Vatech A9 (PHT-30CSS)
Technical manual
VDH-TeM-098
170 / 214
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4. Low Contrast Resolution evaluation
4.1. Homogeneity standards
Parameter LSL (Lower Specification Limit) USL (Upper Specification Limit)
Low Contrast Resolution - 2.5 mm
4.2. Phantom Specification
CEPH Phantom QUART Phantom
4.3. Test Method
1. The evaluation is conducted in the same manner as in the evaluation methods of 1.3 and 2.3.
4.4. Test Result
High-Resolution PA Mode Green PA Mode
Parameter LSL Measurement value USL Pass/Fail
Low Contrast Resolution -
High Resolution :
Green :
2.5 mm
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