Laser

DIY Laser Projector DIY Laser Projector Built with Arduino and Hard Drive Case

An impressive persistence of vision laser projector built using an Arduino and a hard drive…

Laser Diode Driver Circuit Design Laser Diode Driver Circuit Design

In this tutorial, we will show you how to connect a Laser diode in an electronic circuit. In comparison to LED’s light, Laser…

Laser Security Alarm Circuit using IC 555 and LM358 Laser Security Alarm Circuit

Security is main concern for various buildings, houses and offices. There are a variety of security alarms available in market…