Do you know Lytro Cameras? What do you think about it?
Lytro camera is a light field camera produced by Lytro, Inc.
Light field cameras can dramatically change photography.
"A light-field camera, also called a plenoptic camera, is a camera that uses a microlens array to capture 4D light field information about a scene. Such light field information can be used to improve the solution of computer graphics and computer vision-related problems.
One of features of a plenoptic camera include the refocusing: Users are able to refocus images after they are taken."
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