These opera glasses have elegant form and high quality optics. Our Binoculars will bring you three times closer to the action. Bright lenses for higher transparency in low-light conditions serve increased comfort.HQRP UV Radiation Meter: This meter shows you the level of UV radiation and helps you protect your eyes and skin from negative sunlight effect. The color of the meter changes from very light purple to dark purple depending on the intensity of the UV lighting. The darker the purple color is, the more intense is the UV lighing.