TypeBox
Format ClassMedium Format
Lens ConfigurationFixed
LensAchromat
Focal Length105mm
Max Aperture11
Min Aperture16
FocusFixed focus
Focusing SystemFixed
Viewfinder TypeBrilliant
ViewfinderBrilliant
Min Focus Distance3m
Film Format120
Nominal Format6 × 4.5 cm / 6 × 9 cm
Image Dimensions—
ShutterSimple rotary shutter
Min SpeedB
Max Speed1 / 50s
Flash SyncNo
Start Year1941
End Year1946
SeriesZeta
Materialmetal, Leatherette
Dimensions75x98x110mm
Weight390g
ColorBlack | Silver
PowerNone
Nominal format. Exact image dimensions are not documented here.