Lens height about 1 3/16 inches (29mm)

If the both side of the lenses have the protective film

Simply choose different strengths for your right eye and left eye

EYEKEEPER BIFOCAL GLASSES - A crescent shape on the bottom part of the lenses have magnification

Lens width about 2 1/8 inches (53mm)

Full-rim Blue Light Filter Eyeglasses LX19043-BB40 feed-color-Brown/Gold/Purple Lens height about 1 3/16Acrylic lens, metal frame with spring hinges Block 40% blue light, almost no color distortion Frame width about 5 5 16 inches (135mm) Lens width about 2 1 8 inches (54mm) Lens height about 1 11 16 inches (43mm) Bridge (DBL) about 1 2 inches (13mm) Temple length about 5 5 16 inches (135mm)