An invisible band of radiation with wavelengths from 400 to 10 nm, ultraviolet (UV) light starts at the end of visible light and ends at the beginning of X-rays. The primary source of ultraviolet ...

In addition to UV protection filters, other types include UV neutral density filters, UV rejection filters, UV bandpass filters, UV interference filters, UV cold mirrors, hot mirrors, and UV Dichroic ...

In some people that are photosensitive, UV light from sunlight and indoor light sources can trigger a lupus flare. In addition to sunlight, ultraviolet rays are also given off by several different ...