Metal mount adapter. Camera mount: Sony A. Lens mount: M42

Metal mount adapter. Camera mount: Canon EF. Lens mount: Pentax K

Metal mount adapter. Camera mount: Pentax K. Lens mount: M42

Metal mount adapter. Camera mount: Canon EF. Lens mount: M42

Metal mount adapter. Camera mount: Nikon F. Lens mount: M42

Metal mount adapter. Camera mount: Canon EF. Lens mount: M42

The adapter with aperture ring, for mount Pentax K lens to Micro 4/3 camera.

The adapter for mount Sony/Minolta lens to Micro 4/3 camera.

Bayonet adapter for attaching an M42 mount lens to a camera with a Canon RF mount

Voigtlander Close Focus is a top-class adapter that allows the use of Leica M mount lenses on Nikon Z cameras.