Had I known about this, I wouldn't have struggled to make my own, though I did offer them here about a year ago. anyway, as reported by Tony Santo on his YouTube channel, Alex Burke offers downloadable printed mm scales for using the focus-spread technique (https://www.largeformatphotography.info/fstop.html) for optimal aperture.

Here's the link.
https://www.alexburkephoto.com/blog/...format-cameras