Beam Combiner for K40+

I'm not sure this is so much a remix, but a reimagining of an interesting concept by another designer. I attempted to print, assemble and install the previous version and it just didn't fit my machine - not a surprise as this part was designed in 2017, and here it is 6 years later and the requirements have changed.

The design that inspired me to fully recreate this model using similar concepts is:

https://www.thingiverse.com/thing:2243280

ERPEL09 came up with an excellent concept, but the details just didn't work for the current machines. The main issue that I found was that the clearance around the moving parts of the K40+ from OMTECH which is quite different than that of the version ERPEL09 was working with.

Redesign (changes):

1) The main body that holds the lens is significantly more compact than the original. This facilitates the fit of the body into the correct position after Mirror#1 and keeps the new home sensor for the X axis from bumping against the main