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:
Lumix Gh4 Lens Mount Sony Xlr K1m Adapter Lumix Gh4 Canon Lens Adapter Lumix Gh4 Lens Adapter Panasonic Lumix Gh4 Lens Mount Canon 7d Lens Adapter To Lumix Gh4 Lumix Gh4 Adapter Canon Commlite Active Lens Adapter Panasonic Lumix Dmc-gh4 Lens Mount Lumix Gh4 Nikon Adapter
Fastest E Mount Lens Canon Fd To X-mount Converter Sigma 18-50mm F2.8 Ex Dc Canon Mount Canon 7.4 V Adapter Canon Eos R10 Lens Adapter Dual Wet Lens Adapter Ricoh Xr7 Lens Mount Sony Rx100 Lens Mount Nikon Z Mount Will Sony Cd Changer Adapter