The Pentacon six is a single-lens reflex (SLR) medium format camera system made by East German manufacturer Pentacon from 1966 to 1992. It accepts lenses with the Pentacon Six mount, a breech-lock bayonet mount. When the TTL-metered prism was introduced in 1968, the letters ‘TL’ was added to the nameplate but no other changes were made to the camera body.
Lens: Carl Zeiss Jena Biometar f/2.8 80mm prime lens. Film format: Medium format 120/220 film. Film size: 56 mm x 56 mm. Film advance: Manual. Film rewind: Manual. Flash: PC Sync. Flash synchronization: 1/30 s. Viewfinder: Waist-level viewfinder (80% range), TTL metering and standard prisms are optional.