清晰度tv测试卡 ite circular zone plate chart for high-definition tv systems
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高清晰度tv测试卡 ite circular zone plate chart for high-definition tv systems
dnp(日本)
ite 2
详细介绍
1.1035tv of space frequency on horizontal edges is the same number of effective scanning lines as itu-r709 standard.
1.这张图上水平边缘空间频率为1035tv与 itu-r709标准相同。
2.the number of space frequency on vertical edges is 1840tv calculated by aspect ratio of high-vision, 16:9.
2.这张图的垂直边缘空间频率为1840tv可以计算比例为16:9的高视野宽屏。
3. to find the number of space frequency easily in a certain area, a display of 400tv each is indicated outside of the frame.
3.在特定的空间区域内很容易找到对应的空间频率,但是在框架之外的每一个区域都显示400tv。
4. this chart is only available for transparent type.
4.此图仅适用于透明型。
effective area
outer size
transparent type
272×153
310×200
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中国 深圳