The QN70F offers Wide Viewing Angle, as well as Adaptive Picture technology to optimize your picture with a lighting system that automatically senses, reacts, and adjusts to the brightness of the space you're in. Starting with our QN90F, you’ll gain Wide Viewing Angle and Glare Free technology to provide you with wider viewing angles, enhanced color, and minimized glare to help you enjoy shows without distractions. ~ Samsung Specialist