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 Iiix Lens Adapter Ricoh Gr Lens Adapter Nisi Lens Adapter For Ricoh Gr Iii Canon 5d Mark Ii Compact Flash Adapter Ricoh Canon Lens Adapter Ricoh Gr Iii Wide Angle Lens Adapter Ricoh Gr Lens M Mount
Use 50mm Filter Stepup 52mm Lens Nikon G To Mft Adapter Sony E Mount 210mm Sony Hdr As50 Mount Canon C Mount Bmpcc Nex-ea50u Metabones Adapter To Canon C Mount Lens On Gh4 Sony E-mount 55-210 Lens F4.5-6.3 Adapt Old Lenses For Mft Sony Xperia Mhl Hdmi Adapter