Pentax P-Adapter for 6x7 Lens

This simple adapter allows the use of 6x7 lenses on a M42 screwmount camera, or on other mounts to which M42 lenses can be adapted.

For example, with the M42 to K adapter, the P-Adapter for 6x7 lens would enable the use of 6x7 lenses on modern Pentax DSLRs.