Sardauscan 是一款3d激光扫描软件，意在降低成本。所需的硬件就是一个arduino nano，一个线激光和一个步进电机(28BYJ-48)-Sardauscan is a 3d laser scanner aimed to cost less than 30$ ... yes its cheap.. and i thinks i can call it the cheapest 3d scanner on Earth ) All the harware