Item Type: Macro Lens Adapter for Nikon FMaterial: Full MetalColor: BlackCompatible camera: for Nikon F Mount LensSecondary Interface: 1.25in T MountT Mount Screw Thread: M42x0.75Adjustable Range: 14mm/0.6inWeight: Approx. 149g/5.3ozPackage List1 x Macro Lens Adapter for Nikon F2 x Screw1: Do not approach the fire source to avoid damage to the surface2: Do not twist too hard or drop the product to avoid deformation of it1CNC technology, anodic oxidation treatment, metal material, sturdy and durable, fine workmanship, firm connection. 2There are fixing bolts at the eyepiece interface to prevent falling off and scratches. 3One end of the adapter is a SLR camera mount, and the other end is a 1.25in telescope interface. 4Suitable for all 1.25in telescope eyepieces, specially designed for digital SLR lenses, connecting the camera lens to a telescope. 5Manual focus, adjust according to your needs, and the product is highly durable and sturdy.