This is a HEEDLE ANASTIGMAT 10.5cm. *An old lens that was mounted on a Japanese bellows camera from the 1930s. It has been stored on a shelf for a long time and has dirt and scratches. We have not been able to confirm its operation. The mount size is unknown. Please check the images for the condition. As this is an old item from the Showa era, there may be other issues that we have not noticed. Please refrain from purchasing if you are concerned.