Some crafty stuff going on here! Batteryless red dot.

[Waynetheman]

www.northeastshooters.com/vbulletin/threads/186226-Modified-my-red-dot-sight-for-fiber-optic-no-batteries!-pics-included

A guy replaced the Led from his red dot sight, with a piece of fiber optic and.... Battery less! Looks good, just gotta see if it's accurate.

 

[ez8]

thats kinda cool.
i think he stole the idea from the Acogs, but goes to show you they dont cost nearly 2 grand to make lol