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:
Sr610050 Light Lens And Filter Light Lens And Filter Sr610050 Sr610045 Light Lens And Filter Light Lens And Filter Sr610045 Lens Filter For Low Light Canon Macro Light Adapter Canon Ring Light Adapter Light Leak Lens Adapter Nikon 2x Lens Adapter Ring Light Adapter For Macro Lens
Filter For Macro Lens Olympus Sony A3000 E Mount Canon 7d Mount Screw Size Canob Lens Adapter For Fuji X-t3 Fringer Ef Fx Pro Ii Lens Adapter Mc Auto Lens Adapter Samsung S8 Lens Adapter Sony Adp-ama Auto-lock Shoe Adapter Tilt Shift Adapter Sony Alpha Sony E Mount Intervelometer