It looks empty - but the thermal camera says it's not.

In the energy savings area, the thermal imaging camera can do more.

They used a thermal imaging camera which gives a picture like this of bodies on the ground.

"Can't walk in from anywhere if they've got thermal cameras."

However, most thermal cameras only see objects warmer than -50 C.

This makes it possible for a thermal imaging camera to display an object's temperature.

They looked behind walls and ceiling tiles with a thermal imaging camera.

"Got to be better than a lousy thermal camera."

Many departments used these funds to purchase thermal imaging cameras.

The court said that the police could not train thermal imaging cameras on private homes without a warrant.