Using large format lenses on cameras without bellows such as panoramic or shift cameras requires the use of a focusing facility. The Focus-Mount can be combined with all Rodenstock lenses in shutter size 0.Existing lenses can be installed at a later date. The Focus-Mount ensures precise focusing and the non-rotating lens mount means that all operating elements and scales of the shutter remain in the same position for best reading and handling

The lenses which can be used are as follows:

Apo-Sironar-S:                  100 mm f/5.6

135 mm f/5.6

150 mm f/5.6

Apo-Sironar-N :                                150 mm f/5.6