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DIY videos are also often posted on Internet video sharing sites like YouTube which explain how to make a high-power laser pointer using the diode from an optical disc burner. As the popularity of these devices increased, manufacturers began manufacturing similar high-powered pointers.
A brighter laser will be visible further; laser glasses and sensors can also assist. A turret design offers beams 360˚ coverage so you can work round a whole room. The best laser levels in 2022
Mounting new kitchen cabinets or hanging a few pictures? Keep your stuff level and straight with these tried-and-tested gadgets.
Anthony, born on August 20, 1992, [1] grew up in Goodfield, Illinois.Anthony began experimenting with lasers at the age of 12 after learning about them in school. After working for a summer to save for a video camera, he began to record his pyrotechnic experiments with his close friend Josh, and he began posting his experiments on YouTube in 2006.
A laser rangefinder, also known as a laser telemeter, is a rangefinder that uses a laser beam to determine the distance to an object. The most common form of laser rangefinder operates on the time of flight principle by sending a laser pulse in a narrow beam towards the object and measuring the time taken by the pulse to be reflected off the ...
On 25 August 2009, U.S. patent 7,580,533 was issued for a device that uses a laser beam and smoke or vapor to detect sound vibrations in free air ("Particulate Flow Detection Microphone based on a laser-photocell pair with a moving stream of smoke or vapor in the laser beam's path"). Sound pressure waves cause disturbances in the smoke that in ...