Maximum Aperture is f/1.5. 1.5, 2, 2.8, 4, 5.6.
Some dust inside can be found. You will get what you see in the photos. If you want return the item then please contact me first. The item "RARE Soviet Era-4T Television lens.Excellent condition" is in sale since Tuesday, August 3, 2021. This item is in the category "Cameras & Photo\Lenses & Filters\Lenses". The seller is "androdend" and is located in Moscow. This item can be shipped worldwide.