Category Archives: Laser

Collimator

For my laser experiment I am using collimators from old laser printers and copie machines. Especially from copiers. A collimator is a device that narrows a beam of particles or waves. To “narrow” can mean either to cause the directions … Continue reading

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2D scanner, version 2

The first version of harware had serious problem- big geometrical distortion. So I added additional mirrors to lift laser beam. Also, I moved voice coils as near each other as I can. The finished scanner is much more smaller: I … Continue reading

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2D laser scanner, part 2

To test laser scanner from older post I am using very old Amiga software Lasermax. The Amiga computer itself is emulated with windows machine. And just for fun, here is some laser beam experiments in lobby. Laser beam from red … Continue reading

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2D laser scanner- mechanics

This real 2D scanner mechanics for laser beam. Not face ones with small DC motors, but real mirror system to form real image on some screen or fog. All you need some real good laser source (I’ve used burnig red … Continue reading

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old CO2 laser to cut … meat

We were recycling some medical equipment in 2008. And I found broken CO2 laser tube. So here is abridged translation of old article about laser tubes. BTW, after several years I bough hobby level CO2 laser for plastic and wood … Continue reading

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Laser burn

At last I repeated experiment from youtube about burning DVD laser. I dissasembled old DVDRW drive. I noticed small crack in laser diode, so I removed the glass. As open laser is very prone to external damage, keep it from … Continue reading

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