When taking pictures of the night sky, any noise picked up by the sensor can obscure the desired result. One major cause of noise in CMOS sensors is heat—even small amounts can degrade the final ...

If you’re shopping for a digital camera, sensor size is one of the first things you’ll hear about. Chances are you’ve seen terms like “crop sensor,” “full frame,” and “micro four-thirds” thrown around ...

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The 5D Mark II's sensor outperforms one major rival on the DxOMark Sensor test, but Nikon's D700 still is ahead. Now, what about the black spots? Stephen Shankland worked at CNET from 1998 to 2024 and ...