Olympus-OM
[Top] [All Lists]

Re: [OM] IMG: More Experiments with ETTR

Subject: Re: [OM] IMG: More Experiments with ETTR
From: Chris Barker <ftog@xxxxxxxxxxxxxx>
Date: Fri, 9 Sep 2011 12:40:25 +0100
Apart from what you and Jim have managed to work out for yourselves, Moose, I 
have always found it a rather confusing principle.  "Expose to the Right" 
implies pushing the histogram to the right, whereas "Expose for the Right" (or 
for the shadows, as John H suggests) would be far clearer.

Chris

On 9 Sep 2011, at 05:20, Moose wrote:

> OK, I'll admit to some confusion. The subject is ETTR (Expose To The Right). 
> That means, in common usage, pulling 
> exposure down (usually negative EV compensation) in order to avoid highlight 
> clipping. In ideal ETTR of typical 
> subjects, just a few pixels may reach a value of 255 in one or more channels, 
> but no pixels, in any channel, would have 
> required a higher value, if it were available, but were clipped to 255.

-- 
_________________________________________________________________
Options: http://lists.thomasclausen.net/mailman/listinfo/olympus
Archives: http://lists.thomasclausen.net/mailman/private/olympus/
Themed Olympus Photo Exhibition: http://www.tope.nl/

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