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| Sears Tower 18B|
Picture by Erik Magnuson. (Image rights)
The Mamiya Ruby Standard is a leaf-shutter fixed-lens rangefinder introduced by Mamiya in August 1961. It features a coupled selenium match-needle lightmeter. The lens is a Mamiya-Kominor 48mm f/2.0 and the shutter is a Copal SVK. This camera was sold in the Unites States by Sears as the Tower 18B.
Technical specifications Edit
- Type: 35mm
- Released: August 1961
- Original Price: ¥ 19,500
- Image size: 24 × 36mm
- Lens: Mamiya Kominar 48mm f/2.0 (6 elements in 5 groups)
- Viewfinder: Reverse Galilean viewfinder, automatic parallax correction
- Focusing: Double image coincidence rangefinder
- Magnification 0.66
- Baseline length 31.5mm
- Effective baseline length 20.8mm
- Shutter: Copal SVK leaf shutter with self-timer, B + 1 - 1/500
- Flash Sync: M · X contact (full sync)
- Film Advance: Lever (180 degrees)
- Exposure Metering: Built-in selenium meter with coupled match needle (visible on top only)
- Size and weight: 80 × 131 × 67mm · 684g