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:
La Ea4 Lens Adapter Canon G12 Lens Adapter La-dc58k Canon La-dc58l Lens Adapter Canon Lens Adapter La-dc58c Conversion Lens Adapter La Dc58g La 62l820t Lens Adapter La Dc58e Lens Adapter La Ea3 Lens Adapter Lens Adapter La Dc58l Nikon Dslr Lense Mount
Sony Rx100 Iv Lens Filter Canon To Mft Adapter Nikon Z6 Lens Mount Nikon To Sony Adapter Autofocus Sony Fs5 V Mount Konica Hexanon To Canon Adapter Viewz 3.8mm F2.4 Pinhole Lens With Cs-mount Adapter Nikon Lenses To Fourthirds Cameras Sony Rx0 0.7 Wide Angle Adapter Sony Alpha 7ii E-mount 50mm F 1.8