3M‑5A 500mm f/8 Mirror Lens – T‑Mount / M42 – With Case & Filters – Very Good
£75
The 3M‑5A is well‑known for its compact design, long reach and distinctive mirror‑lens rendering, including smooth contrast and characteristic donut‑shaped bokeh. T‑mount / M42 adapter. T‑mount system with M42 adapter.
