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:
Dxo One Optical Lens & Filter Adapter 1 3 To 2 3 Lens Adapter 4 3 Lens Adapter 2 3 Lens Adapter Sigma 10-20mm F4-5.6 Dc Hsm Canon Mount 1 2 Lens Adapter C Y Lens Adapter Lens Adapter 4 U Dxo Mark Sony E Mount Lens Sony E Mount Lenses Dxo
Sunpak 67 Mm Lens Filter 8190231 Light Lens And Filter Canon R10 Lens Mount Nikon 105mm Macro Z Mount Nikon 1 V3 Lens Adapter Kodak Wide Angle Retina S Mount Lens Nikon D800e Lens Mount Broke Nikon Em Eyepiece Adapter V-mount Battery Adapter For Sony Ex1 Sony Smallest E Mount Camera