Archived posting to the Leica Users Group, 2013/10/04

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Subject: [Leica] Auto ISO
From: george.imagist at icloud.com (George Lottermoser)
Date: Fri, 04 Oct 2013 15:14:59 -0500
References: <D081BEA2-0FD5-4700-95E9-F125B060C7E1@acm.org> <CAAsXt4OyjVt4N5Cx4fgjYkbSN5Lo37iVPXC=O_3FppC62BFBCA@mail.gmail.com> <80F9701439F20347874CE5E4E03C22E9CDE2ACC3@WhizzMAIL01.whizz.org> <0171C3C9-D25D-4852-BBAA-03695B57B4B6@acm.org> <80F9701439F20347874CE5E4E03C22E9CDE2BFBE@WhizzMAIL01.whizz.org>
 
On Oct 3, 2013, at 1:34 AM, John McMaster wrote:

> Shoot a white swan: increase exposure by compensation or any automatic 
> system will want it to be gray. Shoot a black cat and decrease exposure 
> for same reason.

Really depends on whether the white swan, or black cat, fills the frame.
If half the frame is a white swan and the other half is a black cat
your "auto exposure" will render them perfectly.

Basic photography 101.

Basic photography 201 = zone system understanding.

YMMV

Regards,
George Lottermoser 
george at imagist.com
http://www.imagist.com
http://www.imagist.com/blog
http://www.linkedin.com/in/imagist
Replies: Reply from john at mcmaster.co.nz (John McMaster) ([Leica] Auto ISO)
Reply from images at comporium.net (Tina Manley) ([Leica] Auto ISO)