We can use them to cut things, create laser light shows, and also as a rangefinder. [Ignas] wrote in to tell us about [Berryjam’s] AMAZING write-up on creating an Arduino based laser rangefinder.

Posted in Arduino Hacks Tagged arduino, hackaday.io, laser, range finder, sf02, sf02/f ← Teach An ATTiny 85 To Swear Bluetooth Thermometer Minds Your Meats → ...

In this project, we create a joystick-controlled laser by connecting two servos to a joystick and using this setup as a pan-and-tilt controller for a laser pointer.

The YouTube channel DIY Builder has published and created a DIY Arduino laser engraver which is powered by an Arduino Nano development board and is fitted with a 200-250mW 650nm Laser Module ...

To that end La Fabrique DIY has built an automated system powered by an Arduino to endlessly toy with the feline in your life.

Jon Bumstead has created an awesome Arduino powered 13 note midi harp after receiving funding from the optics group Spectra at Washington University in Saint Louis.

Laser cutters are great DIY tools, but they're pretty expensive. If you'd prefer to build your own, Instructables user SilverJimny shows you how using an Arduino.

The laser tower is glued to an Arduino board and attached to a laser module, all enclosed in an old Altoids box. The tower is composed of two SG90 micro servos, attached to a pan / tilt camera ...

How to create a simple laser trip wire alarm, taken from theArduino Project Handbook: 25 Practical Projects to Get You Started.