Blue Light Blocking Glasses for Computer - Finn Color:Tortoise by reducing your exposure to

by reducing your exposure to blue light in the evenings

Protect Your Vision in Style

The built-in memory function automatically resumes your last brightness setting

FASHION UNIQUE DESIGN – There are several colors available for this round style sunglasses: black

Blue Light Blocking Glasses for Computer - Finn Color:Tortoise by reducing your exposure toWhat is blue light? Blue light has a very short wavelength, and so produces a higher amount of energy. Studies suggest that, over time, exposure to the blue end of the light spectrum could cause serious long term damage to your eyes. "Nearly 70% of people experience digital eye strain due to prolonged use of electronic devices." The Vision Council. Teddith Blue Blocker Lenses are virtually clear lenses made with a special blue light blocking polymer