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Imatest LLC is a company that produces image quality testing software, equipment and test charts. Imatest was founded by photographer/engineer Norman Koren in Boulder, Colorado in 2004 to develop software for testing digital camera image quality.
FastStone Image Viewer is an image viewer and organizer software for Microsoft Windows, provided free of charge for personal and educational use. The program also includes basic image editing tools, [ 4 ] like cropping, color adjustment and red-eye removal.
A 1951 USAF resolution test chart is a microscopic optical resolution test device originally defined by the U.S. Air Force MIL-STD-150A standard of 1951. The design provides numerous small target shapes exhibiting a stepped assortment of precise spatial frequency specimens.
Used with early monochrome TV systems, this chart was useful in measuring image resolution, determined by inspection of the image as displayed on a CRT. On such systems an important measure is the limiting horizontal resolution, affected by hardware and transmission quality (vertical resolution is fixed and determined by the video standard used ...
Color targets such as the ColorChecker can be captured by cameras and other color input devices, and the resulting images’ output can be compared to the original chart, or to reference measurements, to test the degree to which image acquisition reproduction systems and processes approximate the human visual systems.
FastStone Image Viewer: All major formats, thumbnail view (6 predefined sizes), full screen, magnifier, slideshow. Uses second monitor for fullscreen preview. Popups image gallery, detailed image informations, editing options at the image border in fullscreen modus.
Recreation of the UEIT-2 test card ТИТ-0249, monochrome predecessor of the UEIT test card UEIT - Universal Electronic Test Chart ( russian : УЭИТ - Универсальная электронная испытательная таблица ) is a Soviet / Russian test card , designed to test TVs operating in the analogue SECAM colour ...
Test cards typically contain a set of patterns to enable television cameras and receivers to be adjusted to show the picture correctly (see SMPTE color bars).Most modern test cards include a set of calibrated color bars which will produce a characteristic pattern of "dot landings" on a vectorscope, allowing chroma and tint to be precisely adjusted between generations of videotape or network feeds.