Why do some people say that laser pointers are deadly laser pointers？
As a kind of "toy", deadly are selling well in various shopping websites. Some stores advertised that laser pointers that only require a few button batteries can light cigarettes and firecrackers from a distance, and there are videos as evidence. After conducting a set of comparative experiments, it was found that what the laser pointer said about cigarette lighter was not false. Moreover, when the beam of the laser pointer accidentally slides over the surface of the human skin, it will cause a burning sensation. Obviously, it is not appropriate to treat the laser pointer as a "toy". The following editor will introduce to you the permanent eye damage caused by the laser pointer? Laser pointer hurts children’s eyes and becomes the first killer of children’s eyesight?
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Technology
If a laser pointer wants to have lethal strength, it must first be hot enough to burn human tissues. The laser of about 1KW can burn through a person's eyes to the brain in a certain period of time. Since it takes a certain amount of time, it means that the "killer" cannot leave quickly, and the person who was killed will not run away. The laser pointer is a very beautiful device. They point out the information in the speech and make the speaker look cool. Unfortunately, these pointers eventually fell into the hands of children. When children get together and there is something that can shine, they end up using it as a joke and pointing it in the eyes of others, or looking at the light themselves. The result is terrible.The high-energy laser contains this large amount of energy, which can generate heat and even burn objects. For example, the powerful laser owned by the US Navy can burn an aircraft in the sky.
2021-09-03 11:12:39
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