KS A ISO 14807-2006 Photography-Transmission and reflection densitometers-Method for determining performance《摄影 投影式和反射式浓度界限 性能测定方法》.pdf
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1、 KSKSKSKS SKSKSKS KSKSKS SKSKS KSKS SKS KS 2006 12 28 KS A ISO 14807 KS A ISO 14807:2006A ISO 14807: 2006 ( ) ( ) ( ) ( ) : : 2006 12 28 2006 0911 : : ( ) ( 02 509 727981) . 7 5 , . ICS 37.040.20 KS M 14807: 2006Photography Transmission and reflection densitometers Method for determining performance
2、 ISO 14807 . . . , KS , KS KS . . . . KS KS . . KS . ( .) . . KS . KS KS . . . 1. . , , . 2. . . KS M ISO 5 2 2: KS M ISO 5 3 3: A ISO 14807: 2006 2 KS M ISO 5 4 4: ISO 5 1: 1984 Photography Density measurements Part 1: Terms, symbols and notations ISO 554: 1976 Standard atmospheres for conditioning
3、 and/or testing Specifications 3. . , , , . . International Vocabulary of Basic and General Terms in Metrology VIM . VIM ISO Technical Advisory Group 4(TAG 4) . 3.1 ( )true value(of a quantity) 1. ( ) . 2. . 3. . 3.2 ( )conventional true value(of a quantity) 1. “ ” , , , . 2. . 3.3 (measurand) 20 ,
4、, . VIM: 1993, 2.6 3.4 ( )repeatability(of results of measurements) 1. . 2. . 3. . VIM: 1993, 3.6 3.5 (experimental standard deviation), s (n) , (s) . 1)(12=nxxsnii (1) xi i x (n) VIM: 1993, 3.8. 3.6 (systematic error) A ISO 14807: 2006 3 VIM: 1993, 3.14 . 3.7 (stability) 1. . 2. . . VIM: 1993, 5.14
5、 3.8 ( )bias(of a measuring instrument) . VIM: 1993, 5.25 3.9 KS . 1. . 2. . , . ( , ). 3.10 (calibration) , . VIM: 1993, 6.11 3.11 , RM(reference material) . , , . VIM: 1993, 6.13 3.12 , CRM(certified reference material) . . VIM: 1993, 6.14 3.13 , uc(combined standard uncertainty) . . . . 3.14 , k
6、(coverage factor) 1. k 2 3 . 2. . (k) 2 95 % . 3 99 % A ISO 14807: 2006 4 . . , Guide to the Expression of Uncertainty in Measurement: 1993 . ( 1 . Guide to the Expression of Uncertainty in Measurement: 1993 2.3.6 .) 3.15 , U (expanded uncertainty) Guide to the Expression of Uncertainty in Measureme
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