Light painting is the process of manually lighting a photo during a long exposure, often using a torch or small LED lights. There are two types of light painting photography. One is where you shine the light onto your subject, I have covered this previously in How to use light painting for flower photography. In this article, we'll look at how to do light painting where you use the light source as the actual subject of the photo, painting the light into the air.
Painting the City by StandUPP on flickr (licensed CC-BY)
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