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 Magic Lens Adapter Mft To B4 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 Panasonic Gx7 Lens Mount Fotodiox B4 Magic B4 To Mft Adapter
Stove Top Filter With Light Lens Adapter Canon Eos M3 Canon Reverse Lens Adapter With Af Coupler Variable Nd Lens Adapter C Mount Nir Lens Nikon D3200 Wireless Adapter Apple T2 Adapter Nikon D3100 Nikon M 223 Irt Mount 28mm Fisheye Adapter Sony Sony A7iii Sigma Mount