Gray cards : the 12% - 18% controversy

Started Apr 13, 2013 | Questions thread
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Roland Karlsson Forum Pro • Posts: 24,554
Re: Gray cards : the 12% - 18% controversy

yvind Strm wrote:

Careful, Roland.

I claim that using a grey card is much more precise than using the histogram.

The grey card method assumes even illumination of the scene. Something that is almost never the case. Even the direction of the card matters.

Moreover, if its very critical how to expose, I assume bracketing is a good idea. You are not wasting any film with digital

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