Portable driver vision field measurement device and measurement method

The invention discloses a portable driver vision field measurement device and a measurement method. The measurement device comprises a driver position camera device and a vehicle front road surface quantization device; the driver position camera device comprises height adjustable camera equipment easily fixed on a driver position, the camera equipment is as high as the eyes of a driver in work, and the camera equipment is located at the position corresponding to the center of the two eyes of the driver in the driving; the vehicle front road surface quantization device comprises a road surface part and a shooting subject matter, the road surface part moves along the road surface, the shooting subject matter and the road surface part are detachably connected, the shooting subject matter is provided with a coordinate system, the measurement device further comprises a control unit and a storage unit, the control unit controls the road surface part to drive the shooting subject part to move, and the camera equipme