Pentax's fast vintage telephoto — the Takumar 135mm f/2.5 in M42 mount.
The Asahi Takumar 135mm f/2.5 is the same fast vintage telephoto as the Super-Takumar described under ID 3483 — here listed under the Asahi brand name. At f/2.5 and 135mm in M42 mount, it provides fast telephoto reach. The Takumar 135mm f/2.5 is one of the finest vintage telephotos — faster than most competitors of the era.
Same outstanding quality as ID 3483. Fast f/2.5 at 135mm. Excellent sharpness. Smooth bokeh. The Takumar quality is genuine. Some versions may contain thorium glass. The M42 mount provides universal adaptability. Build quality excellent precision metal. The f/2.5 speed was faster than most vintage 135mm alternatives.
M42 screw mount. Filter thread 49mm. Weight approximately 395 grams. Build quality excellent Takumar metal. Same lens as ID 3483 — listed under Asahi rather than Pentax brand. The Asahi and Pentax brandings refer to the same manufacturer. Check for thorium yellowing on some versions. Adapts to any modern camera.
Same as ID 3483. Do not purchase both. Check for thorium. An outstanding vintage fast telephoto. M42 adapts to everything. The f/2.5 provides speed above typical 135mm alternatives. Excellent for portrait work adapted to mirrorless cameras. Warm Takumar rendering character throughout.