Features: For Nikon DSLR: This adapter is designed for Nikon SLR camera, allowing M48*0.75mm mount lenses to be mounted onto SLR camera bodies for Nikon. M48mmx0.75 adapter for Nikon AI/NI SLR camera to telescope eyepiece photography. With this adapter, you can adapt your M48 mount lens for Nikon AI mount DSLR. The adapter has no electrical connection and diaphragm & focusing are required to be set by manual. Compatible with for Nikon D40 D3000 D3100 D5000 D5100 D80 D90 D200 D300,D300S D7000 D3000 D60 etc. For Canon DSLR: With this adapter, you can adapt your M48 mount lens to a for Canon EOS mount SLR or DSLR. Fits all for Canon "EOS" Film or Digital SLR & DSLR Cameras including (digital models) 1D (all), 5D (all), 6D, 7D, 10D, 20D, 20Da, 30D, 40D, 50D, 60D, 60Da, 70D, 100D, 300D, 350D, 400D, 450D, 500D, 550D, 600D, 650D, 700D, 1000D, 1100D, D30, D50, D60, Rebel, Rebel XT, Rebel XTi, Rebel XS, Rebel XSi, Rebel T1, Rebel T1i, Rebel T2. Rebel T2i, Rebel T3, Rebel T3i, Rebel T4, Rebel T4i, Rebel T5, Rebel T5i, X6i, SL1. Automatic diaphragm and auto-focusing will not work, only manual model will be available. Specification: Color: Black Material: Aluminum Alloy Lens Screw Mount: T M48*0.75mm Camera Body: for Nikon F / for Canon EOS Diameter: Approx. 60mm / 2.36in Weight: Approx. 32-46g Package List: 1 * M48*0.75 Mount Lens Adapter Note: Please allow a slightly errors due to manual measurement. Camera and lenses are props. .