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:
Vray Lens Effects Filter Generator Novoflex Reverse Lens Adapter Novoflex Adapter Leica M Nx M Lens Adapter Novoflex Nikon Z Adapter Novoflex Leica T Adapter Eos Nik Nt Lens Adapter Novoflex Nex Nik Lens Adapter Novoflex Nx/min-af Lens Adapter Pixco Nik-fd Lens Adapter
Best Lens Filter For Portraits Sony E Mount Mirror Lens Sony E Mount T Adapter Sony Ps5 Vr Adapter Canon Eos R Xlr Adapter Eos Adapter 7mm Lens Radionar Kecay 42mm-nex Lens Mount Adapter Sharpest E Mount Zoom Lens Nikon P Mount Stuck On Rail Sony Mdr V6 Threaded Adapter