In structure design, the traditional double CCD cameras is changed to single CCD camera.By adding two groups of symmetrical reflectors, the single camera is imaged to a pair of virtual cameras.

• 在结构设计方面,变传统的双摄像机结构为单摄像机结构,加装两组对称的光学反射镜片,镜像出一对虚拟摄像机,可在同一个摄像机像面上采集到存在视差的两幅图像,从而恢复空间点的三维信息。