kfconcept
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:
Nikon D3300 Lens Mount Type Techart Adapter Nikon Z Techart Leica M Adapter Techart Leica M Autofocus Adapter Shoten Lm Nz Lens Adapter Techart Autofocus Lens Adapter Techart Lm-ea7 Ii Auto Focus Lens Adapter Techart Adapter For Nikon Z Techart Pro Autofocus Adapter Nikon Techart Adapter For Sony
Platinum 58mm Circular Polarizer Lens Filter Used Cine Lens Canon Mount Canon 60d Wireless Adapter Canon Filter Adapter For The Sx50hs Rear Mount Lens Filter Nikon Ai To Nex Adapter Nikon Prostaff 3-9x40 Ar 15 Mount Pentax Q Mount Adfapter Filter Adapter Camera Mirrorless Sony Tokina Atxaf120dxn 11-20mm Sony A6500 Adapter