1. Open the System Parameter of the laser marking software EzCad, find the WorkSpace, and then change the data. For example, if our field lens size is 175, we will change the Width and Height of Size to 175, and then change the X Y of Left bottom corner to -76.5.

2. Open the Param F3 and change the Field value to 175.

This completes the marking range setting of the laser marking machine.
Related: How to Expand the Marking Range of Laser Marking Machine?