说明：  针对日前单目视觉中依靠摄像标定及其在双目视觉中立体匹配方法的不足，提出了利用单目视觉测量物体与镜头之间距离的测距方法。
(In light of recent relying on monocular vision in binocular vision camera calibration and stereo matching methods, the proposed use of monocular vision measuring the distance between the object and the lens distance method.)