[Leica] Gray card not 18% Erwin

[s.jessurun95 at chello.nl (animal)]

http://www.imx.nl/photosite/technical/exposuremeter.html
best regards
simon jessurun
amsterdam

----- Original Message ----- 
From: "Mark Rabiner" <mark@rabinergroup.com>
To: <lug@leica-users.org>
Sent: Friday, June 10, 2005 6:25 PM
Subject: [Leica] Gray card not 18% Erwin


> 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. It's off a few degress for
> some reason from 18%. Or that 18% should be 19%.
> Erwin had the skinny on it but I can't find it on his website.
>
> Anybody know where to find that stuff or care tell me what it is?
>
> I find it fascinating that one of the starting points, the givens, of
> photography is really not really on the money.
> It's always something! :)
>
> But I want to know what it is I'm all organized with my notes and 
> everything
> now.
>
>
> Mark Rabiner
> Photography
> Portland Oregon
> http://rabinergroup.com/
>
>
>
>
>
> _______________________________________________
> Leica Users Group.
> See http://leica-users.org/mailman/listinfo/lug for more information