kfconcept
Please note: our M42 adapter ring could not be suitable for Pentax Takumar Super Takumar Carl Zeiss M42 series(aperture pin does not fully depress, small tabs sticking out), as ours depresses the aperture pin all the way down
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:
Adapter Ring Stuck On Lens Fotodiox Adapter Stuck On Lens Lens Adapter Stuck On Camera Sirui Anamorphic Lens Ef Mount Canon Adapter Stuck On Nikon Lens Lens Adapter Ring Stuck Minolta Lens Stuck On Adapter Nikon Lens Adapter Stuck Vivitar Lens Stuck To Adapter Pentax M42 Adapter Stuck
Nikon P1000 Lens Nd Filter Canon Ef R Adapter Nikon N65 Lens Mount Sigma 18-35mm F/1.8 Sony E Mount Samsung Nx300m Lens Adapter A Mount Manual Focus 85mm Lens E Mount Vlog Lens Long Distanc Lens Cannon Mount Tamron Art Lens Nikon Mount Best Buy Sony Cassette Adapter