The recommended scale range can also offer some interesting possibilities for cropped enlargements.
Stopping down by 2 to 3 stops is recommended for optimal results.
The Rogonar-S can be supplied for use for all film sizes from Minox and pocket up to sheet film 9 x 12 cm (4 x 5″). It is equipped with a click-stop diaphragm which can be disabled on the models from 50 mm to 105 mm focal length for stepless control. All models from a focal length of 50 mm have an illuminated aperture display and are equipped with a practical pre-set aperture.