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:
Yashica Fx 3 Lens Mount Yashica Fx 3 Super 2000 Lens Mount Full-frame Canon Ef-mount Dslr Yashica Fx-103 Lens Mount Yashica Fx-2 Lens Mount Yashica Fx-7 Lens Mount Yashica Fx-d Lens Mount Yashica Fx-d Quartz Lens Mount Yashica To Pentax K Adapter Yashica To Sony Adapter
Canon Mf3010 Wireless Adapter Canon Ef To Samsung Nx Adapter Samsung To Canon Lens Adapter Sony Smartwatch Band Adapter Adapter For Canon Eos R Nikon Fc-e9 Fisheye Lens Canon Eos Adapter Efs Lens Adapter For 5d Sony A5100 Nikon Af Lens Adapter Using Nikon S-mount Lense Mhl Adapter Sony Xperia Z3