Ikoflex II 852/16
The Ikoflex II (852/16) is a TLR camera that was made by Zeiss Ikon from 1938 till 1951.
Confusingly, it was first named Ikoflex III but this changed to Ikoflex II in 1939 when the Ikoflex III (853/16) was introduced.
It creates 6x6cm negatives (or slides) on 120 film.