Construction of the test device DIGI-13 Basic copper plate (300 x 300 x 1.0 mm) with
Dynamic step wedge, made of copper ?, with different radiation absorption, 7 steps ascending: 0.00, 0.30, 0.65. 1.00, 1.40, 1.85 and 2.3 mm Cu, for controlling the dynamic range
Low contrast objects, made of aluminium disks ?, with a diameter of 10 mm, producing a contrast of 0.8 %, 1.2 %, 2.0 %, 2.8 % , 4.0 % and 5.6 % at 70 kV, for determination of contrast resolution
Resolution test (lead foil) ?, 0.6 – 5.0 lp/mm, 45° rotated, for checking spatial resolution
Marked areas for signal standarization and homogenity check ?
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更新時間：2024-07-04
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