1. A 3-dimensional (3D) stereo image camera system for generating a 3D stereo image, the system comprising: first and second thermal imaging cameras horizontally spaced apart by a predetermined distance to photograph a subject; and a stereo & disparity engine for providing a control signal and a clock signal to the first and second thermal imaging cameras, receiving thermal imaging data from each of said thermal imaging cameras, and calculating disparity data, distance/depth data, and temperature data of the subject from the thermal imaging data.