Photography—Density Measurement—Part 4:Geometric conditions for reflection density
IDT ISO 5-4:1995
全国感光材料标准化技术委员会(SAC/TC 102)
GB/T 12823的本部分规定了测量相纸和印刷制版材料反射密度的几何条件。
本部分规定了各个方位角的照明条件。这种测量对于条纹表面的定向反射不敏感。本部分不涵盖采用偏振光的测量条件。
本部分适用于加工后的相纸材料的反射特性测量，也可应用于其他材料的相同特性测量。
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