schematics for a laser focusing array, aka schematics for a laser focusing array, schematics, laser, and laser focusing array
Instructions for creating a device that will emit light and focus it into a powerful laser beam.
It tells you how to make a laser focusing array with the following components:
5 - rubies
2 - class III lasers
3 - microprocessors
Making this would take some familiarity with craft, some familiarity with pistols, and decent familiarity with brains.
In the upper right corner is a note: 'First discovered by Dr. Zaylin.'
It weighs about 100 grams. It is a electromechanical schematic. You think it might fetch about $2 on the market.