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Mamiya Sekor C 250mm f/4.5
Mamiya · 1970-1999
The Mamiya Sekor C 250mm f/4.5 is the long telephoto for the RB67 system, roughly equivalent to 125mm on 35mm format. Provides nice telephoto compression while remaining reasonably portable.
Known for
- Portraits
- Nature
- Sports from distance
- Compressed landscapes
Considerations
- Tripod required
- Heavy
Optical Characteristics
Sharpness (wide)4/5
Sharpness (stopped)5/5
Contrast4/5
Flare Resistance4/5
CA Control4/5
Vignetting Control4/5
Distortion Control5/5
Bokeh: Compressed, smooth
Rendering: Good telephoto compression
Color: Mamiya warm
Common Issues
- Tripod mount can develop play
Buying Guide
Check tripod mount and shutter. Good value telephoto.
Specifications
MountMamiya RB
Focal Length250mm
Max Aperturef/4.5
Min Aperturef/32
Aperture Blades6
Min Focus2.3m
Filter Size77mm
Weight1200g
Optical Design
FormulaTelephoto
Elements5
Groups5
CoatingMulti-Coated
Pricing
£250 - £450
Typical used price
Mint: ~£550
Telephoto for RB67
Last verified: Jan 2025Report an error