Vintage manual focus telephoto prime lens for M42 mount.
The Pentax M42 200mm f/5.6 is a telephoto prime for the M42 screw mount, producing a compact and lightweight design by using the relatively slow f/5.6 maximum aperture. Compatible with all M42-mount cameras and adaptable to modern mirrorless systems via M42 adapters.
200mm focal length, f/5.6 maximum aperture, M42 screw mount, compact construction for focal length.
The f/5.6 aperture at 200mm is modest but enables a more compact and lighter design than faster equivalents. Adequate for daylight telephoto photography of stationary subjects. A practical and affordable M42 telephoto for film photography and adapted mirrorless use.
Inspect for fungus, haze, and coating condition. Confirm M42 thread engagement. Check aperture blades. Test focus helicoid smoothness.