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:
B4 To Micro 4 3 Lens Adapter Mft To B4 Lens Adapter Canon C100 Fd Lens Adapter B3 To B4 Lens Adapter B4 Lens Adapter Cable B4 Lens Adapter For Sale B4 Lens Mount Adapter B4 To Ef Lens Adapter B4 To Eos Lens Adapter Fotodiox B4 Magic B4 To Mft Adapter
Sony A6000 Canon Ef Lens Adapter E Mount Cinema Lens Sony E Mount 18-105 S Mount Fisheye Lens Canon T5 Lens Adapter Nikon P900 Lens Adapter Zeiss Touit 1.8 32 E Mount Lens Pentax K21d K Mount Flash Light For Sony A7 E-mount Slr Magic 28mm F2.8 Sony E Mount