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:
46mm Light Pollution Lens Filter Platinum 46mm Uv Lens Filter Black Platinum 46mm Uv Lens Filter 23 Mm Flat Lens Filter Ef Lens With Filter Thread Of 46mm Lens Filter 46mm Jb Hi Fi Nikon F4 Lens Mount Sony 23 Mm E Mount 46mm 37mm Lens Adapter 46mm Wide Angle Lens Adapter
Pentax K1000 Lens Mount Type Sony Mirrorless E Mount Sony 11 18mm E Mount Sigma 50mm Canon Mount Canon La-dc58h Conversion Lens Adapter Leica Slr Camera Adapter Accelerator Adapter Lens Do Alexa Mini Interchangeable Lens Mounts Minolta A Mount Lens Compatibility Pentax Adapter Sony A7