The optical film high-precision slitting machine is divided into two categories: standard and customized. The standard model has an effective working width of 1300mm, an inflatable slip axis constant tension winding, a winding diameter of 500mm, and a hydraulic automatic feeding shaft for unwinding. The unwinding diameter is 800mm, and the upper and lower circular knives are used for slitting, with a cutting width as low as 30mm and a mechanical speed of 200 meters per minute; Non standard customized products are designed according to the process requirements of the user's materials.