Retro / Dispo / Oreo Lens for Canon RF mount with STEP

3mf attached to print in multicolour to get red notch for RF alignment marker

See the photos on how to cut down the lens to fit the larger hole, or just pop the lens out and put it in the print with the smaller hole.

Note, you will need to have the lens ~2mm above the surface of the body to focus properly, experiment with the distance before you glue it in.

Have included an example of the photo quality