@@ -1,1 +1,1 @@ - +One of the most frequent questions from students is "How far can a laser pointer go?". A 1W blue laser could easily cover as far as 450 miles and is ideal for presentations. The beam can be aimed in many directions, including towards moving vehicles. However, a powerful laser may extend its beam to the point that it is unable to be seen from the vehicle. In these instances the use of a laser with a higher power can be used.<br><br>The power of lasers in an object varies. A green laser of 200mW could be observed from a mile away. A 1000mW red laser can be seen from 10 miles away. Some lasers have a shorter distance. According to ScienceDaily.com the world's largest laser measures 270 kilometers. It is important to note that a projectile, also known as a laser within space will continue to produce light as long as it hits something. The green laser however will only show a small space across the space.<br><br>If you're worried about safety, you might want to choose an laser pointer that is green. It's as bright as 100-watt light bulbs from three feet away however, it's brighter than the quarter moon when you look up from 40, 000 feet. The [http://kbbl9c_zx_rw2_cx5a3mn-9rw.3pco.ourwebpicvip.com823@www.telecom.uu.ru/?a%5B%5D=%3Ca+href%3Dhttps%3A%2F%2Fwww.laserpointerstore.com%2Fcollections%2F485nm-laser%2F%3Elaser+pointer+safety+glasses%3C%2Fa%3E%3Cmeta+http-equiv%3Drefresh+content%3D0%3Burl%3Dhttps%3A%2F%2Fwww.laserpointerstore.com%2Fcollections%2Fgreen-lasers%2F+%2F%3E green safety glasses] laser pointer however, is not appropriate for use. You should always buy a reputable brand. If you're unsure then read the reviews and ask family and friends whether they've experienced any issues with these gadgets.<br><br>Although laser pointers can go far distances, their range is limited. This is because they can be too powerful in relation to the distance they reach. It is recommended to store them in a sealed housing to stop accidental spills. While you're there, be sure to look over the range that the laser can reach. It's a great way to protect yourself and avoid danger!<br><br>There are a variety of ways to determine the distance that a laser pointer can travel. The distance to the moon is 238 miles and you can find one that has a power of 5000mW. It's possible to use the 50mW laser, and it will work at least as far as it's intended to. Using a 5mW laser pointer can be dangerous and distracting.<br><br>Laser pointers are intended to operate at a lower power level. If you own a laser that is at a few thousand milliwatts, you can see it for up to one mile. If you're on aircraft, you might be impossible to observe the laser's pointer unless directed at your eyes. If you're in the remotest part of the world the light of a laser pointer can be seen from miles away.