Bridge(DBL) about 9/16 inch (15mm)

Lens height about 1 3/8 inches(35mm)

Temple length about 5 3/8 inches (137mm)

Frame width about 5 1/2 inches (140mm)

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

4 Pack Artistic Bifocal Reading Glasses Oval Design Readers BR2128 Magnification Strength:+3.00 Bridge(DBL) about 9/16 inch (15mm)Acrylic lens,plastic frame with spring hinges Frame width about 5 13 16 inches (147mm) Lens width about 2 1 16 inches (52mm) Lens height about 1 1 2 inches (38mm) Bridge (DBL) about 9 16 inches (14mm) Temple length about 5 9 16 inches (142mm) 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