Paint with light using your smartphone or tablet
FILE & VIDEO
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Jon is a professional photographer and writer. He also provides one-to-one and small-group tuition in both digital SLR and Photoshop image-editing skills.
If you leave a camera’s shutter open for longer than normal, any light source that moves will become a continuous streak, rather than a static point of brightness. You can use this to ‘paint’ light onto a subject, or even shine the
