Unlike regular two-dimensional mug shots, the 3D images can be adjusted to match the angle of security camera footage, which is often shot from above, rather than at face height. At the moment police only photograph suspects' faces from the front and diagonally, making it difficult to match mug shots to CCTV images. Tokyo's police force says it is the first to roll out the cameras across all of its stations - until now they have only been installed at some regional police headquarters in Japan, The Mainichi newspaper notes