- Acrylic lens, metal frame with spring hinges
- Block 98% blue light, serious color distortion
- Frame width about 5 11/16 inches (145mm)
- Lens width about 2 5/16 inches (58mm)
- Lens height about 1 15/16 inches (49mm)
- Bridge (DBL) about 1/2 inches (13mm)
- Temple length about 5 1/8 inches (130mm)
- 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 viewing.