Perhaps, but I don’t scan charts. I scan photos, and I like the results I get at 4800 when printed, not pixel peeking.
> On May 1, 2023, at 11:55 AM, Ralf R Radermacher <fotor...@gmx.de> wrote: > > Am 01.05.23 um 17:42 schrieb Paul Stenquist: >> I scan slides on my Epson V850 Pro flatbed scanner. ... The epson will scan >> them at 4900 dpi native, generating very nice hi-kres files. > > You might as well scan at 2400 instead of 4800 and save a lot of time. > > From the test report by filmscanner.info: > > "In the scan our our USAF-test chart at 4800 ppi resolution (left > image), the horizontal lines of the elements 5.3 and the verical lines > of the element 5.5 can just be distinguished. According to our > resolution chart, this equals an effective resolution of about 2300 ppi." > > https://www.filmscanner.info/en/EpsonPerfectionV850Pro.html > > See also: > https://www.sebastian-schlueter.com/blog/2017/3/10/optimum-resolution-sharpening-settings-for-epson-scanners > > Ralf > > -- > Ralf R. Radermacher - Köln/Cologne, Germany > Blog : http://the-real-fotoralf.blogspot.com > Audio : http://aporee.org/maps/projects/fotoralf > Fotos : https://www.fotocommunity.de/user_photos/770012 > -- > %(real_name)s Pentax-Discuss Mail List > To unsubscribe send an email to pdml-le...@pdml.net > to UNSUBSCRIBE from the PDML, please visit the link directly above and follow > the directions. -- %(real_name)s Pentax-Discuss Mail List To unsubscribe send an email to pdml-le...@pdml.net to UNSUBSCRIBE from the PDML, please visit the link directly above and follow the directions.
