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 Lens Adapter Nisi Lens Adapter For Ricoh Gr Iii Ricoh Canon Lens Adapter Ricoh Gr Iii Wide Angle Lens Adapter Ricoh Gr Lens M Mount Tamron Rf Mount Lens
Panasonic S1h Lens Mount Pentacon Six Lens Mount Canon Eos 630 Lens Mount Ccd Canon Lens Adapter Fujifilm Finepix S2980 Lens Adapter E-mount Sony Large Aperature Autofocus Lens Panasonic L Mount Lens Chart Luth Ar Mba-1 Nikon P Mount Voigtlander 40mm F2 Sl-ii Nikon Mount Pentax-m 50mm F2 Mount