The frames take a lens width 2.25 inches and length 1.6875 inches

Micro screw suggestion is 1.4mm x 6mm can be purchased on Amazon

Width of frame is 5 3/8 inches

Modeled in Luban 3D program

Print front frame flat no support or raft needed. You can add the curvature of the frame to your liking after pulling off the build plate and still warm.

The side frames I suggest auto orient with raft and support