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:
Beastgrip Pro Lens Adapter Universal Camera Lens Adapter Beastgrip Universal Lens Adapter Zeikos Universal Lens Adapter Sony 85mm 1.8 A Mount Beastgrip Dof Lens Adapter Beastgrip Lens Adapter And Rig System Beastgrip Lens Adapter For Nikkor Universal Fisheye Lens Adapter Beastgrip Dof Adapter Mk2 Sony E
Hoya Uv Lens Filter 55mm Nikon F To Micro 4 3 Adapter Nikon To Sony Af Adapter Sigma 18-35 Sony A Mount Canon Adapter For Fd To Ef Lenses Panasonic Leica R Lens Adapter Nikon Lens Eyepiece Adapter Best Fixed Focal Length Sony A-mount Lens Super Telephoto Lens F Mount Nikon To Gfx Af Adapter