If you are interested in reading more about laser tripwire security systems, check out this similar passcode-based system, this alarm system built into a toy, and this Arduino-based alarm system.

In the video above, MAKE Magazine shows how to create your own laser tripwire for just a few dollars worth of electronics equipment. If you want to get into the nitty-gritty, you may need some ...

Alarms & Monitoring Alarm Systems & Intrusion Detection Sensors & Detectors - Laser-based ...

LAS CRUCES, N.M.--LaserShield, developer of a plug-and-go instant security system, in April completed the acquisition of NextAlarm.com, an alarm monitoring and technology development company based in ...

Leading sensor manufacturer OPTEX has announced the roll out of its outdoor and high-resolution indoor laser sensor RLS-2020S, complementing its next-generation REDSCAN mini sensor that features a ...