Rodenstock 23 mm HR Aperture Only Lens RPS Stand & Accessories 8 lb) is used with

8 lb) is used with HDSLR cameras to provide counterforce for stable and efficient shooting

this interface plate is also backwards compatible with older digital backs compatible with the PhaseOne XF / DF camera or MamiyaLeaf AfD camera

This new Actar-20 does have a 82mm filter thread

It has a rotating top plate with industry standard 3/8" thread for tripod heads and other accessories

Reducer Ring 75mm for Universal Compendium Lenshade - 90mm (AC-324)

Rodenstock 23 mm HR Aperture Only Lens RPS Stand & Accessories 8 lb) is used withHR Digaron S 5. 6 23 NO RETURNS The Rodenstock HR Digaron S 5. 6 23 is available with Aperture Mount or Phase One X Shutter. The latter requires an IQ4 digital back to control the shutter and aperture. Specifications Image circle 70mm Filter thread E72 Fits into #0 lens boards Shutter speed range X Shutter 1 1000s 60 min comes with synchro cable for IQ4 digital backs Aperture range f 5. 6 22