Exposure basics, lesson two point one (& ISO)

Started Mar 19, 2013 | Discussions thread
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Martin.au
Martin.au Forum Pro • Posts: 10,467
Re: Correction: G3 vs EM5 - Estimates of Ratios of Light Exposure

Are you able to do this calculation for the E520, based on its old studio scene image?

Afraid not, you need the raw data.

I presume I'd need a grey card to photograph to given oyou useful raws from my e520?

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