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:
Vemar Y2 43 Mm Lens Filter Electronic Lens Adapter 43 M43 37 To 43 Lens Adapter For Camcorder 37 Xume 77mm Lens Adapter Iphone 8+ 37 Lens Mm Adapter Lens Step Up Adapter 43-67 Lens Step Up Adapter 43-72 Lens Step Up Adapter 43-82 Sigma 43 Lens Adaptrr To E Mount Wide Anagle Adapter For Sony Rx10
Moment Lens Mount Iphone 12 Nikon D40x Lens Mount Bent Lens Mount On Canon 7d Canon Fd Mount Conversion Canon Efs Auf Ef Adapter Canon G11 Conversion Lens Adapter Sony Hvr Z7 Canon Lens Adapter Angenieux 12-120 To Nikon Mount Adapter Tamron Lenses Pentax Mount Sony 3.5 5.6 18-70mm A Mount