3D stereo scanner is mainly used to obtain 3D image data of object con­tour, which is an effective and fast tool to realize 3D data digitization. The advantages are high precision, fast speed, no damage to the object, no contact, no deformation, easy to operate. Widely used in mold design and manufacturing, 3D sculpture engraving, 3D craft engraving and processing, industrial product manufacturing. It is applied in reverse engineering, mold industry, auto parts, castings, sheet metal, plastic products, garment and shoes industry.Especially suitable for wood furniture engraving, stone engraving, handicraft engrav­ing and other industries.