What is imageimage sensing systems? Image Sensing Systems is empowering these leaders by helping them make their cities safer and more efficient by providing technology that gives them meaningful, actionable data to optimize the flow of traffic on their roadways. If playback doesn't begin shortly, try restarting your device.What are contact image sensors cis? Recently, most of the scanners and cameras have introduced a new image sensor called Contact Image Sensors [CIS]. Contact Image Sensor is one compact module consisting of three sub-systems. They are 1. Illumination system The illumination system consists of two sets of LED’s which is used to illuminate the document that is to be scanned.What is the difference between ccd and contact image sensor scanner? These Contact image sensor scanners do not consume as much power as CCD scanners. They are also equipped to run with in battery power and can also be connected through USB port. When compared to a CCD, the sharpness of the image that is scanned is more for a contact image sensor.