The K|Lens One is a new lens designed to bring Lightfield photography to Full-frame cameras, so that you can create a depth map of the scene for further processing.

K|Lens One is a new 80mm lens designed to bring “Lightfield” camera technology to any full-frame camera, giving depth information. It’s currently in development, and has a variable aperture, with an f/0.9 virtual maximum aperture. Focus is manual, and the minimum focusing distance is 60cm. The lens will weigh less than 1000g, and includes a Photoshop Plugin so that you can view the depth map, and control the image, changing the focus point and other aspects after taking the photo. Pricing has not yet been announced.
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https://www.ephotozine.com/article/k-i-lens-kickstarter-coming-to-bring-lightfield-photography-to-dslrs-34611