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:
Sony A7s Battery Adapter Samsung To Canon Lens Adapter Samsung Nx1000 Lens Adapter Samsung Nx500 Lens Adapter 35mm Lens Adapter For Samsung S8 Lens Adapter For Galaxy S8 S8 Active Lens Adapter Samsung Galaxy S8+ Lens Adapter Lens Mount For Samsung S8+ Screw In Lens Mount For Samsung S8+
Gopro Flat Lens Red Filter Sellstrom Shdae 9 Green Filter Lens Canon 550d Lens Mount Size Canon Bayonet Adapter Ef-eos R Ebay Panasonic 991k Lens Or Filter Adapter Tilt Shift Lens Eos Mount Zeiss Lenses Minolta A Mount Nikon G Mount For Nikon D3200 Old Nikon Lenses F-mount 16mm Adapter For Sony Rx10