Accord with ANSI Z80

Lens height about 1 5/8 inches (42mm)

Bridge(DBL) about 1/2 inches (13mm)

Bridge (DBL) about 1/2 inches (13mm)

Bridge (DBL) about 7/16 inches (12mm)

Cat-eye Stylish Bifocal Reading Sunglasses S033 Color:Black Red Tortoise Accord with ANSI Z80Acrylic lens, plastic frame without spring hinges Frame width about 5 11 16 inches (145mm) Lens width about 2 1 8 inches (56mm) Lens height about 1 3 4 inches (45mm) Bridge (DBL) about 3 8 inches (10mm) Temple length about 5 5 16 inches (135mm) 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