Lens Blur and Beyond

In mid-2014, Google released a new camera app [http://googleresearch.blogspot.com/2014/04/lens-blur-in-new-google-camera-app.html] with a compelling computational photography feature for simulating a shallow depth of field [http://en.wikipedia.org/wiki/Depth_of_field]. Traditionally, capturing this effect requires a traditonally thick, multi-element lens with a wide…

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