For as long as cameras have existed, they've had a fundamental limitation: they can only focus on one depth plane at a time, and everything in front of or behind that plane gets blurred. That's simply ...

For more than a century, photographers have had to choose which part of a scene should be tack sharp and which parts would blur away. A new generation of optics and algorithms is quietly rewriting ...

Four lenses and a Spatial Light Modulator allow each pixel to have a different focal length in research from Carnegie Mellon ...