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[OM] Re: Another "my e-3 is here" email..

Subject: [OM] Re: Another "my e-3 is here" email..
From: Jan Steinman <Jan@xxxxxxxxxxxxxx>
Date: Sun, 18 Nov 2007 23:10:26 -0800
> From: Chuck Norcutt <chucknorcutt@xxxxxxxxxxxxxxxx>
>
> At 1/60 you're 3 stops down from the rule of thumb for a 400mm
> equivalent.  At 2 stops (1/125) it might look a lot better.

Actually, closer to 4 stops. The old rule-of-thumb (1/ƒ) was designed  
for 35mm film. For 4/3rds, the rule of thumb should be more like  
1/2*ƒ, so you should use at least 1/800th of a second for a 400mm  
lens, which is 3.7 stops over 1/60th.

:::: Continued casualty accumulation exhibits potential to jeopardize  
mission success. -- Major General Richard Zilmer ::::
:::: Jan Steinman, Bytesmiths <http://www.Bytesmiths.com> ::::



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