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:
Canon Rf Lens Adapter Ef To Rf Lens Adapter Canon M To Rf Adapter Ef Rf Lens Adapter Mft To Rf Adapter Nikon To Rf Adapter Sony To Rf Adapter Contax Rf Lens Adapter Lens For Rf Mount Sony 3 Mount 35mm 2.8
Kaleidoscope Prism Camera Lens Filter 58mm Camera Cpl Filter Lens Action Cam Lens Adapter Canon 60 D Lense Mount Fotodiox Pro Lens Adapter Olympus Zuiko Panasonic Lumix Dmc-lx100 Lens Adapter Reverse Mount Camera Lens Sigma Art Lens Mount E-type Nikon F-mount Lenses Wiring Adapter From Ford F150 To Sony