DIY Long Distance Laser Telescope Does Some Damage

Here’s a DIY laser rifle which can explode a balloon at around 150 feet (45 meters) as well as some angry chemicals at a similar distance. Since there are plenty of videos of lasers doing that at around a meter, why shouldn’t doing so farther away be easy? Despite what many expect, laser beams don’t remain as straight lines forever. All light diverges over a distance. This makes it hard to create a laser which can do damage from more than around a meter and is why most demonstrations on YouTube are that distance or less.

[Styropyro’s] handheld, DIY laser …read more

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Chinese Laser AK-47: Myth Or Reality?

 

Chinese company ZKZM Laser has produced the ZKZM-500 laser assault rifle which people are calling the Chinese AK-47 because of its similar size, weighing in at three kilos (6.6 lbs). Claims of its capabilities, however, are being disputed.

The South China Morning Post writes that the company claims the laser to:

  • be powered by a rechargeable lithium battery back,
  • have a range of 800 meters (0.5 miles),
  • have a beam that is invisible to the eye,
  • be able to fire 1000 “shots”, each no longer than two seconds,
  • be able to burn human flesh if held in place long

…read more

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