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Mir 1B 37mm f/2.8
M42
Value 9.0Bokeh 8.0Build 9.0
Lens Profile: Mir-1 37mm F/2.8
1. Executive Summary:
The Mir-1 37mm F/2.8 lens is a vintage Russian lens known for its unique flare characteristics, robust build quality, and affordable price point. It offers a classic optical formula and several features typically found in more expensive cinema lenses, making it an appealing option for filmmakers and creative photographers.
2. Optical Characteristics:
- Bokeh rendering: The 10-blade aperture provides a pleasing, rounded bokeh, which becomes more pronounced when the lens is stopped down.
- Color signature: The lens is reported to produce snappy, high-contrast colors, with neutral to slightly warm tonality.
- Sharpness: The lens is described as acceptable in sharpness wide open, but becomes tack sharp when stopped down to F/5.6 and beyond.
- Flare resistance: The lens is known for producing very attractive, artistic flare patterns, which can add character to certain projects.
- Contrast level: The lens is said to have great contrast, which can be beneficial for capturing bold, vivid images.
- Vignetting: As a Flektogon derivative, the lens is reported to have minimal distortion.
3. Build Quality Assessment:
The Mir-1 is praised for its robust, all-metal construction, with a solid, "tank-like" feel. The focusing and aperture rings are described as smooth and easy to adjust.
4. Best Use Cases:
This lens excels in creative, character-driven projects that can benefit from its unique flare characteristics. It is also well-suited for architectural photography, macro work with extension tubes, and manual focus video applications.
5. Known Issues or Quirks:
The lens is known to be prone to flaring, which may require the use of a lens hood. The focusing and aperture rings can also be confusing to users accustomed to more traditional lens designs.
6. Value Assessment:
The Mir-1 is generally considered an excellent value, often selling for under $50, given its robust build, unique optical characteristics, and cinema-inspired features.
7. Quality Scores:
- Sharpness: 8/10
- Bokeh: 8/10
- Build Quality: 9/10
- Value for money: 9/10
8. Production Period:
- Production start year: 1954
- Production end year: Unknown
- Country of manufacture: USSR (Soviet Russia)
- Optical formula: Based on the Carl Zeiss Jena Flektogon 35mm F/2.8
9. Technical Specs:
- Mount: M39, M42
- Focal length: 37mm
- Maximum aperture: F/2.8
- Minimum focus distance: 70cm
- Filter size: 49mm
- Weight: 250g
- Aperture blades: 10