To avoid the dual camera you can put the camera on a sliding carriage moved by another servo (via a lever) to adjust the focus when imaging the side. two positions 1.75 inch apart are enough.
@gsuberland@foone ferric perchloride is so old school and annoying. copper chloride is the way to go. in practice that just means hcl with a pinch of h2o2. when depleted it can be replenished with an air bubbler.
Joined Apr 16, 2022#nobot #noarchive #nobridge #nothreads #nometa#Curiosity, #science, #technology, #hack, #8bits, #retrocomputing, #diy, also #environment, #humanrights #humor %utf8General allergy to machine learning tools, blockch*ins, bullshit and pseudoscience in general(┛ಠ_ಠ)┛彡┻━┻Posts deleted after 1 year, nothing of that much value is kept here.