AI and GF measurements not the same! AHHHH! Can anyone tell me why?

[primal_healer]

Not sure if this is the same issues you are having but it might help you out.

Glowforge Interface - Correctly Save a File as an SVG for the GFUI

For All Programs: If you want to engrave a bitmap (raster) style image and include it inside a vector SVG file, you need to Embed the image in the file if you want it to stay aligned inside the SVG file. Otherwise you will need to re-load the raster file and use the camera to align it visually. (That’s fine, but you will completely lose the benefit of more accurate alignment that you get from the design software.) There are instructions for how to Embed raster images for some of the main 2D…

I am an Inkscape user but from what i have read it has something to do with the the PPI setting in AI