 inches (145mm)

Lens width about 2 3/16 inches(55mm)

Blue Light Filter Eyeglasses with Crystals LX19020-BB40 feed-color-Brown/Black/Blue EYEKEEPER POLARIZED BIFOCAL SUNGLASSES -Acrylic lens, metal frame with spring hinges Block 40% blue light, almost no color distortion Frame width about 5 1 14 inches (133mm) Lens width about 2 inches (51mm) Lens height about 1 1 2 inches (39mm) Bridge (DBL) about 9 16 inches (15mm) Temple length about 5 5 16 inches (135mm)