Harper Blue Light Readers - Onyx to Amber

Harper Eco-Process Blue Light Readers will keep eye strain and fatigue at bay with a premium blue light filtering lenses. The Blue Planet Blue Light Filtering Glasses are available in standard reading strengths: 1.50, 1.75, 2.00, 2.50. 

The lenses are built with Blue Light protective technology to prevent eye strain and other harmful effects from the light emitted by digital screens by filtering 40% or more blue light rays emitted by digital devices.