Rodenstock 23 mm HR Aperture Only Lens RPS Stand & Accessories This new Actar-20 does have

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

WRS brochure (English)

These weights can be used if your camera is under the minimum load capacity for your studio stand

It can safely support loads up to 200kg (440lbs)

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

Rodenstock 23 mm HR Aperture Only Lens RPS Stand & Accessories This new Actar-20 does haveHR 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