It’s always good to have back up. ActivShield is a coating on the Light Adjustable Lens™ (LAL®) that provides your eyes with additional protection from ambient UV-rays, on top of your UV-protective glasses. They play an important role in keeping your eyes from shifting between your scheduled light adjustments. But how exactly does this “magical” coating work? Watch as Dr. John Vukich goes deeper into the science behind ActivShield.
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