-Rain sensors to control automatic windscreen/windshield wipers.
-Some multi-touch screens total internal in combination with a camera and appropriate softawre to pick up multiple targets.
-Gonioscopy to view the anatomical angle formed between the eye's cornea and iris.
-Gait analysis instrument uses total internal reflection in combination with a high speed camera to capture and analyze footprints of laboratory rodents.
Fingerprinting devices to record and image of a person' fingerprint without the use of ink.
(done by: Goh Jin Hao, Brandon and Keith)