Powerful laser pointer with battery
The laser pointer consists of a doubled IR pump frequency called a diode-pumped solid-state laser, which usually produces red, green, blue, and violet light beams with higher visible light power, usually up to 300 mW. The original laser pointer has certain safety hazards. If it is pointed at the skin or eyes, it will be very dangerous and cause serious damage. Be careful when using it. A laser pointer was introduced to take advantage of low-power laser tools used daily. 301 is not the only laser pointer on the market that allows you to identify celestial bodies in the night sky. Keep in mind that some of these features are very powerful, so you need to be careful when using them. It also comes with a charger, which is very convenient and saves you from using a lot of different batteries. This is a cheap option, but it is as good as any other product you find on the market now. Make sure you get one that includes a charger and battery, otherwise you will end up spending a fortune on the battery, because it does consume some power. Some models of laser pointers I have seen use USB ports and USB receivers, but this usually only comes with a wall charger and a battery.
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The laser pointer is not a toy! In the fall of 1996, the class was taken to an elementary school district in Wisconsin. A 16-year-old girl was used as a prank high powered laser pointer beam to illuminate her eyes. She experienced two brief exposures, one time while performing the pom pom program, and the other time while walking in the hallway. She reported these incidents to her parents and added that after the first contact, everything looked green; after a second, her right eye was temporarily invisible. Laser experts agree that temporary visual effects are possible and should be addressed. These effects are called glare, flash blindness, and afterimages. Although scientists have slightly different definitions of these terms, they all refer to interruptions in vision that last only a few seconds or minutes. The Laser Institute of America received a report in which a bus driver was frightened by exposure to a laser pointer, causing a traffic accident.
2021-11-29 12:36:04
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