Many vision-system designers understand basic image-distortion effects and how to correct them, but they may need to account for the modulation transfer function (MTF) of a lens, too. The MTF ...

As outlined in March [3], all lenses exhibit variations in MTF as their three operational controls (iris, zoom and focus) are exercised during a production. Accordingly, the testing of a lens should, ...

Question: Lensmakers almost always quote the number of elements and groups of elements in their lenses, often with diagrams showing the relative position of the groups. Why? What can I learn from them ...

MTF Services has released a conversion kit to allow cinematographers and videographer to use Fujinon MK cine zoom lenses with the new RED KOMODO 6K camera, along with the Canon C70 4K camera. The MTF ...