Olympus-OM
[Top] [All Lists]

Re: home made gray card was [OM] what happend to my flash shots?!

Subject: Re: home made gray card was [OM] what happend to my flash shots?!
From: Acer/Siddiq <waltherppk@xxxxxxxxxxxxx>
Date: Fri, 25 Jan 2002 14:40:02 -0800
1/25/02 12:09:23 AM, "Jon Wichman" <jwichman@xxxxxxxxxxxxx> wrote:

>> should be 128 R, G, B, not R G G
>That would be 50 0rey - not 18%.
>Shouldn't that be (ok, who has a calculator?)?
>
>(255/18) R  (255/18) G  (255/18) B ?
>
>Or, 0C, 0Y, 0M,  (255/18)K ?

18 0ray IS assumed 50% reflectivity. unless I'm completely wrong.

/A/S
--
dum spiro, spero
http://users2.ev1.net/~wesiddiquis/siddiq/



< This message was delivered via the Olympus Mailing List >
< For questions, mailto:owner-olympus@xxxxxxxxxxxxxxx >
< Web Page: http://Zuiko.sls.bc.ca/swright/olympuslist.html >


<Prev in Thread] Current Thread [Next in Thread>
Sponsored by Tako
Impressum | Datenschutz