*Not so much a mobile camera as a registration device.
http://www.macrumors.com/2015/04/14/apple-acquires-linx-imaging/
(…)
"The engineers at LinX have solved all problems associated with combining multiple images captured from different points in space such as registration errors and occlusion related artifacts which are seen on competing technologies.
"LinX's technology uses software to extract depth information for each pixel to create a depth map for that can also be used for 3D image reconstruction. LinX's website is now defunct, but the company offered products with two, three, and four camera arrays in multiple configurations and sizes. Its most recent technology was downscaled enough to be ready for use in mobile devices.
"LinX technology includes several other improvements Apple could potentially take advantage of, including multiple sensors for a smaller size, better sensitivity to light, and greatly improved image quality in low light.
"There have been rumors suggesting Apple's iPhone 6s and iPhone 6s Plus will offer much improved dual-lens camera technology with image quality on par with SLR cameras, which could be made possible through mobile camera advancements like those LinX Imaging has worked on…."