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Re: Dumb Pinter Question

From The Natural Philosopher <tnp@invalid.invalid>
Newsgroups comp.os.linux.misc
Subject Re: Dumb Pinter Question
Date 2023-03-07 10:31 +0000
Organization A little, after lunch
Message-ID <tu73pk$jmo$1@dont-email.me> (permalink)
References (8 earlier) <tu1j53$ned$1@reader2.panix.com> <17ydnXi6-MG65Zj5nZ2dnZfqnPednZ2d@earthlink.com> <6405822a@news.ausics.net> <tu4963$777$3@reader2.panix.com> <64065ef5@news.ausics.net>

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On 06/03/2023 21:45, Computer Nerd Kev wrote:
> John Forkosh <forkosh@panix.com> wrote:
>> At the moment, I've got 5,000+ pages to scan from large-format
>> paper notebooks. So "multiple scans" per page would be really
>> inconvenient. I already have to manually turn the pages, can't
>> use autofeed for bound notebooks, and each 152-page notebook
>> takes ~2.5hours to scan. Definitely a pain in the elbow.
> 
> That's the sort of thing where I'd definately use a digital camera
> and correct for the lens distortion in software, using a flatbed
> scanner would be entirely impractical for that if you're not
> willing to chop the spine off the notebooks and use a page feeder.
> 
> Scan Tailor is the software that I tried out for doing the
> post-processing (removing lens distortion, cropping) and it seems
> quite good. Post-processing with it is still a fair bit of work
> (hence I haven't got around to it) depending on how good your
> rig is, but you'd make up for that easily with time saved doing
> the actual scanning.
> 
> https://scantailor.org/
> 
> Rigging up something like the professional book scanning tables
> where you can lift up a piece of glass and then rest it down on
> the paper to make it sit flat after you turn each page might be
> worthwhile for your application as well.
> 
Some macro lenses are optimised for 'close ups' and may require less 
correction. I only ever had to correct engineering drawings, but those I 
traced anyway. And checked dimensions against the originals. For 
anything else a bit of pincushionn probably is acceptable.
People used to have process cameras for doing this with preicison


-- 
"When one man dies it's a tragedy. When thousands die it's statistics."

