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Robert M. Williams: Sony SLT-a57 - 2 - SLT-A57 - ISO 100
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Robert M. Williams: Sony SLT-a57 - 5 - SLT-A57 - ISO 800
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Robert M. Williams: Pentax K30 Test - 2 - PENTAX K-30 - ISO 100
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Robert M. Williams: Pentax K30 Test - 5 - PENTAX K-30 - ISO 800