3D扫描仪是一种测量设备,用来测量并分析现实世界中物体或环境的形状(几何构造)与外观纹理数据(彩色3D扫描仪,可以获取纹理贴图数据)。通过三维扫描仪利用图形图像处理技术,可以获取物体表面的三维坐标信息(以点的形式存在,N个点的集合简称三维点云),三维点云通过封装处理(相邻的三个点拟合成一个三角网格面)得到三维数字模型。这些三维模型具有相当广泛的用途,比如三维检测(如工业零件的瑕疵检测、模具磨损分析等)、逆向工程、个性化精准治疗、雕刻加工、3D数字化存档、3D模型分析、影视动画游戏虚拟场景/物品/人物建模、三维展示等。
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