Wallpaper Camera Wraps Around Any Surface

Elastic optics could lead to credit card-thin cameras that can cover walls or vehicles.

Published On 04/15/2016
10:10 AM EDT
To make the sheet camera, the researchers first crafted an aluminum mold (upper left). Next, they poured in silicone rubber and cured it in an oven before peeling it off (upper right). Next, they attached a flexible plastic sheet with a grid of apertures that can be bent to adjust the focal length (bottom right). | Columbia University/Computer Vision Laboratory