M42-AI Glass Adapter Focus Infinity For M42 Screw Lens to Nikon D3400 D3300 D780
D3400 D3300 D3200 D3100 D3000. This M42 to Nikon adapter is made of aluminum, with built-in correctional glass to allow Infinity focus. Adapter for M42 Lens to Nikon Body. All M42 Screw Mount Lenses.