Tag Archives | visual light transmission

What are UV ultraviolet light and VLT visual light transmission?

There are three categories of UV light: UVA, UVB, and UVC. The primary source of UV light is the sun. Other sources include welding arcs, video display terminals, fluorescent lighting, and mercury vapor lamps. UV light is harmful because it can be absorbed by the eye. In large doses or through repeated exposure, it can lead to cataracts or permanent eye […]

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