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1 day agoFair, ya even around 10 mil is probably pretty tough with a reasonable cost cnc. I imagine with laser ablation, you’ll probably run into similar issues, you still have to physically move and point the laser, mirrors, or your target base.
I’ve got a little bit of a background in optics and sensors, but diy photolithography still seems pretty challenging, would be interested in following your work if you go down that route.
Ya ya, but same with cnc, you have things like backlash and physical control challenges.