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:
Olympus Tg-6 Lens Adapter A Mount Zoom Lens Minolta To Olympus Lens Adapter Nikon Olympus Lens Adapter Olympus Lens Mount Adapter Olympus Om D Lens Adapter Olympus Pen Lens Adapter Olympus Tg 4 Lens Adapter Olympus E510 Lens Mount Olympus Canon Lens Adapter
Gobe Ndx 82mm Variable Nd Lens Filter E Mount 1.2 Lens Widest Sony E Mount Lens Cameras With Leica M Mount M42 Lens Adapter Infinity Focus 17 50 Mm E Mount Lens Kipon Ef Mft Adapter Sigma 17 50 Nikon 200-500mm F Mount Sony 35mm1.8 E Mount Sony E Mount Thread