This system uses galvanometer and F-Theta objective to change sphere imagery surface into plane surface. Such construction was very fast, but led to some graphic distortion.

• 该系统采用了加工速度快的振镜式结构，通过F-Theta透镜将清晰面校正为平面，但还会产生轻微的图形变形，为达到理想的加工效果需要对被加工图形进行变形修正。