Archived posting to the
Leica Users Group, 2011/10/19
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Subject: [Leica] Canon 1D X -- the real marker to the end of the mega-pixel wars?
From: imagist3 at mac.com (George Lottermoser)
Date: Wed, 19 Oct 2011 11:00:28 -0500
References: <506FA546-28CA-45F3-AD85-D2E9F47A781E@mac.com> <80F9701439F20347874CE5E4E03C22E913334145@WhizzMAIL01.whizz.org> <CA+yJO1At4iUBL+vjXaSbd1P0xuubJsboTbWma7kSSXk-kQjkow@mail.gmail.com> <CAF8hL-GkCqThdFneF3ncnWhMCxNAi-tD3BU3PsVgtEaUwpMnaQ@mail.gmail.com> <40BBBB21-52C0-47CE-BA2B-8021493A6A2D@mac.com> <1318974263.71324.YahooMailNeo@web39301.mail.mud.yahoo.com> <CA+yJO1D65Wdm--qbyYij48etLvsmv5OUeH8TCw9MtYFx5a0cYg@mail.gmail.com> <CAF8hL-HepCDUfuKg3qAj5EB6yvEkrkOFAVwP+3ALgVK1pWqA=w@mail.gmail.com> <CAAsXt4P6T8=+wjRGukMH+orF7oB9PSipGjJXB14DfeB-O7D=KQ@mail.gmail.com> <CAH1UNJ1w0HrmjbtPuB8okiZ_yCt=+Pe07fzKc9D4kX2q8m6S5A@mail.gmail.com> <342873FE-14A8-41D4-83C2-B4044D56E0CB@mac.com> <CAAsXt4OHfJuQcjmRXBzKkZOSbCaVDJ5=2cp7gzFy6xq989qnUQ@mail.gmail.com> <269F0D50-55B3-464E-AF58-C1BC0F8EC170@mac.com> <7EF06A9E-789F-4C73-A6DC-08151A18918D@gmail.com>
On Oct 18, 2011, at 11:38 PM, Bob Adler wrote:
> You are correct of course. The holder for my back, on the Alpa system,
> comes with gaskets that are between .01 and .05mm, in .01mm increments.
> You have to calibrate your back, as in this video:
> http://www.optechsdigital.com/Videos.html
> Scroll down to the three videos under Shimming the Alpa.
>
> So when I did it to my system, .01mm made all the difference. Pretty
> sensitive!
Interesting.
It's unclear to me where the ground glass comes into play.
If you've shimmed for the sensor
and placed the ground glass on that same adapter
you've also shimmed the ground glass
(or am I missing something?)
Regards,
George Lottermoser
george at imagist.com
http://www.imagist.com
http://www.imagist.com/blog
http://www.linkedin.com/in/imagist
Replies:
Reply from rgacpa at gmail.com (Robert Adler) ([Leica] Canon 1D X -- the real marker to the end of the mega-pixel wars?)
In reply to:
Message from abridge at mac.com (Adam Bridge) ([Leica] Canon 1D X -- the real marker to the end of the mega-pixel wars?)
Message from john at mcmaster.co.nz (John McMaster) ([Leica] Canon 1D X -- the real marker to the end of the mega-pixel wars?)
Message from images at comporium.net (Tina Manley) ([Leica] Canon 1D X -- the real marker to the end of the mega-pixel wars?)
Message from richard at richardmanphoto.com (Richard Man) ([Leica] Canon 1D X -- the real marker to the end of the mega-pixel wars?)
Message from zoeica at mac.com (Chris Williams) ([Leica] Canon 1D X -- the real marker to the end of the mega-pixel wars?)
Message from rcmphoto at yahoo.com (R. Clayton McKee) ([Leica] Canon 1D X -- the real marker to the end of the mega-pixel wars?)
Message from images at comporium.net (Tina Manley) ([Leica] Canon 1D X -- the real marker to the end of the mega-pixel wars?)
Message from richard at richardmanphoto.com (Richard Man) ([Leica] Canon 1D X -- the real marker to the end of the mega-pixel wars?)
Message from rgacpa at gmail.com (Robert Adler) ([Leica] Canon 1D X -- the real marker to the end of the mega-pixel wars?)
Message from jayanand at gmail.com (Jayanand Govindaraj) ([Leica] Canon 1D X -- the real marker to the end of the mega-pixel wars?)
Message from imagist3 at mac.com (George Lottermoser) ([Leica] Canon 1D X -- the real marker to the end of the mega-pixel wars?)
Message from rgacpa at gmail.com (Robert Adler) ([Leica] Canon 1D X -- the real marker to the end of the mega-pixel wars?)
Message from imagist3 at mac.com (George Lottermoser) ([Leica] Canon 1D X -- the real marker to the end of the mega-pixel wars?)
Message from rgacpa at gmail.com (Bob Adler) ([Leica] Canon 1D X -- the real marker to the end of the mega-pixel wars?)