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色差數(shù)值與牢度級(jí)數(shù)關(guān)系表(GB) 
 日期::2011/11/20  閱讀次數(shù):: 4110  來源::三錦儀器設(shè)備  
 
 
色差數(shù)值與牢度級(jí)數(shù)關(guān)系表(GB)
 
色差(CIE LAB)     誤差范圍(CIE LAB)    級(jí)數(shù)(色變灰卡)
DE  = 0.0                        +0.2                                   5
DE  = 0.7                        ±0.2                                 4-5 
DE  = 1.5                        ±0.2                                   4
DE  = 2.25                      ±0.2                                 3-4          
DE  = 3.0                        ±0.2                                   3
DE  = 4.25                      ±0.3                                 2-3
DE  = 6.0                        ±0.5                                   2
DE  = 8.5                        ±0.7                                 1-2
DE  = 12.0                      ±1.0                                   1
 
 
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