Fitover Glasses Blue Light Blocking Half-rim Computer Eyeglasses DSXM1803-A Color:Tortoise Frame width about 6 1/16

Frame width about 6 1/16 inches (154mm)

Head size: Narrow To Medium

Frame width about 5 5/16 inches inches (134mm)

The lenses do not block blue color of online test for color filtering properties

Transparent lenses with coating

Fitover Glasses Blue Light Blocking Half-rim Computer Eyeglasses DSXM1803-A Color:Tortoise Frame width about 6 1/16Acrylic lens, TR90 frame without spring hinges Block 100% blue light, serious color distortion Frame width about 5 15 16 inches (150mm) Lens width about 2 1 4 inches (58mm) Lens height about 1 9 16 inches (39mm) Bridge (DBL) about 1 2 inches (13mm) Temple length about 5 11 16 inches (145mm)