Wafer-thin cameras with long focal lengths are theoretically possible

Devices called spaceplates, which promise to squash the empty space out of cameras, theoretically work in full colour even if no one yet knows how to build one

Wafer-thin cameras with long focal lengths are theoretically possible
Devices called spaceplates, which promise to squash the empty space out of cameras, theoretically work in full colour even if no one yet knows how to build one