Figure 1. Shown here is the same degree of pincushion (a positive geometric distortion) for a 4:3 aspect ratio image and a 16:9 aspect ratio image. The percentage of distortion is visibly greater in ...
One of the biggest challenges lens makers face is keeping pace with higher sensor resolutions. “The optics are not evolving quickly enough to keep up with changing camera resolution,” said Craig ...
If you have ever played around with lenses, you’ll know that a convex lens can focus an image onto a target. It can be as simple as focusing the sun with a magnifying glass to burn a hole in a piece ...