Solomark T T2 Mount for Nikon SLR Cameras Microscope Adapter with 23.2mm Eyepiece Ports Compatible with Nikon D90, D80, D70, D60, D50, D40x, D40, D800, D700, D600, D300s, D300, D200, D100, D7000, D5200, D5100, D5000, D3200, D3100, D3000, D4, D3x, D3s, and all Nikon SLR Cameras CNC Metal Construction-Made of machined, anodized aluminum Useful accessories allows you to attach your NIKON SLR Camera to the standard 23.2mm eyepiece diameter Microscope Brand new NIKON SLR Camera adapter for Microscope with standard 23.2mm Eyepiece Ports Whole Lifetime Warranty-7/24 Technique Support