What is Digital Blue?
Digital Blue is a quality coating developed by to block blue-violet light. All Digital Blue lenses come complete with a quality anti-reflective coating and quality hard coating by Essilor.
Performance lasts the life of the prescription and comes with 3 year warranty as standard. This means that the lens will protect from blue light radiation throughout the life time of the lens. But, if anything goes wrong with the lens, in 3 years, you are covered with a warranty. Blue Light is an increasing health risk due to the increased use of screens in our day to day life.