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:
Lens To Scope Adapter 50mm Z Mount Lens Kenko Teleconverter Sony E Mount Kenko Lens2scope Adapter For Canon Corrective Lens Adapter For Firearm Scope Lens To Scope Eos Adapter Rifle Scope Lens Adapter Spotting Scope Lens Adapter E-mount Kenko 400mm Mirror Lens Kenko Lens2scope Adapter For Nikon
Canon Ef To Sony A7 Adapter Nikon Ai Mount Lenses Nikon T Ring And Adapter Canon Ef Mount Specification Size Canon Ef-eos M Bajonett Adapter Sony Aps-c Adapter Lens E Mount Lens Bundle Nikon F Threaded Adapter Diy Shift Adapter Sony Nex Iphone 5 Adapter For Sony Speaker Dock