block 60% within 460nm

Bridge (DBL) about 3/5 inches (16mm)

Frame width about 5 5/8 inches (142

Frame Height:4

Lens height: 1 9/16 inches (39mm)

4 Pack Polygon Retro Bifocal Reading Glasses Edgy Readers BR2129 Magnification Strength:+2.50 block 60% within 460nmAcrylic lens, plastic frame with spring hinges Frame width about 5 3 4 inches (146mm) Lens width about 2 1 16 inches (52mm) Lens height about 1 9 16 inches (39mm) Bridge (DBL) about 1 2 inches (13mm) Temple length about 5 1 2 inches (140mm) 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 lenses have no magnification,which is for distance