4 Pack Square Blue Light Filter Readers UV2104 Magnification Strength:+3.00 Bridge (DBL) about 1/2 inches

Bridge (DBL) about 1/2 inches (13mm)

The frame for the most comfortable fit available today in addition to unparalleled durability

titanium and metal frame with spring hinges

and unmatched clarity to allow you to see more details

Lens Width: 4

4 Pack Square Blue Light Filter Readers UV2104 Magnification Strength:+3.00 Bridge (DBL) about 1/2 inchesAcrylic lens, plastic frame with spring hinges Block 40% blue light, almost no color distortion Frame width about 5 3 8 inches (136mm) Lens width about 17 8 inches (48mm) Lens height about 1 9 16 inches (39mm) Bridge(DBL) about 3 8 inches (10mm) Temple length about 5 1 2 inches (140mm)