1、 KS M ISO 13468 2KSKSKSKSSKSKSKS KSKSKS SKSKS KSKS SKS KS 2: KS M ISO 13468 2: 2007 2007 9 20 http:/www.kats.go.krKS M ISO 13468 2: 2007 : () ( ) () ()SK () ( ) : (http:/www.standard.go.kr) : :2002 12 27 :2007 9 20 2007-0684 : : ( 02-509-7301) (http:/www.kats.go.kr ). 7 5 , . KS M ISO 13468 2: 2007
2、2: Plastics Determination of the total luminous transmittance of transparent materials Part 2: Double-beam instrument 1999 1 ISO 13468 2, Plastics Determination of the total luminous transmittance of transparent materials Part 2: Double-beam instrument , . 1 . . 10 mm , . 1 1 . 2 . 3 10 mm . 10 mm .
3、 2 . . KS A ISO 5725 1: 2002, ( ) 1: KS A ISO 5725 2: 2002, ( ) 2: KS A ISO 5725 3: 2002, ( ) 3: KS C IEC 60050 845: 2002, KS M ISO 291: 2002, KS M ISO 7724 2: 2002, 2: ISO/CIE 10526: 1991, CIE standard illuminants for colorimetry KS M ISO 13468 2: 2007 2 ISO/CIE 10527: 1991, CIE standard colorimetr
4、ic observers 3 “ ”, “ ”, “ ”, “ ”, “ ” KS C IEC 60050 845 . 3.1 . 3.2 ( ) 3.3 4 4.1 . ( ) , . . . 1 . 4.2 1.0 % . , 1/2 . . 4.3 , 0.087 rad(5) . . 0.50.8 . KS M ISO 13468 2: 2007 3 a) b) 1 4 2 5 3 6 1 ( ) 4.4 0.2 % . 3 . 4.5 0 0 . 4.6 3.0 % . 1 150 mm . 2 150 mm , 30 mm 3.0 % . 4.7 ( ). 90 . 90 . .
5、4.8 , . 4.9 KS M ISO 7724 2 90 % 3 % . . 4.10 , . KS M ISO 13468 2: 2007 4 4.11 2 , . . , . . 4.12 . 4.13 380 nm 780 nm 5 nm . 5 nm 4.2 . 4.14 0 . () Isam()/Iref () , Isam() Iref() . Isam() , Iref() . 5 5.1 , . 5.2 , , , , . 5.3 . 1 150 mm 5060 mm . 2 1. 3 . 5.4 3 . 6 6.1 KS M ISO 291 (232) , (50 5)
6、 % . . 0.025 mm 16 40 . 6.2 (232) , (505) % . 7 7.1 . KS M ISO 13468 2: 2007 5 7.2 1 . 1() 2() 5 nm 1() 2() 81 380 nm, 385 nm, 390 nm, , 775 nm, 780 nm . CIE No.15.2: 1986 . 7.3 1() 2() . 7.4 0.02 mm, 1 m . 7.5 . 1 1() No No 2() Yes No 8 t () % . 100)(1)(2)( =tCIE D65 380 nm, 385 nm, 390 nm, , 775 n
7、m, 780 nm . )()()()()(nm780nm380nm780nm380VSVStt= S(): ISO/CIE 10526: 1999 1 D65 V(): ISO/CIE 10527: 1991 1 )(y 9 . KS A ISO 5725 1, 2, 3 . 10 . a) b) ( ) c) CIE D65 t( 0.1 % 3 ) 2: 135513 7017 (02)60094114 (02)600948878 http:/ KS M ISO 13468 2: 2007KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS PlasticsDetermination of the total luminous transmittance of transparent materials Part 2:Double-beam instrument ICS 83.080.01 Korean Agency for Technology and Standards http:/www.kats.go.kr