face scanner

Biometric face scanners are sometimes used to limit inmates' trips through the chow line at meals.

He turned the Juggernaut to face Scanner, raised one arm and prepared to pulse the circuit-rider.

BBC, 19 August 2008: Passengers test new face scanners.

But suddenly their "Mission: Impossible" style fingerprint scanners, eyeball scanners, face scanners and voice-identification systems were all the rage.

Daily Telegraph, 5 April 2009: Airport face scanners 'cannot tell the difference between Osama bin Laden and Winona Ryder'

The Los Angeles Police Department is installing automated facial recognition and license plate recognition devices in its squad cars, and providing handheld face scanners, which officers will use to identify people while on patrol.