TR90 Half Rim Rectangle Bifocal Reading Sunglasses SG901 Color:Black Bridge (DBL) about 11/16 (18mm)

Bridge (DBL) about 11/16 (18mm)

Frame width about 5 1/2 inches (139 mm)

Bridge (DBL) about 7/16 inches (12mm)

Lens height about 1 11/16 inches  (42mm)

20% color distortion

TR90 Half Rim Rectangle Bifocal Reading Sunglasses SG901 Color:Black Bridge (DBL) about 11/16 (18mm)TR90 and rubber frame without spring hinges Frame width about 5 1 2 inches (140mm) Lens width about 2 7 16 inches (62mm) Lens height about 1 9 16 inches (40mm) Bridge (DBL) about 3 8 inches (10mm) Temple length about 4 15 16 inches (125mm) EYEKEEPER BIFOCAL SUNGLASSES 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 lenses have no magnification, which is for