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Hi K-H, This could be a manifestation of astigmatism (if that is case, Kolari mod would lessen it!) and not pincushion distortion. Drop a line to Dr. Brian Caldwell who can pin point it.This lens seems to suffer quite a bit of pincushion distortion.
Correcting for it, as in the following image, sacrifices a lot of image area. :banghead:
Thanks Vivek, I did. He doesn't think astigmatism is the culprit.Hi K-H, This could be a manifestation of astigmatism (if that is case, Kolari mod would lessen it!) and not pincushion distortion. Drop a line to Dr. Brian Caldwell who can pin point it.
Thanks, K-H!Thanks Vivek, I did. He doesn't think astigmatism is the culprit.
Do any tests come to mind to explore this issue further? TIA.
Gorgeous shot." The Strawberry Moon Over Lake Lugano II "
The Strawberry Moon Lake Lugano II by Werner Utsch, on Flickr
Congrats Barry
Thanks Ute, I know that you meant that with good intentions ...I think congrats may all depend on ones outlookCongrats Barry
Hope it stays as the UK.Unfortunately we now have a country pretty divided :cussing: & :clap: which is definitely not such a good thing