A new experimental add-on for DSLRs brings Lytro-like refocus-able photos to any camera, and tosses in a few extra clever features for good measure. The KaleidoCamera, as it’s called, is a unit that sits between your lens and your camera and performs some clever magic on the light that streams into it.
Lytro-Like Accessory Turns Your DSLR Into A Light-Field Camera
