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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:
Sony 16-50mm Lens Nd Filter Fujifilm Gfx 50r Lens Adapter Fuji Gfx Lens Adapter Fuji Gfx Nikon Adapter Fuji Gfx To Nikon Adapter Fuji Gfx Canon Adapter Fujifilm Gfx 50r Mount Size Fuji Gfx 50r Adapted Lens Gfx 50r Adapted Lens Fuji Gfx Pentax Adapter
Best Lens Filter For Indoor Photography Sony E Mount Zeiss 55mm F1 8 Sony Nex Lens Adapter Canon 90d Ef-s Mount Canon Efm To E Mount Canon 50mm 1.8 Macro Adapter Panasonic S1 Canon Adapter Best Lens Adapter For Gh5 Pentax Stereo Adapter 3d Set Sony E Mount E Mount ? ?