The lens for Soviet photographic enlargers I50U-1 3.5 / 50 is in excellent, fully serviceable condition. Produced at LZOS in 1969. Thread - М39. This copy is very compact, the body is made of metal. The lens does not have a focusing ring. It is convenient to focus by moving the camera towards or away from the subject. The aperture control ring has no intermediate fixed values, rotates smoothly, which allows you to set any value of the F-number (F / 3.5 to F / 11). The diaphragm is equipped with 6 blades. I50U-1 3.5 / 50 is very sharp, as it served for enlargers and had to convey the smallest details. Great for macro photography.
Specifications: Manufacturer: LZOS Year of issue: 1969 Lens mount: M39 Focal length: 50 Aperture ratio: 3.5
Product condition: Good condition! The lenses are clean, the mechanics are working properly!