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:
Board Camera Lens Adapter Cambo Lens Board Adapter Fuji Gx680 Lens Adapter Board Graflex Lens Board Adapter Linhof Lens Board Adapter Sinar To Linhof Lens Board Adapter 24 Mm Pentax K Mount Lens S Mount Board Lens Toyo Lens C Mount Toyo Lens K Mount
Lens Filter 18-55 Nikon 3300 Nikon F Photomic Ftn Battery Adapter Canon Lens To Ikon Mount Lens Adapter Rings Canon Lensmate Adapter For The Canon Powershot S100 300m K Mount Lens Canom Mirrorless Cameras Lens Mount Metabones Nikon Z Adapter Nikon F Adapter Compatibility Sony Ericsson Female Adapter