How to Convert Marker Drawing to Laser Cut-Able Vectors

Scanning and cleaning

  1. Scan at high resolution 600+ PPI.

  2. Load into Photopea.

  3. Crop.

  4. Make Black and white layer

  5. Adjust so layers you want are black

  6. Add Threshold Layer

  7. Add regular layer, paint out speckles as needed to clean up design

  8. Group all layers

  9. Double click group, set blend if > Current Layer > move Right Carat slightly to the left. This make the white transparent.

  10. Select Image Layer (Likely called "Background") add filter > blur to taste to smooth out small faults.

  11. Export at PNG

Vectorizing

  1. Load image into VTracer.

  2. Set to "Color", "Stacked"

  3. Adjust Parameters to get a clean vector

  4. Export as SVG