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:
Ef M Lens Adapter Ef S Lens Adapter A Mount Prime Lens Canon Ef/ef-s Lens Mount Canon Ef/ef-s Lens Adapter Vello Auto Lens Adapter For Canon Ef/ef-s Adapter For Ef S Lens Ef Lens To T Adapter Ef To Ef Lens Adapter Ef To Ef M Lens Adapter
Prism Lens Fx Kaleidoscope Filter Tamron 70-200 G2 Lens Filter Canon Xl Lens Mount Sony A6400 Lens Mount Mft To B4 Lens Adapter Sony A600 Nikon Lens Adapter Nikon Mount Vs Minolta Sony Full Frame Adapters Sony Rx100 Ii Charging Adapter Sony Vesa Adapter V001