Nose Bridge (DBL): 3/4 inches (19mm)

plastic frame without spring hinges

Lens Width: 2 1/16 inches (53mm)

and unmatched clarity to allow you to see more details

Bridge (DBL) about 3/4 inches (19mm)

4 Pack Chic Bifocal Reading Sunglasses SBR2034 Magnification Strength:+2.50 Nose Bridge (DBL): 3/4 inchesPlastic frame with spring hinges Frame width about 5 5 16 inches (135mm) Lens width about 1 7 8 inches (47mm) Lens height about 1 9 16 inches (39mm) Bridge(DBL) about 1 2 inches (12mm) 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 distance viewing.