Asahi Takumar 135mm f/3.5
Asahi Takumar 135mm f/3.5 is a manual focus prime lens for full frame cameras.
Average brightness in this league Has 8 aperture blades, with this amount of aperture blades you will be satisfied with the result.
92 mm long, requires consideration if you want to carry in the camera bag. 46 mm lens filter diameter, you are one step from the next standard filter size, buy step-up ring and bigger filter but you can chose from plenty options. Weights 300 grams so consider putting to your camera bag.