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FAQ about Security Systems > Security Systems > What's the difference between "Manual Iris" and "Auto Iris" in CCTV Cameras?

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A "Manual Iris" lens is the lens with adjustable iris. Normally, it is used in the indoor environment where the light condition usually remains stable. You can adjust the F number to get the best image brightness. It is the most suitable solution for the indoor environment but you need to turn off AES function to avoid color rolling problem.An "Auto Iris" lens is the lens that automatically adjust