Do you use digital devices most of the day? Foster Grant Kramer e.Readers combine reading glass magnification with patented lens coating technology that filters 30% of potentially harmful blue light. Foster Grant e.Readers also help reduce screen glare, improve contrast and are scratch-resistant. Potentially harmful blue light refers to the 415-455 nanometer range of the visible light spectrum. The percentage represents the average amount of potentially harmful blue light filtered at 5 nanometer increments in this range. Covered under U.S. Pat. No. 8,360,574. Other U.S. and foreign patents pending.
Foster Grant Kramer e.Readers combine reading glass magnification with patented lens coating technology that filters 30% of potentially harmful blue light
Foster Grant e.Readers help reduce screen glare, improve contrast and are scratch-resistant
The lenses come in a range of magnification strengths to meet your particular reading needs
Power +2.50