In physics, of course, the principal application of lasers has been to enable extremely precise measurements, and this can be extended to household applications, as well. With a laser pointer and ...

YouTuber and inventor Styropyro has built and tested a 250-watt handheld laser device. The system is roughly 50,000 times ...

The next uses a large pipe end cap and a drilled-out piece of wood to create a more manageable measuring tool ... sized adapters to fit a variety of laser pointers.

iPin was the first company to use the iPhone’s headphone jack as an accessory port for a compact laser pointer ... your smartphone into a full-on laser measure. Based on the company’s ...

Low-cost apparatus designed by National Institute of Standards and Technology (NIST) researchers to quickly and accurately measure the properties of handheld laser devices has shown that nearly 90 ...

Laser pointers are designed to be free and to be ... too dim than experts who both know the regulations and are able to measure laser power accurately. Both the US FDA and the EU are trying ...

I am measuring the length of sharks from digital images using laser photogrammetry. Laser photogrammetry is a technique that combines underwater photography with laser pointers all mounted on a ...

By detecting obstacles and measuring distances through light pulses ... Petit says a simple $60 "off the shelf" setup including a laser pointer and pulse generator -- or Raspberry Pi, should ...

Late last year, the research team purchased three low-cost green laser pointers advertised to have a power output of 10 milliwatts (mW). Measurements showed that one unit emitted dim green light ...

China has achieved a milestone feat, making the first-ever laser ranging measurement from Earth to the moon during the daytime.