Great visabilty when treating clients with Candela's PicoWay LTR and Skin Rejuvenation pico laser! These are the same laser safety eyewear that Lorenzo uses for his patients and during all of his classes. This specific model is used for protection of 532nm / 730 / 785 / 1064nm Candela PicoWay wavelengths. These laser safety glasses fit over most style of prescribed glasses. The white or black frames are constructed of durable nylon with soft touch finish. It comes in a variety models that will fit over most prescription style frames and they offer a universal fit that offer a wide field view. These lenses have superior optical clarity with virtually no distortion, while reducing eye fatigue and providing comfort for long periods of wear. Also new fram model will reduce cracking and have an extended lifespan!!