An image processing system for identifying car stealer to be set in a car involving a high risk to be stolen, comprising a device to take the full-faced image of the criminal without his/her knowledge. A dashboard panel (2) in front of the driver's seat comprises a meter housing (10) provided on a lamp case (12) for storing a light source (13) of indicator lamps (6a) and (6b). An indicator panel (14) made of transparent material is provided in front of the dashboard panel (2), therein the lighting from the light source is sent from the lamp case (12) to the front surface of the dashboard panel (2). An image taking device (21) which is a candid camera is provided in the lamp case (12), therein the image of the person sitting in the driver's seat can be taken through the indicator panel (14). An image memory device (22) of the candid camera corresponds to the lighting of the indicator lamps (6a) and (6b), and save the image taken by the image taking device (21). An indicator turn signal lamp is preferably used for the indicator lamps (6a) and (6b).