Questions tagged “sensor noise”

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

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401

How dual native ISO works and why the two base settings have different noise/latitude tradeoffs

cinema-cameras iso sensor-noise dual-native-iso dynamic-range

Photography Stack Exchange contributor

2y ago

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333

What does read noise mean, and should a low read-noise ISO change how I expose?

nikon-z6-ii iso sensor-noise read-noise dynamic-range

Photography Stack Exchange contributor

4y ago

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159

Why do horizontal bands increase over time in dark frames from my camera sensor?

cmos sensor-noise troubleshooting banding image-quality

Photography Stack Exchange contributor

6y ago

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132

Are hot pixels in a 5-minute night-sky exposure a sign of sensor failure?

night-photography long-exposure nikon-d750 sensor-noise hot-pixels

Photography Stack Exchange contributor

6y ago

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108

Is visible red/chroma noise at low ISO on a Canon 200D a sensor fault?

chroma-noise sensor-noise canon-eos-200d raw-processing image-quality

Photography Stack Exchange contributor

7y ago

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101

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

digital-sensors sensor-noise camera-technology image-quality snr

user67208

8y ago

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119

Do mirrorless cameras have more image noise because the sensor is always exposed to light?

live-view dslr mirrorless sensor-noise image-quality

Photography Stack Exchange contributor

8y ago

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105

Why is there a reddish glow in the center of my night-sky photo?

light-pollution night-photography sensor-noise astrophotography image-artifacts

Photography Stack Exchange contributor

8y ago

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392

How does in-camera dark-frame noise reduction work on long exposures?

long-exposure dark-frame image-processing noise-reduction sensor-noise

Photography Stack Exchange contributor

8y ago

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Why is my Fuji bridge camera showing more bright colored pixels over time?

bridge-camera fuji sensor-noise artifacts image-quality

Photography Stack Exchange contributor

8y ago

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132

How can I compare image noise and high-ISO performance between cameras with different sensor sizes online?

low-light iso compact-cameras sensor-noise camera-comparison

Photography Stack Exchange contributor

9y ago

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102

Why does RAW black level stay the same with long exposure noise reduction enabled?

black-level long-exposure noise-reduction sensor-noise raw

Photography Stack Exchange contributor

9y ago

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160

What causes a regular grid pattern in dark areas on a Canon 10D image?

canon sensor-noise banding image-artifacts exposure

Photography Stack Exchange contributor

9y ago

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Why do long exposures show a bright purple patch in one corner, even with the lens cap on?

samsung-nx long-exposure dark-frame sensor-noise fixed-pattern-noise

Photography Stack Exchange contributor

9y ago

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138

How does sensor temperature affect digital image noise?

low-light long-exposure cmos iso sensor-noise

Photography Stack Exchange contributor

10y ago

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106

Why does purple edge fringing change with ISO and long-exposure noise reduction?

long-exposure noise-reduction iso sensor-noise chromatic-aberration

Photography Stack Exchange contributor

10y ago

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158

What causes a camera sensor’s noise floor, and why can’t black-level subtraction remove it completely?

black-level cmos sensor-noise read-noise ccd

Photography Stack Exchange contributor

11y ago

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120

Should you use ETTR at higher ISO, or only at base ISO?

ettr iso sensor-noise raw exposure

Photography Stack Exchange contributor

12y ago

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106

Is in-camera dark-frame subtraction better than doing it later in software?

post-processing long-exposure noise-reduction sensor-noise dark-frame-subtraction

Photography Stack Exchange contributor

12y ago

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141

Can long exposures overheat or damage a DSLR sensor for astrophotography?

image-stacking canon-dslr long-exposure sensor-noise astrophotography

Photography Stack Exchange contributor

12y ago

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