Do you know Pen with usb drive and laser pointer?
This means you can light the match in 200MW green, red, and laser pointer blue. Those that are irradiated and easily absorb infrared rays get hotter. So black is the best. Depending on the color, high powered laser can be difficult or easy to manufacture, so prices vary widely. Red is easy to manufacture and most commonly used, so even 200 megawatts cost around 17,000 yen. Green is almost the same, a little more expensive. Such devices are strictly controlled by laser-controlled areas. But, after all, it was the laser pointer I spent the most time with in the past month. It's a story, but if I quit this job, I might never touch a laser again. The most focused this month is laser pointer knowledge and personal computer knowledge. Not to mention the 10,000 megawatt laser pointer that I'm very proud of, but I also learned everything about laser pointer classification, output power and color of light. There may be output fraud on the Internet, like a 1000Mw laser pointer but it's written, it's really a 100mW laser pointer and it's attached to the suction, only. I also learned a lot about how to use the laser pointer.
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It can be seen even if it is very bright, but it is best to consider the brightness of the environment and the green 10MW. One thing that can go wrong when choosing a laser pointer is a purple (blue-purple) laser pointer with a wavelength of 405nm. You might think it's "blue" and buy it, but since the 405nm wavelength is purple, visibility is poor. It is not a demo level. Low output at 405 nm is very cheap. It's easy to get caught up in the cheapness, but the visibility is too poor to be used in demonstrations. In some malicious shops, the 405nm laser pointer is referred to as "blue Laser" or "blue laser". I don't want to put pressure on every finger, so I'll introduce some tips so you can enjoy the laser without worry. green laser pointer are very popular these days, especially among astronomers and astronomers. The green laser emits a beam with a wavelength of 532 nanometers, while the red laser emits a beam that measures 630 nanometers. As you may know, green light lasers are much more powerful and are generally classified as Class 3A lasers in the United States because they measure less than 5 milliwatts. However, be aware of label permissions. According to a 2013 test conducted by the National Institute of Standards and Technology (NIST), if 44 percent of the green and red laser beams tested -- a total of 122 laser tests -- did not meet federal safety standards, that's about 90 percent. More worryingly, nearly half of the test Pointers emitted beams that were twice as strong as the limit set by federal regulations.
2021-12-28 09:52:57
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