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Fixed camera systems can be housed in boxes, mounted on poles beside the road, or attached to gantries over the road, or to overpasses or bridges. Cameras can be concealed, for example in garbage bins. [40] Mobile speed cameras may be hand-held, tripod-mounted, or vehicle-mounted. In vehicle-mounted systems, detection equipment and cameras can ...
Cameras capture images of the undercarriage of the vehicle for manual or automated visual inspection by security personnel or systems. The first under-vehicle inspection system was developed in the late 1980s as part of a joint program between the UK Home Office and Morfax Ltd (now a part of the Chemring Group). The system used black and white ...
A traffic camera is a video camera which observes vehicular traffic on a road. Typically, traffic cameras are put along major roads such as highways, freeways, expressways and arterial roads, and are connected by optical fibers buried alongside or under the road, with electricity provided either by mains power in urban areas, by solar panels or other alternative power sources which provide ...
In slow-moving traffic, or when the camera is at a lower level and the vehicle is at an angle approaching the camera, the shutter speed does not need to be so fast. Shutter speeds of 1 ⁄ 500 of a second can cope with traffic moving up to 65 km/h (40 mph) and 1 ⁄ 250 of a second up to 8 km/h (5 mph). License plate capture cameras can produce ...
A dashboard camera or simply dashcam, also known as car digital video recorder (car DVR), driving recorder, or event data recorder (EDR), is an onboard camera that continuously records the view through a vehicle's front windscreen and sometimes rear or other windows. Some dashcams include a camera to record the interior of the car in 360 ...
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