It will also be used in medical and police fields to check some skin tissues or fingerprints left at the scene, with wide application range and high practicability.
Brief introduction of purple light
Violet flashlight is a kind of flashlight that can emit ultraviolet rays. Many merchants claim that purple flashlights can detect fluorescent agents, and they mark them as a must-have in Ma Bao and exclusive for girls, saying that they can stay away from the threat of carcinogen fluorescent agents from now on, and promote their functions such as cosmetics detection and emerald amber identification.
Experts say that too much radiation will burn the skin. The whitening and brightening function of fluorescent agent is widely used in many fields such as textile, paper making, washing, etc. The relevant national standards also allow manufacturers to add fluorescent agent within the specified range. Purple flashlights with qualified parameters can really detect whether clothes, paper and other items contain fluorescent agents.
However, although purple flashlights can detect clothes, diapers and so on. It contains fluorescent agent, so it is impossible to judge whether its content exceeds the standard.