Alpa advertises its Alpa TC 12 as optimal professional medium format "travel camera". It can be operated with Horseman Roll Film Holder (6x9) or Mamiya rollfilm back. Digital backs like the Leaf Aptus or the Phase One P30 can be adapted. Together with lens, back and viewfinder it weighs 1.6 kg (minimum). Lenses with focal length between 23mm and 250mm can be used. It allows +- 8mm vertical and horizontal shift movements and can be converted for swing/tilt movements thru accessories.