Summary

For mounting a Raspberry Pi camera on the side pillar of an Anycubic Mega without the use of glue or other materials.

I borrowed the clamp from dasbossy's pi mount..
https://www.thingiverse.com/thing:3057389

.. and wengeol2's camera holder
https://www.thingiverse.com/thing:3408474

Update 2020-11-01: Added a slightly tweaked v2 along with the SketchUp file in case anyone wants to adjust it further.