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:
Ricoh Gr Iii Lens Filter Ricoh Gr Ii Lens Filter Ricoh Gr Ii Lens Adapter Ricoh Gr Iii Lens Adapter Ricoh Gr Iiix Lens Adapter Sony A7 E Mount Nisi Lens Adapter For Ricoh Gr Iii Ricoh Canon Lens Adapter Ricoh Gr Iii Wide Angle Lens Adapter Ricoh Gr Lens M Mount
Nikon Lens Canon Adapter 2 Inch T-adapter Nikon Canon Cinema Camera Ef Mount Adapter From Canon To Nikon Camera Lens Hood Adapter Ring Letus Extreme 35mm Lens Adapter Sony A3 Lens Mount Nikon C-da C-mount Iso Camera Adapter 1x 500 Mm Lense Nikon Mount Sony Bc-qz1 Duck Adapter