About the item:

• Anodized aluminum construction.
• Superior quality, made of brass, with perfect surface finishing.
• This adapter build in the correctional glass, which make the adapter allow focus to infinity.
• Smooth surface for effortless mount, fine made to be light weight and strong. Or effortless mount, fine made to be light weight and strong.
• Please note: Infinity focus position：the 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.

Features:

• High quality and compact.
• Made of brass and aluminum (not plastic).
• 100% Brand New
• Color: Black

Suitable for:

• Nikon F ( Ai,Ais,D ) mount Lens(NOTE:This adapter cannot use with the G mount lens to adjust the aperture)
• Pentax K DSLR camera

Note:

• If your camera indicated "lens is not properly installed", 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
• Although the lens will fit physically, automatic diaphragm, auto-focusing, or any other functions will not operate while using this adapter.There is no electrical contacts in the adapter ring. Full manual operation, manual focus, manual iris adjustment can be achieved with body manual exposure, aperture priority exposure.In this case "stop-down mode" will need to be used when metering since the lens does not have the ability to have its aperture controlled by the camera body.You can shoot in Manual or Aperture Priority Mode. Before use, set your camera Menu: "Shoot without lens".