What is Light Painting and How Does it Work?
Things You Will Need
A camera with manual settings and bulb (B) mode.
A sturdy tripod.
A shutter release cable with locking mechanism or remote with timer function.
A light source of some kind. This could be a flashlight, an LED, a neon glow stick, even a flash unit.
A dark environment. You can work indoors in a room with all the lights turned out and windows blocked, or you can work outdoors at nighttime.
Examples of What You Can Do