09-05-2020, 03:44 PM
Hi Steve, Your calculation is much more rigorous than mine was. It took me a while to follow your working but I'm now convinced and agree your 8.3 lines. So a distortion of 3.5%. I would have thought that might be noticeable of some images.
I've updated my web page.
Many thanks,
Peter
I've updated my web page.
Many thanks,
Peter







