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Gummy Bears and Lasers!
How to Create Laser Art with A Digital Camera
Pocket laser show mod
Do It Yourself Lab Ware
Changing Refraction Due to Color through Gelatin
LED Light Pen Adapter, Red & White LED. I made in at TechShop
Control your computer using a laser or IR pen.
pen out of ink put a laser in it
Posted:Jul 23, 2009
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