First you need to buy or find the materials. All are avaliable on Amazon.com. 1 x automotive backup camera (avaliable at http://www.amazon.com/Koolertron-License-Plate-Backup-Camera/dp/B0049LBJ56/ref=sr_1_1?s=automotive&ie=UTF8&qid=1338242181&sr=1-1) $13.1 1 x automotive backup monitor (avaliable ...
This project diagrams the build of cheap but effective night-vision "goggles" elsewhere sold at twice the price. These pick up near-infrared light emmited from a bunch of IR LEDS. All the parts can be bought from Amazon.com for about $50, minus the enclosure. This thing is great for campouts, hunting, party tricks, night paintball and much more.
Sorry, but I do not have any pictures of the real thing, as it broke in a 20 foot fall out of my window. Suprisingly, the camera and LEDs survived, but the monitor and box did not.
This is a submission to the "Make it Real" and "Spy" contests.