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:
1 3 To 2 3 Lens Adapter 4 3 Lens Adapter 2 3 Lens Adapter Sigma 70-210mm F.2.8 Apo Canon Ef Mount Fujifilm Xt1 Lens Adapter 1 2 Lens Adapter C Y Lens Adapter Zeiss Cp.2 15mm T2.9 Mft Mount Lens Zeiss Cp.2 50mm T2.1 Ef Mount Lens Zeiss Cz.2 70-200mm T2.9 Ef Mount Lens
Cloudy Lens Filter Film Photography 52mm Safety Uv Lens Filter Sony Ps Vr Adapter Canon 70d Headphone Jack Adapter Canon M6 Adapter Ef Iphone 11 Pro Lens Adapter Canon 100mm F/4 Macro Fd Mount Lens Iphone 5 Total Back Lens Adapter 1 2 Inch Bayonet Lens Mount Graflex Speed Graphic 4x5 Lens Mount