Light painting

Hubertus-Chapel in Germany / Example of light painting technique using LED lights to selectively illuminate

Visualization of circularly polarized radio waves using wearable computing and computational light painting: this visual effect was used for a full-page ad in Impulse Magazine, GFDL, Steve Mann, 1985

Light painting, or light drawing, is a photographic technique in which exposures are made by moving a hand-held light source while taking a long exposure photograph, either to illuminate a subject or to shine a point of light directly at the camera, or by moving the camera itself during exposure The technique is used for both scientific and artistic purposes, as well as in commercial photography..

单词	Light graffiti
释义	Light graffiti 英语百科 Light painting Light painting, or light drawing, is a photographic technique in which exposures are made by moving a hand-held light source while taking a long exposure photograph, either to illuminate a subject or to shine a point of light directly at the camera, or by moving the camera itself during exposure The technique is used for both scientific and artistic purposes, as well as in commercial photography..
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Light graffiti

Light painting