eliminating the risk of screws falling out

Lens width about 2 inches (50mm)

TR90 and rubber frame without spring hinges

Frame width about 5 5/8 inches (142mm)

Frame width: 5 1/4 inches (133mm)

4 Pack Square Progressive Multifocus Reading Glasses M2105 feed-color-Purple eliminating the risk of screwsAcrylic lens, plastic frame with spring hinges Frame width about 5 1 2 inches (140mm) Lens width about 1 3 4 inches (44mm) Lens height about 1 7 16 inches (37mm) Bridge(DBL) about 1 2 inches (12mm) Temple length about 5 5 16 inches (135mm) EYEKEEPER ONLINE PROGRESSIVE MULTIFOCUS GLASSES 5 layer anti reflective coating to minimize glare from screens and fluorescent lighting. Not only for looking far, but also for computer and looking close. (up degree