Cameras

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Resolutions explained

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What is Power over Ethernet? (PoE)

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What are IR LEDs?

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What is the difference between optical and digital zoom?

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What does the Lux level affect?

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What does DSP mean?

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Does the size of the sensor matter?

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How does the lens focal length affect the image?

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What does TVL or television lines mean?

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How does a camera work?

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Do I need Fixed or Varifocal Lens?

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IP Rating Overview

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