The larger one among the Super Ikontas. Excelent travel conpanion. Light and small, equiped with a Tessar, coupled rangefinder and able to make 6x9 negatives ! If this is too much this model has a reducing mask that allows 16 frames 4.5x6 instead of the regular 8 frames on 120 film. Years of production 1936 till 1950.