Nikon 1-mount
| Type | Bayonet | 
|---|---|
| External diameter | 40 mm | 
| Tabs | 3 | 
| Flange | 17 mm | 
| Connectors | 12 electrical pins | 
| Introduced | 2011 | 
The Nikon 1-mount is a type of interchangeable lens mount developed by Nikon for its Nikon CX format mirrorless interchangeable-lens cameras. The 1-mount was first introduced on the Nikon 1 series in 2011, and features a bayonet mount.