11:52 am September 9, 2014 By Julian Horsey If you have ever wanted to create your very own laser tripwire grid like in the movies to protect your valuables possessions, buildings or outhouses.

PITTSBURGH, May 17, 2024 /PRNewswire/ -- "I wanted to create a new laser projection device that would project a set of grid lines with uniform and calibrated spacing within a room or work area ...