Hand Crank Flashlight
thingiverse
Hand crank flashlight is inspired from:https://www.thingiverse.com/thing:707997Added a gear for additional speed.Made handle to hold gears in place.Reflector is parabolic with LED at focus.I filled groves in reflector, sanded smooth, then applied aluminum foil.Motor used came from an old hair dryer.Works surprisingly well.
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