According to recently rumors on NR, the upcoming Nikon full frame mirrorless camera will have a new lens mount called “Z-mount”.
Here is some info of rumored Z-mount specs:
- Designed for full frame mirrorless cameras
- External diameter: 49mm
- Flange focal distance: 16mm
Compared to Nikon F-mount and Sony E-mount:
Nikon F-mount
- External diameter: 44 mm
- Flange focal distance: 46.5 mm (more info on flange focal distance can be found here)
Sony E-mount:
- External diameter: 46.1 mm
- Flange focal distance: 18 mm
via: NR