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:
Nikon Macro Reverse Ring Adapter Reverse Macro Adapter Canon Macro Reverse Lens Adapter Ring Bayonet To Canon Ef Adapter Canon Macro Reverse Adapter Ring Macro Camera Lens Reverse Adapter Macro Photography With Reverse Lens Adapter Reverse Macro Lens Adapter Nikon Macro Reverse Adapter Nikon Nikon 52mm Reverse Macro Adapter
Freewell Light Pollution Reduction Camera Lens Filter Pentax Pk Vs K Mount Sigma Art Lens Canon Mount Olympus Om-d E-m5 Mark Ii Lens Adapter Vivitar Ring Flash Replacement Lens Adapters Olympus Pen E-p3 Lens Mount Sigma Nikon Mount Lens Calibration Tool Nikon Z Mount 50mm 0.95 Remove Sigma Mount For Pentax Mount Sony Fe 55mm F1.8 Mount