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:
Tokina To Canon Adapter Pronto Autofocus Lens Adapter Tokina Sony E Mount Adapter Tokina 12-24 Canon Fuji X Mount Tokina 17mm Fd Lens Adapter Tokina Lens Adapter For Nikon E Mount Tokina 400mm Lens Tokina E Mount Lens Tokina Lens C Mount Tokina Z Mount Lens
Nikon G Lens To L-mount Adapter Canon Lah Dc20 Conversion Lens Adapter Sony Srs Xb3 Adapter Sony E Mount Lineup Canon Power Zoom Adapter Settings Samsung Ex1 Lens Adapter 3d Print 20mm Lens Mount Sigma F Mount Lens Zoom Tamron Af F4.5-5.6 80-210mm Lens A-mount Sony Fx6 Xlr Adapter