Voigtlander Heliar 15/4.5 mk1 67mm filter adapter

A model of filter mount designed for Voigtlander Heliar 15/4.5 Mk1 to connect 67mm ND1000 filter (or any other). Small vignette at corners.

Wall thickness: 1mm
Layer height: 0.2mm
Infill: 50% (I used Concentric 3D)
Printspeed: 50mm/s

To prevent reflections on photos, this adapter has to be printed or painted black.

For covering 100% FOV adapter please look at 77mm version: https://www.thingiverse.com/thing:2756270