AR Coating or Anti Reflective Coating is applied on the front as well as the back of your lenses as a series of special layers. These layers block certain wavelengths of light resulting in reduced reflections & clearer vision. It even helps the lens to become less reflective, which means everyone around can focus on your eyes directly (and not on the super imposed image that bounced off your lenses earlier).
Anti-reflective coating helps to:
Ward Off Glare
Impart Aesthetic Appeal
AR Coating is a protective coating designed to ward off glare. However, you’ll have to add UV Protective Coating on your lenses to block 100% UV light.
AR Coating helps to reduce eye strain due to glare however, if you’re someone who spends more than 3-4 hours every day on your digital screens, you’ll need to add extra protection of Blue Light Blocker Coating to your lenses.
Ideally, this coating should last for a year or two, more or less, depending upon your usage and the way you care for your lenses.