Josef Stalin

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Dumb Pinter Question pH <wNOSPAMp@gmail.org> - 2023-03-01 23:22 +0000
  Re: Dumb Pinter Question Rich <rich@example.invalid> - 2023-03-02 01:59 +0000
    Re: Dumb Pinter Question "28A.I873" <28A.I873@noabzba.net> - 2023-03-01 22:45 -0500
    Re: Dumb Pinter Question Joerg Lorenz <hugybear@gmx.ch> - 2023-03-02 07:04 +0100
      Re: Dumb Pinter Question The Natural Philosopher <tnp@invalid.invalid> - 2023-03-02 09:58 +0000
    Re: Dumb Pinter Question Rob van der Putten <rob@sput.nl> - 2023-03-02 10:34 +0100
    Re: Dumb Pinter Question The Natural Philosopher <tnp@invalid.invalid> - 2023-03-02 09:53 +0000
  Re: Dumb Pinter Question "28A.I873" <28A.I873@noabzba.net> - 2023-03-01 22:40 -0500
    Re: Dumb Pinter Question John Forkosh <forkosh@panix.com> - 2023-03-02 05:17 +0000
      Re: Dumb Pinter Question Michael Uplawski <michael.uplawski@uplawski.eu> - 2023-03-02 07:14 +0100
      Re: Dumb Pinter Question Michael Uplawski <michael.uplawski@uplawski.eu> - 2023-03-02 13:56 +0100
        Re: Dumb Pinter Question John Forkosh <forkosh@panix.com> - 2023-03-03 05:34 +0000
      Re: Dumb Pinter Question "28A.I873" <28A.I873@noabzba.net> - 2023-03-02 23:47 -0500
        Re: Dumb Pinter Question John Forkosh <forkosh@panix.com> - 2023-03-03 05:52 +0000
        Re: Dumb Pinter Question The Natural Philosopher <tnp@invalid.invalid> - 2023-03-03 09:00 +0000
          Re: Dumb Pinter Question "28A.I873" <28A.I873@noabzba.net> - 2023-03-04 02:36 -0500
            Re: Dumb Pinter Question Mike Scott <usenet.16@scottsonline.org.uk.invalid> - 2023-03-04 10:33 +0000
              Re: Dumb Pinter Question The Natural Philosopher <tnp@invalid.invalid> - 2023-03-04 10:42 +0000
                Re: Dumb Pinter Question Richard Kettlewell <invalid@invalid.invalid> - 2023-03-04 11:30 +0000
                Re: Dumb Pinter Question The Natural Philosopher <tnp@invalid.invalid> - 2023-03-04 11:56 +0000
                Re: Dumb Pinter Question "Carlos E.R." <robin_listas@es.invalid> - 2023-03-04 13:57 +0100
              Re: Dumb Pinter Question "28B.I874" <28B.I874@noabzba.net> - 2023-03-04 20:58 -0500
                Re: Dumb Pinter Question John Forkosh <forkosh@panix.com> - 2023-03-05 08:16 +0000
                Re: Dumb Pinter Question The Natural Philosopher <tnp@invalid.invalid> - 2023-03-05 13:32 +0000
                Re: Dumb Pinter Question John Forkosh <forkosh@panix.com> - 2023-03-06 08:36 +0000
                Re: Dumb Pinter Question Mike Scott <usenet.16@scottsonline.org.uk.invalid> - 2023-03-05 16:47 +0000
                Re: Dumb Pinter Question John Forkosh <forkosh@panix.com> - 2023-03-06 08:16 +0000
                Re: Dumb Pinter Question "28B.I874" <28B.I874@noabzba.net> - 2023-03-06 00:20 -0500
                Re: Dumb Pinter Question Computer Nerd Kev <not@telling.you.invalid> - 2023-03-06 16:03 +1000
                Re: Dumb Pinter Question John Forkosh <forkosh@panix.com> - 2023-03-06 08:44 +0000
                Re: Dumb Pinter Question "28B.I874" <28B.I874@noabzba.net> - 2023-03-06 08:46 -0500
                Re: Dumb Pinter Question "Carlos E.R." <robin_listas@es.invalid> - 2023-03-07 08:58 +0100
                Re: Dumb Pinter Question John Forkosh <forkosh@panix.com> - 2023-03-07 08:36 +0000
                Re: Dumb Pinter Question "Carlos E.R." <robin_listas@es.invalid> - 2023-03-07 11:39 +0100
                Re: Dumb Pinter Question not@telling.you.invalid (Computer Nerd Kev) - 2023-03-08 08:09 +1000
                Re: Dumb Pinter Question not@telling.you.invalid (Computer Nerd Kev) - 2023-03-08 08:13 +1000
                Re: Dumb Pinter Question John Forkosh <forkosh@panix.com> - 2023-03-08 05:42 +0000
                Re: Dumb Pinter Question Computer Nerd Kev <not@telling.you.invalid> - 2023-03-08 16:09 +1000
                Re: Dumb Pinter Question "28B.I874" <28B.I874@noabzba.net> - 2023-03-08 01:38 -0500
                Re: Dumb Pinter Question John Forkosh <forkosh@panix.com> - 2023-03-08 08:25 +0000
                Re: Dumb Pinter Question Computer Nerd Kev <not@telling.you.invalid> - 2023-03-08 19:28 +1000
                Re: Dumb Pinter Question The Natural Philosopher <tnp@invalid.invalid> - 2023-03-08 10:24 +0000
                Re: Dumb Pinter Question not@telling.you.invalid (Computer Nerd Kev) - 2023-03-09 08:23 +1000
                Re: Dumb Pinter Question The Natural Philosopher <tnp@invalid.invalid> - 2023-03-09 10:02 +0000
                Re: Dumb Pinter Question not@telling.you.invalid (Computer Nerd Kev) - 2023-03-10 08:16 +1000
                Re: Dumb Pinter Question "28C.I874" <28C.I874@noabgba.net> - 2023-03-09 20:46 -0500
                Re: Dumb Pinter Question The Natural Philosopher <tnp@invalid.invalid> - 2023-03-10 11:25 +0000
                Re: Dumb Pinter Question Rich <rich@example.invalid> - 2023-03-08 15:02 +0000
                Re: Dumb Pinter Question not@telling.you.invalid (Computer Nerd Kev) - 2023-03-07 07:45 +1000
                Re: Dumb Pinter Question "28B.I874" <28B.I874@noabzba.net> - 2023-03-06 20:20 -0500
                Re: Dumb Pinter Question pH <wNOSPAMp@gmail.org> - 2023-03-07 02:11 +0000
                Re: Dumb Pinter Question "28B.I874" <28B.I874@noabzba.net> - 2023-03-07 00:54 -0500
                Re: Dumb Pinter Question The Natural Philosopher <tnp@invalid.invalid> - 2023-03-07 10:45 +0000
                Re: Dumb Pinter Question The Natural Philosopher <tnp@invalid.invalid> - 2023-03-07 10:31 +0000
                Re: Dumb Pinter Question John Forkosh <forkosh@panix.com> - 2023-03-06 08:30 +0000
            Re: Dumb Pinter Question Dan Espen <dan1espen@gmail.com> - 2023-03-04 18:46 -0500
    Re: Dumb Pinter Question Rob van der Putten <rob@sput.nl> - 2023-03-02 10:44 +0100
      Re: Dumb Pinter Question The Natural Philosopher <tnp@invalid.invalid> - 2023-03-02 09:56 +0000
    Re: Dumb Pinter Question The Natural Philosopher <tnp@invalid.invalid> - 2023-03-02 09:55 +0000
  Re: Dumb Pinter Question Joerg Lorenz <hugybear@gmx.ch> - 2023-03-02 07:04 +0100
    Re: Dumb Pinter Question The Natural Philosopher <tnp@invalid.invalid> - 2023-03-02 09:57 +0000
      Re: Dumb Pinter Question Andreas Kohlbach <ank@spamfence.net> - 2023-03-02 21:50 -0500
        Re: Dumb Pinter Question The Natural Philosopher <tnp@invalid.invalid> - 2023-03-03 09:03 +0000
  Re: Dumb Pinter Question Computer Nerd Kev <not@telling.you.invalid> - 2023-03-02 16:44 +1000
    Re: Dumb Pinter Question The Natural Philosopher <tnp@invalid.invalid> - 2023-03-02 10:00 +0000
  Re: Dumb Pinter Question The Natural Philosopher <tnp@invalid.invalid> - 2023-03-02 09:50 +0000
    Re: Dumb Pinter Question Andreas Kohlbach <ank@spamfence.net> - 2023-03-02 21:56 -0500
      Re: Dumb Pinter Question Bobbie Sellers <bliss@mouse-potato.com> - 2023-03-02 22:14 -0800
      Re: Dumb Pinter Question The Natural Philosopher <tnp@invalid.invalid> - 2023-03-03 09:08 +0000
  Re: Dumb Pinter Question "Carlos E.R." <robin_listas@es.invalid> - 2023-03-02 14:44 +0100
    Re: Dumb Pinter Question pH <wNOSPAMp@gmail.org> - 2023-03-02 17:52 +0000

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