[pure-silver] Re: Adams' Moonrise

From where I sit, we call the intellect. He carried that with him every
where he went. Sometimes, a meter, some times you just go with what you feel
is right because you have done it before.  

Eric Neilsen Photography
4101 Commerce Street
Suite 9
Dallas, TX 75226
http://e.neilsen.home.att.net
http://ericneilsenphotography.com
Skype ejprinter

> -----Original Message-----
> From: pure-silver-bounce@xxxxxxxxxxxxx [mailto:pure-silver-
> bounce@xxxxxxxxxxxxx] On Behalf Of Aaron Reece
> Sent: Monday, November 20, 2006 7:04 AM
> To: pure-silver@xxxxxxxxxxxxx
> Subject: [pure-silver] Adams' Moonrise
> 
> 
> On Nov 20, 2006, at 2:54 AM, Dana H. Myers wrote:
> 
> > Ansel exposed "Moonrise" using incident "metering" (without a meter).
> 
>       I don't want to get involved in this thread, but this is not
> correct. Adams based the Moonrise exposure on his knowledge of the
> Moon's *reflected* luminance. In the zone system, there is an
> exposure formula that lets you quickly calculate exposure if you know
> the luminance (in foot candles) of an area you wish to appear as a
> specific tonal value in the print. In this case, he wanted the Moon
> to hold good highlight value, so he calculated the exposure based on
> its luminance (which he already knew) and opened up three stops,
> placing the Moon on Zone VIII (I believe - I'm typing this from
> memory). The calculated exposure would have been exactly the same if
> he had metered the Moon with a spot meter and opened up three stops.
> So it was really more like 'reflected "metering" (without a meter).'
> 
> Regards,
> Aaron Reece
> Oswego, NY, USA
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