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:
Pentax Q Lens Adapter Pentax 645z Lens Mount Lens Adapter For Pentax Pentax 645z Lens Adapter Pentax 645z Lens Adapter Rb67 Pentax K-1 Lens Adapter Pentax Lens To Lens Adapter Nikon 1 J3 Wireless Adapter Pentax 645z Hasselblad Adapter Pentax 645z Tilt Shift Adapter
Lens Hood Versus Uv Filter Canon 7 Rangefinder Lens Mount Nikon Canon Adapter Af Fujifilm Xt 1 Mount E Mount Lens Rental Nyc Sony E Mount Lens Fe Or F Problems With Nikon Wireless Adapter Nikon Ai Mount D3100 Sigma Nikon Mount Lense 50mm E Mount Sony Baby Portraits