# Super-Multi-Coated Takumar 85mm f/1.8

- Brand: Asahi Pentax
- Mount: M42
- Focal length: 85mm
- Max aperture: f/1.8
- Optics: 6 elements / 5 groups
- Min focus: 0.85 m
- Filter thread: 58mm
- Production: c. 1971-1975
- Thoriated glass: yes (mildly radioactive; yellows with age; UV exposure largely reverses the cast)

The portrait jewel of the line and one of the most valuable screw-mount Takumars. Short production, low volume, and a rendering reputation that has never cooled.

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Source: ShutterFile (https://shutterfile.com/m42/smc-takumar-85-1-8/). Production dates are catalog-era approximations (c. = circa); independent reference, not affiliated with any manufacturer.