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:
3rd Party Lens For Canon Rf Mount Pentacon Six To Nikon F Adapter Pentacon 6 Lens Mount Pentacon Six Adapter Canon Pentacon Six Lens Adapter Pentacon Six Adapter Nikon Pentacon 6 Pentax 645 Adapter Pentacon Six Pentax Adapter Pentax 645 Pentacon Adapter Pentacon Six Adapter Sony
Uv Cpl Fld Lens Filter Fujifilm X30 Lens Hood And Filter Kit Mft Tilt Shift Adapter Mft To Pl Adapter Nikon Wu-1b Wireless Mobile Adapter Bmpcc 4k To Nikon F Lens Adapter Fuji X Mount Lens Rental Sony Minolta Mount Lenses Adapter Pentax K Lenses To Fourthirds Cameras Mikaton Sony A Adapter