价格：面议
0
联系人：曹洪文
电话：
地址：中国北京市海淀区阜石路锦绣大地物流港
产品规格：
产品数量：
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关 键 词：灰阶卡
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发布时间：2008-09-23
The GretagMacbeth ColorChecker Gray Scale card is a full size version of the white, 18% gray and black reference square used in the standard 24-patch ColorChecker. This target is scientifically engineered to provide a precise uniform surface that is spectrally neutral (reflects equal amounts of red, blue and green) in all types of light conditions. Photographers can use the ColorChecker Gray Scale as the first reference shot in a series to easily correct image color under most lighting conditions by balancing on the mid tone gray value. For the studio photographer, the GretagMacbeth ColorChecker Gray Scale lets them quickly set up the proper studio lighting ratio between main and fill lights for capturing accurate color without a lot of after-the-fact manipulation. In addition, the ColorChecker Gray Scale provides reference values that can quickly be checked and used to adjust colors within most common photo processing software packages. ColorChecker Gray Scale Features and Benefits: Provides reference values to check and adjust colors Allows you to instantly correct color images by setting the mid-tone gray value Enables quick setup of proper studio lighting ration between main and fill lights.
