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:
Best Macro Lens For Pentax K Mount Pentax K Mount Macro Lens Adapter Lens For Macro C-mount Pentax Cosmicar Macro Zoom Lens Macro Lens Pentax Mount Smc Pentax-a 50mm Macro Lens Mount Pentax Matched Macro Adapter 1 1 Pentax K Mount Lenses Macro Used 50mm Macro Pentax K Mount Voigtlander Lenses Pentax Mount
Solar Filter For Nikon Lens Nikon D5100 Mount Type Nikon Z Mount Fisheye Canon 35-80mm F 4-5.6 Ef Mount Lens Sigma E Mount Pancake Lens X Mount Cinema Lens Altix To Nikon Adapter Haz Never Worked Nikon D3200 Wireless Adapter Sony Xbr Av Adapter Tokina Sony E Mount Zoom