El objetivo Mamiya RZ Sekor-Z 50mm/4,5 tiene una distancia focal de 50mm y una apertura maxima de 4,5. Filtro de 77mm.
- Focal Length: 50mm
- Aperture Maximum: f4.5
- Aperture Minimum: f32
- Camera Mount Type: breech lock
- Minimum Focus Distance: 1m
- Elements/Groups: 11 elements in 8 groups
- Angle of View: 82°
- Autofocus: manual focus
- Filter Thread: 77mm
- Dimensions: 55x72mm
- Weight: 920g