Archived posting to the Leica Users Group, 2005/06/10

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Subject: [Leica] Gray card not 18% Erwin
From: mark at rabinergroup.com (Mark Rabiner)
Date: Fri Jun 10 10:51:17 2005
 
On 6/10/05 10:42 AM, "John O. Newell" <john.o.newell@comcast.net> typed:

>> Over the years one of the more interesting things I've learned on the LUG
>> was that the gray card is not real middle gray.
> 
> I've heard John Shaw say the same in a workshop.  There may be something in
> one of his books on this, but I don't have any of them handy this time of 
> day.
> 
> John Newell
> 
> 
Well if Tims thing is right then every time you use a gray card you're over
exposed a half stop. No wonder we're so over exposed!
I think the universe is off a half stop in the other direction so it all
balances out.


Mark Rabiner
Photography
Portland Oregon
http://rabinergroup.com/
Replies: Reply from mark at rabinergroup.com (Mark Rabiner) ([Leica] Gray card not 18% Erwin)
 In reply to: Message from john.o.newell at comcast.net (John O. Newell) ([Leica] Gray card not 18% Erwin)