Voigtlander Medium Format Bessa III W - Handbuch (Seite 48)

Selecting a frame size (6X7 cm, 6X6 cm)
Open the back door and switch the frame size selector
to set the desired size by using a coin or something
similar.
☞
When you set the 6X6 cm size, masks appear at
both sides of the filmgate.
The frame counter and the bright line frame in the
viewfinder will change automatically with your film
size selection.
Loading Film
6X6 cm
6X7 cm