Auto iris là gì

Learn the difference between the four different types of camera iris options and how they work.

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What is a Camera Iris?

A camera iris is the part of the camera that controls how much light comes through the lens. If the iris creates a larger opening, more light can get through; a smaller opening allows less light through. The light that the iris allows through hits the image sensor & that light gets recorded as electrical impulses that create the đoạn Clip.

When it comes khổng lồ IPhường surveillance videos, you have sầu several different styles of camera irises khổng lồ choose from: a fixed iris, a manual iris, an auto iris, & a Phường iris.

How a Camera Iris Works

The iris works by limiting the amount of light that hits the image sensor. Too much light can wash out your đoạn Clip, và too little light can make everything dark, so it’s important to lớn have sầu an iris that’s specifically suited for your camera’s location. Each of the four types of camera irises works slightly differently, so you can pick the one that’s best for you.

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Fixed Iris On a fixed iris, the opening that allows light into the camera cannot be adjusted This type of iris is ikhuyễn mãi giảm giá for indoor recording where the light levels stay consistent when the camera is recording, such as an office or school with many large overhead lights Manual Iris With a manual iris, you can adjust the opening to allow more or less light by physically adjusting the iris—this adjustment is typically done during installation when you have sầu easy access lớn the camera This type of iris is typically used in the same way a fixed iris is, because access to lớn a camera after installation can be difficult if it’s installed in a hard-to-reach place Auto Iris Auto lớn irises are motorized, allowing them khổng lồ automatically adjust the iris opening to the changing light throughout the day There are two types of tự động arises, DC-irises (the control for the motor is in the camera) & đoạn Clip irises (the control is in the lens itself) Because auto irises used more advanced giải pháp công nghệ than a fixed or manual iris, cameras with an tự động hóa iris are often more expensive sầu, but better suited khổng lồ recording in outdoor locations where the changes between sunlight và nighttime can be automatically adjusted for P Iris The “P” in P iris stands for “precise” because the iris uses both the ability lớn automatically adjust like an tự động iris with controls in the camera’s software khổng lồ create improved Clip clarity and depth of field The amount that the iris can cthua is limited, preventing the blurred video clip that can occur when an tự động hóa iris overcorrects for bright lights Cameras with a Phường. iris are also more expensive than models with fixed or manual irises, but the cameras are better suited for recording in locations where light is constantly and quickly changing

How Camera Iris Options Can Help You

With four different types of irises to choose from, you can piông chồng the IP.. camera best suited to lớn your surveillance needs.

Are you recording in an office building, và only during working hours? A fixed or manual iris will work well with the consistent light from overhead lights because they won’t need khổng lồ adjust to lớn changing light levels.

Recording outdoors or around the clock where your camera needs to lớn adjust to daytime và nighttime light levels, like a parking garage or construction site? An auto iris or Phường iris will be your best bet, because they are designed khổng lồ work with constantly changing levels of light.

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A variety of camera irises are available in video clip surveillance systems và IP.. security cameras from top manufactures including Optica, Axis, and Mobotix.

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With a team of knowledgeable sales and technical support representatives, can help you learn more about camera iris options and select the iris best suited for your surveillance needs. Gọi us at (866) 945-6808 or send us a message today!

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