5 pack chic oval blue light filter reading glasses uvr071 Magnification Strength:+0.75 block 42% within 490nm

block 42% within 490nm

Frame width about 5 3/8 inche (137mm)

Lens height about 1 1/8 inches (29mm)

BLOCKING OVER 30% BLUE LIGHT - Blue light blocking technology naturally blocks out the recommended 30% of blue light rays: do not settle

5 pack chic oval blue light filter reading glasses uvr071 Magnification Strength:+0.75 block 42% within 490nmAcrylic lens, plastic frame with spring hinge Block 40% blue light, almost no color distortion Frame width about 55 16 inches (135mm) Lens width about 17 8 inches (47mm) Lens height about 11 2 inches (38mm) Bridge (DBL) about 9 16 inches (15mm) Temple length about 55 16 inches (135mm)