1、 KS M ISO 77243 SKSKSKS KSKSKSKS KSKSKS SKSKS KSKS SKS KS 3: KS M ISO 77243 :2007 (2012 ) 2007 10 31 http:/www.kats.go.krKS M ISO 77243:2007 : ( ) ( ) LH () () KCC ( ) : (http:/www.standard.go.kr) : :2002 11 21 :2007 10 31 : 2012 12 20 : 20120740 : ( 02-509-7270) (http:/www.kats.go.kr). 10 5 , . KS
2、M ISO 77243:2007 (2012 ) 3: Paints and varnishesColorimetry Part 3:Calculation of color differences 1984 1 ISO 77243, Paints and varnishesColorimetryPart 3 : Calculation of color differences , . 1 . KS M ISO 77243 CIE 1976 (L *a *b * ) (CIE No.15, 2 ) . 2 . . KS M ISO 3668, KS M ISO 77241, 1: KS M I
3、SO 77242, 2: CIE No. 15, 2 CIE No. 38 3 3.1 , , CIE 1976 (L *a *b * ) (KS M ISO 77241 ) . CIE 1976 (L *a *b * ) CIELAB . KS M ISO 77242( 1 ) L T * , a T * , b T * L R * , a R * , b R * . a) (coloring material) KS M ISO 77243:2007 ( ), KS M ISO 77242 4.1.1 4.2.1 L * , a * , b * . . L * , a * , b * f
4、(X/X n ), f (Y/Y n ), f (Z/Z n ) X m , Y m , Z m . . XX m 0X n , YY m 0 Y n , ZZ m 0 Z n X n , Y n , Z n : (KS M ISO 77241 2 ) 0 :Fresnel (CIE No. 38 ) n1.5 0.04 ( 2 ). b) (KS M ISO 3668 .), KS M ISO 77242 4.1.2 4.2.2 L * , a * , b * . a) b) , . , (degree of comparability) head . 1 . 2 (highly chrom
5、atic) , 0 . . (correspondence) , . 3.2 CIELAB (total color difference) E * ab CIE 1976(L *a *b * ) (KS M ISO 77241 ) . E * ab ( L * ) 2 ( a * ) 2 ( b * ) 2 1/2 L * L T * L R *a * a T * a R *b * b T * b R *3.3 (lightness difference) CIE 1976 (psychometric lightness difference) . L * L T * L R *3.4 (c
6、hroma difference) CIE 1976 ab . 2 KS M ISO 77243:2007 3 C * ab C * ab , T C * ab , R C * ab , T (a T *2 b T *2 ) 1/2 : CIE 1976 ab C * ab , R (a *2 R b R *2 ) 1/2 : CIE 1976 ab 3.5 (hue difference) H * ab CIE 1976 ab . H * ab k H | ( E * ab ) 2 ( L * ) 2 ( C ab * ) 2 1/2| k H 1, (a * Rb * T a * T b
7、R * ) 0 k H 1, (a * Rb * T a * T b R * ) 0 , . 3.6 (near white test specimens) C * ab H * ab E * ab , L * a * b * . 4 . a) b) (KS M ISO 77243) c) d) a) b) (3.1 ) e) . E * ab L * , CIE 1976 ab C * ab CIE 1976 ab H * ab a * b * . f) g) 3: 135513 7017 (02)60094114 (02)600948878 http:/ KS M ISO 77243 :2007 KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Paints and varnishesColorimetry Part 3:Calculation of color differences ICS 87.040 Korean Agency for Technology and Standards http:/www.kats.go.kr
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