Questions tagged “snr”

Ask the Unique Photo creator community — gear, technique, post-processing and more.

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94

How does doubling ISO and halving shutter speed affect SNR in shot-noise-limited images?

noiseisoshutter-speedexposuresnr

Photography Stack Exchange contributor

4y ago

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115

Is image SNR determined per pixel or by total photons collected?

shot-noisepixel-sizesensor-sizeimage-noisesnr

Photography Stack Exchange contributor

4y ago

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183

What does a sensor SNR rating in dB actually mean?

sensornoisetechnicalimage-qualitysnr

Photography Stack Exchange contributor

7y ago

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101

Has camera sensor signal-to-noise ratio improved since 2008?

digital-sensorssensor-noisecamera-technologyimage-qualitysnr

user67208

8y ago

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122

How is DxOMark’s “SNR 18%” defined and calculated?

sensornoisedxomarkimage-qualitysnr

Photography Stack Exchange contributor

13y ago

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84

Why does SNR stop dropping at high ISO on some Pentax cameras?

noiseisorawpentaxsnr

Photography Stack Exchange contributor

13y ago