I Dare You!

by peter_budo

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5
votes
4answers
881 views

what does lens correction in photo software do?

I shoot most of my pictures with a Sigma 17-50 F2.8 lens on my Canon 450D in RAW. And I process the RAWs in Canon's free software, DPP (Digital Photo Professional). This software has one feature ...
5
votes
2answers
242 views

Did film photography have lens correction counterparts?

Were there ever any tools to correct for lens distortion in the film-only era? I'm thinking a device that contained a lens system that you could alter, or a soft workable lens that you could fine ...