Marked ddv made by Oculus, in Berlin. WWII k 98 k mauser scope. The Zielfernrohr 41, ZF41 was a long eye relief scope, issued by germany during WWII. Used by sharpshooters , mounted on the Karabiner, K98k rifle.The ZF41 was developed for sniping and sharpshooters. The side rail mount is NOT included.. These were attached to the rail on the side of a K98s rear sight. These are hard to find on the loose. ZF 41 k 98 scope. The item "WW II ZF41 scope original WW2 german mauser" is in sale since Sunday, October 19, 2014. This item is in the category "Collectibles\Militaria\WW II (1939-45)\Original Period Items\Germany\Other German WWII Orig. The seller is "phmical" and is located in Hoffman Estates, Illinois. This item can be shipped worldwide.