Frame Synchronisation

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High speed cameras are often synchonised, (aka genlocked, framelocked) together. All but the most basic cameras include the ability to input or output a sync signal for this purpose. Creating movies with frames captured at exactly the same instant has many uses, including: Accurate motion analysis of an event with cameras at multiple viewing positions…

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Understanding Memory Types

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The two critical components in all digital high speed cameras are sensors, which have to get rid of an image very quickly in order to capture the next, and memory, which has to accept data at a phenomenal rate. Several different memory types are used. RAM in the camera. The majority of high speed cameras…

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Understanding Resolution

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Image resolution is measured in pixels – or picture elements; the dots that together make up the image. This article focuses on video resolution, although many aspects of course apply to still images too. When digital displays first became commonly used, they tended to be VGA resolution (640×480 pixels). Over the last few years the…

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