This camera lens can focus up close and far away at the same time
The large depth of field helps recover distance information from a single image
![six nesting dolls at different distances, all in focus](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2022/04/042522_AG_trilobite-camera_feat.jpg?fit=1030%2C580&ssl=1)
These dolls are at various distances from the camera — from 30 centimeters (bottom) to 3.3 meters (top) — and yet are all in focus, thanks to a new type of lens inspired by the eye of an extinct trilobite.
Ting Xu, Amit Agrawal