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:
Gobe Ndx Variable Lens Filter Urth X Gobe Lens Mount Adapter Vivitar Lens Mount Identification Attaching Canon Camera Etx Astro T Adapter Canon 70-210 Lens Adapter Not Attaching Nex-5 Attaching Non Sony Lens With Adapter Attaching Metabones Nikon F To Emount Adapter Nikon Hasselblad Gobe Adapter Gobe Sony A6100 Filter Adapter E Mount Not Attaching Sony A7r
Ricoh Gr Lens Adapter C Mount Telephoto Lens Sony A Mount Lenses Used Fastest Nikon F Mount Lens Fujifilm X100t Nikon Mount Fuji Xpro 3 Lens Mount Nikon 1 Cx Mount 70-300mm Sony Adapter La-ea4 Vs La-ea3 Sony E Mount 70-210 Zoom Samys Solar Eclipse Photo Filter