To ensure accurate engraving, calibrate the camera and engraving position.
A4（Letter size）white paper（self-preparation）
1. Camera calibration is required before using the camera preview function for the first time.
2. Refocus the platform each time to get the best results.
a. Select Device：
Select the name of the machine in use. The machine name can be verified on the machine page interface.
b. Place paper：
Place a clean sheet of A4 （Letter size） white paper in the top-left corner of the working area.
Double-click the height adjustment button to raise the honeycomb table up until the probe touches the paper.
d. Draw calibration image：
The machine will cut out grid lines on the paper.
e . Place the red square：
Click anywhere to cancel the prompt and move the grid lines to the center. Align the outside of the red square with the center square by adjusting the horizontal and vertical translation, rotation angle, and size ratio （you can use the arrow keys to adjust the values）.
e-1. Red square adjustment completion position.
f. Camera calibration completed：
Once the camera calibration is completed, you can begin engraving.