Roman Kielich® wrote:
> RMS is a standard deviation from measurement of density D=1 on a
> photographic film using a microdensitometer with aperture of 48 microns...etc.
Snip.
Thanks for that garbled quote from Kodak's website Roman.
I read your interpretation about 10 times and it still made no sense whatsoever.
Why not just give us the original URL of your source, and save space.
That's here, I believe:
http://www.kodak.com/country/US/en/motion/programs/student/handbook/sensitometric6.shtml
or here:
http://www.kodak.com/country/US/en/motion/support/h1/exposure.shtml#graininess
Regards, Photoscientia.
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