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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.Following are some examples:
Nd Filter For Rokinon 35mm Cine Lens Rokinon Cine Lens Filter Thread Rokinon Cine Lens Nd Filter Dslr Lens Mount Types Rokinon Cine Lens Mft Mount Rokinon Cine Lens Mount Swap Rokinon Cine Lens Nikon Mount Rokinon Cine 35mm Nikon Adapter Rokinon Cine Lenses Nikon Mount Best Sony Adapter For Rokinon Cine
Right Angle Lens Adapter Canon C300 Lense Mount Leica Outlet Adapter M8 Best Minolya Lens Mount Tamron 400mm Lens Nikon Mount Nikon D3200 Wireless Adapter Iphone Nikon D3300 Filter Adapter Nikon D500 Viewfinder Adapter Atomos Sony Np-f570 Battery Adapter Sony 7550 Iem Ohm Adapter