2 layers56.1 × 35.8 mm

Lensmount v1
Jana-Marie/EF-S-Adapter
Hard- and Firmware to control different EF and EF-S lenses
35 parts139MIT
KiCad boards from 2 GitHub repositories tagged “lens”, the most starred first; open any of them in PCBKit.

Jana-Marie/EF-S-Adapter
Hard- and Firmware to control different EF and EF-S lenses

cutec-chris/PiScope
Goto Telescope with Raspberry PI HQ Camera and exchangable Objective Holders for DSLR Objectives