Ah, I assumed you were referring to our earlier thread. Apologies. On Mon, Oct 6, 2014 at 7:23 PM, Rob Studdert <distudio.p...@gmail.com> wrote: > PJ has a purple fringing problem? How unfortunate :( > > On 7 October 2014 11:19, Darren Addy <pixelsmi...@gmail.com> wrote: >> Well, I zoomed to the 29 minute mark. I don't think his explanation >> really applies in the case of P.J.s photo because I don't think the >> fringing is in front of the plane of focus. It is just around the >> transition area of white (to darker). I'm sure that if Zeiss would >> send P.J. an Otus 85mm for use on his K-5II he would be happy to try >> to see if it makes the problem go away, however. Sadly, it is only >> currently preorderable (is that a word?) for Nikon/Canon. >> >> It is still possible that it is an artifact of post-processing. >> A question for P.J. >> I'm assuming, P.J. that you see it in the RAW files also, before >> processing or compression? >> >> I've seen some derogatory comments on the web about purple fringing >> being an issue commonly known (as in, a given) regarding Sony sensors. >> No idea if that is mularkey or not - or was possibly true at some >> times and not others? >> >> >> >> On Mon, Oct 6, 2014 at 7:06 PM, Darren Addy <pixelsmi...@gmail.com> wrote: >>> The first time I tried watching that video (a week or so ago) it >>> literally put me to sleep, in the middle. >>> I'll have to give it another try in the morning when I am full of caffeine. >>> >>> On Mon, Oct 6, 2014 at 6:42 PM, Rob Studdert <distudio.p...@gmail.com> >>> wrote: >>>> Hi Guys, >>>> >>>> As much as I don't like Matt this video where he interviews Dr Hubert >>>> Nasse from Zeiss contains some interesting info (and displays Matt's >>>> ignorance of even basic optics) particularly at around 29 mins where >>>> there is an explanation of the reason that purple fringing occurs when >>>> using old fast optics. >>>> >>>> https://www.youtube.com/watch?v=9cnEnRADDLo >>>> >>>> Cheers, >>>> >>>> -- >>>> Rob Studdert (Digital Image Studio) >>>> Tel: +61-418-166-870 UTC +10 Hours >>>> Gmail, eBay, Skype, Twitter, Facebook, Picasa: distudio >>>> >>>> -- >>>> PDML Pentax-Discuss Mail List >>>> PDML@pdml.net >>>> http://pdml.net/mailman/listinfo/pdml_pdml.net >>>> to UNSUBSCRIBE from the PDML, please visit the link directly above and >>>> follow the directions. >>> >>> >>> >>> -- >>> Photographers must learn not to be ashamed to have their photographs >>> look like photographs. >>> ~ Alfred Stieglitz >> >> >> >> -- >> Photographers must learn not to be ashamed to have their photographs >> look like photographs. >> ~ Alfred Stieglitz >> >> -- >> PDML Pentax-Discuss Mail List >> PDML@pdml.net >> http://pdml.net/mailman/listinfo/pdml_pdml.net >> to UNSUBSCRIBE from the PDML, please visit the link directly above and >> follow the directions. > > > > -- > Rob Studdert (Digital Image Studio) > Tel: +61-418-166-870 UTC +10 Hours > Gmail, eBay, Skype, Twitter, Facebook, Picasa: distudio > > -- > PDML Pentax-Discuss Mail List > PDML@pdml.net > http://pdml.net/mailman/listinfo/pdml_pdml.net > to UNSUBSCRIBE from the PDML, please visit the link directly above and follow > the directions.
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