Lenses: Acrylic

Lens width about 2 3/16 inches (15mm)

Temple length about 5 1/2 inches (140mm)

almost no color distortion

you have no risk to try

Thick Frame Trendy Style Bifocal Reading Glasses BR9110 Color:Tortoise Lenses: AcrylicPolycarbonate lens, plastic frame with spring hinges Frame width about 5 7 16 inches (138mm) Lens width about 1 7 8 inches (48mm) Lens height about 1 5 8 inches (41mm) Bridge(DBL) about 9 16 inches (14mm) Temple length about 5 7 16 inches (138mm) 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