This lens adapter allows for Hasselblad V mount lens to fit onto all Nikon F mount cameras.Precise design, no "play" between lens and Camera. With unique styling, the lens mount adapter maintains/ enhances professional appearance. Allow focus infinity. Compatible With:all Nikon SLR / DSLR cameras Package includes: 1 X Lens Adapter for Hasselblad V CF lens to Nikon F mount adapter Ring NOTE:If your camera indicated "lens is not properly installed" or you can't release the shutter,please modify the camera menu settings. Usually called the "release the shutter the lens is not installed", you can modify the settings to allow. Specifically refer to the camera manual Please note: Infinity focus positionthe position of the infinity mark of the telephoto lens or super telephoto lens is shifted slightly to the positive side to enable focus adjustment even when focus shift is caused due to temperature changes.The shift range is denoted by an L-shaped line, Be sure to check the focus through the viewfinder even when you shoot at infinity _x000D_window.adminAccountId=2673025336;_x000D_