Grey card
- Fri, 8 Jun 2012
A small card with neutral spectral reflectance, designed to reflect 18% of the light falling onto it. Grey cards are commonly used to provide a midtone for metering purposes, and also for setting custom white balance.
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What Digital Camera June 2013
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Which of the new cameras announced so far this year are you most excited about?
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Canon EOS 5D Mark III (30%)
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Fujiifilm X Pro 1 (15%)
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Nikon D800 (31%)
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Olympus OM-D E-M5 (14%)
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Pentax K-01 (4%)
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Canon Powershot G1X (7%)
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