Most enhanced and high definition video systems have a 16:9 aspect ratio.ĪTC Circuit - The Automatic Temperature Calibration (ATC) Circuit samples the sensor temperature at different temperature points and adjusts the camera’s images to eliminate Fixed Pattern Noise (FPN).
A standard NTSC image has a 4:3 aspect ratio. In video, artifact is usually a term describing a defect or flaw in the image.Īspect Ratio - The aspect ratio is the ratio of the width of an image to its height. An adjustable diaphragm is used to control the size of the opening.Īrtifact - A side effect in video or audio caused by signal processing. Should you, the visitor, not find definitions for those terms in which you are interested, please feel free to contact us at to learn more…Īperture - The opening which allows light to pass through a camera lens. In an effort to assist customers and prospective customers to better understand the technical capabilities of high-speed camera systems, nac Image Technology has defined a number of common terms used in the discussion of standard video systems and high speed video systems.
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