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理论上你应该是想重建mesh，并且拿到尺寸。那么就上结构光的rgbd或者是LiDAR，又或者是双目都可。
@kidswong999 外接模块可以的
理论上是可行的，在打光的时候捕获轮廓然后计算即可，如果想重建或者是体积计算，那么RGBD才适合。