The VSP Optics Group will launch Unity BluTech lenses this week at Vision Expo East. Infused with natural melanin and ocular lens pigments, the lenses protect the eyes from harmful, high-energy blue light. Blue light, the most harmful light that penetrates all the way to the back of the eye, is radiated by fluorescent and CFL light bulbs and the screens of computers, tablets, smartphones and televisions. Read more.
Read more about VSP Optics Group: http://opticalceu.blogspot.com/2012/03/vsp-optics-expanding-unity-line.html.
Essilor released a similar lens: http://opticalceu.blogspot.com/2013/02/new-lens-from-essilor-controls-emission.html.