Lens Carl Zeiss Sonnar USSR version. M39 mount for SLR lens.
The Tair-11 133mm f/ 2.8 (Russian: "Tair") is a fast telephoto lens. Produced at KMZ, Krasnogorsk (Krasnogorsk Mechanical Plant). Its 20-blade aperture is almost perfectly circular, producing beautiful out-of-focus blur when the aperture is wide open. Resolution according to technical specifications (center/edge): 44/24 lines/mm.
With the help of adapters, the Tair-11 135mm f/2.8 can be easily installed on modern digital SLR cameras. Focal length - 133 mm. Maximum aperture - 2.8. Condition: There are signs of age on the body. ...