Medium format 6x6 manual focus SLR camera with a proprietary screw mount made by VEB WEFO and Welta from 1950 to 1952. Spiritual predecessor of the Pentacon Six as Welta later became part of VEB Pentacon which rejected the notion to continue the production of the Maister-Korelle and instead developed the Praktisix cameras that later down the line were superceded by Pentacon Six system SLRs. Lever film advance and automatic film spacing. Waist level viewfinder with a folding hood and a loupe. Known as Master Reflex in USA. Metal body available in silver finish with black leatherette.

• Shutter: Focal plane, 1s - 1/1000s + B
• Size: 160 x 96 x 80mm
• Weight: 701g