Question about Viltrox 85mm f/1.8 STM, Nikon-Z

The Viltrox 85mm f/1.8 STM lens for the Nikon Z mount that you describe is the Mark II model. Here are some references that confirm this:

- The review by Thom Hogan mentions that the Z-mount version of the Viltrox 85mm f/1.8 is the same as the Mark II version originally released for the Sony mount, with improved autofocus motor performance and weight reduction.
- The review by Phillip Reeve also confirms that this is the Mark II version, which has improved autofocus performance and other improvements.
- The Cameralabs review also mentions the Mark II version and its specific features and improvements over the first version.