How to Make a Laser Pen

How To : Make a laser pen from a DVD burner

In this Electronics video tutorial you will learn how to make a laser pen from a DVD burner. Take a DVD burner, remove all the screws from the bottom panel and remove the panel. Then remove the rest of the body cover as shown in the video. After this the laser will be revealed ...more

How To : Pot mod a green laser

Put the newspaper down on a work surface. Pick up the 5 MW green laser pen and unscrew the battery cap. Remove the batteries and put them and the battery cap aside. Hold the back of the laser pen with your left hand and the front of the laser pen with your right hand. Twist ...more

How To : Turn a laser into a burning laser

This video tutorial from Shooting Eggs demonstrates a hack that will allow you to convert a cheap 5 mW green laser pen into a 100 mW monster. Watch out, don't burn your carpet! Check out this hacking how-to and learn how to build your own high-powered laser on the cheap.

How To : Cheat on a test with an invisible piece of tape

If high school students spent as much time on studying as they tend to spend on looking for new ways to cheat, everyone in America would have straight A's. But, cheating is so much more fun than studying, isn't it? In this tutorial, learn how to make a foolproof cheat sheet u ...more

How To : Build a Laser Trip Wire Alarm System

Building a DIY Alarm System: The Concept So, you want to protect your property, or maybe a room, car, or even your backyard. The concept of an alarm system is to notify the "alarm administrator" that there is an intruder entering the previously designated boundaries. The trig ...more

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