【JIS日本標準】JIS Z 8730-2009 Colour specification-Colour differences of object colours.doc

z 87302009 1 12 13 14 25 36 37 37.1 lab 37.2 luv 47.3 ciede2000 48 68.1 68.2 6 a 7 b9 c 101z 87302009 14 12 1 (csaj)(jsa)jis z 8730:2002 2jisz 87302009colour specification-colour differences of object colours12 jis z 8105 jis z 8722 jis z 8729 lab luv3jis z 8105 3.1object colour3.2colour difference3.3lablab colour spacecie 1976 cie cie 1976(lab)cielab lab3.4luvluv colour spacecie 1976 cie cie 1976(luv)cieluv luv2z 873020093.5 ab lab ab3.6 uv luv uv3.7cie(1976)cie 1976 lightnesscie 1976 cie(1976)( )3.8cie(1976)ab cie 1976 a,b chromalab3.9cie(1976)ab cie 1976 a,b hue anglelab3.10cie(1976)ab cie 1976 a,b hue-differencelabab 3.11cie(1976)uv cie 1976 u,v chromaluv3.12cie(1976)uv cie 1976 u,v hue angleluv3.13cie(1976)uv cie 1976 u,v hue-differenceluvuv 3.14lab luv 4a)7.1 lab b)7.2 luv c)7.3 ciede2000 b 3z 873020095jis z 8722 7 6a) jis z 8722 5.b) jis z 8722 6. a) 0.5 1) 1)77.1lab7.1.1lablab(1)1e = (l )2 + (a )2 + (b )2 2 (1)abeablabl, a, b jis z 8729 lab cie l ab7.1.2lablab(2)1e ab= (l )2 + (c )( ab2 + h )ab2 2 (2)ljis z 8729 lab cie cabjis z 8729 lab ab habjis z 8729 lab ab ab hab jis z 8729 7.3ab (3)12h ab= k 2 c ab,0 c ab,1 a1 a0 b1 b0 (3)cab,1cab,0 ab a1a0 ab1b0 bka1b0a0b 1a b a 1100b1 1 l 100 4z 873020097.2luv7.2.1luvluv(4)1e = (l )2 + (u )2 + (v )2 2 (4)uveuvluvluvjis z 8729 luv cie l uv7.2.2luvluv(5)1e uv= (l )2 + (c )( uv2 + h )uv2 2 (5)ljis z 8729 luv cie cuvjis z 8729 luv uv huvjis z 8729 luv uv 1uv huv jis z 8729 8.3uv (6)h uv= k 2(c uv,0 c uv,1 u 1 u 0 v1 v0)2 (6)cuv,1cuv,0 uv u1u0 uv1v0 vku1v0 u0v1 1u1v0u0v1 1 l 100 7.3ciede2000 ciede2000 (7) ciede2000 lcabhab cie 2001 ciede2000 lcabhab a 1e= l2 + 2ksc + 2h ks + r c ckh 2h (7)00 kls l c c h h t ks c hs l2 cie lc2 cielab (8)(9) a bh2 cielab a bsl(10)5z 87302009sc(11)sh(12)kl 1kc 1kh 1rt(13)a= a * (1 + g) (8)b= b * (9)abalabblabgc 71 2 0.51 ab c ab7 + 257 c 2 cielab ab absl = 1 +0.015(l 50)220 + (l 50)2 (10)l 2 cielab cie sc = 1 + 0.045c (11)c 2 cielab ab sh = 1 + 0.015c t (12)c 2 cielab ab t1 0.17cos(h 30)+ 0.24cos(2h)+ 0.32cos(3h + 6) 0.20cos(4h 63)h 2 cielab ab rt = sin(2 )rc (13)2 30exp h 275 25 h 2 cielab ab 7rc 2c c 7 + 257c 2 cielab ab 1 h ab 090a b 90180ab 180270a b 270360 22 a 360 180 3 c 6z 8730200988.1 7 eab euv 1 lablcabhabluvlcuvhuv a a = a1 a 0a1a08.28.2.1a) 7 b) labluv xy y c) jis z 8722 7.2 8.2.2 1eab1.6 l0.14 a1.5 b0.4 l61.43 a2.25 b4.97 2(8:de) sa 5w5 eab1.6 l0.14 cab1.1 hab1.1 3 x0.307 4 y0.313 6 y10,d6529.58 (8:de) sa 5w5 euv1.9 l0.14 u1.72 v0.84 l61.43 u1.69 v8.37 4(8:de) sa 5w5 e003.2 l60.26 a34.01 b36.27(0:45x) p a7z 87302009labciede2000 lcabhab cie94 cmc(l:c)publication cie no.116 iso 105-j03 lcabhab cie94 cmc(l:c)a.1cie94 cie94 (a.1) 2 c h 12 2=e94 l s+ab + 2sab s (a.1)s l = 1l chsc = 1 + 0.045c absh = 1 + 0.015c abe94cie94 ll ab cie1976 cabl ab ab habl ab ab 7.1 (2)(3)c ab lab(01) ab (cab,0cab,1)1/2slsc sh a.2cmc(l:c)cmc(l:c)(a.2)8z 87302009 2 c h 12 2e l ab ab (a.2)cmc(l:c ) = ls + l csc + s2h lsl = 0.040 9750l016 (1 + 0.017 65l )0s l = 0.511c l016 sc = 0.0638ab,0(1 + 0.013 1cab,0 + 0.638) s h = s c (t f +1 f )1c*4 2ab ,0f = c*ab ,04 + 1 900 t = 0.56 + 0.2cos(hab,0 +168 )164 hab,0345 t = 0.36 + 0.4cos(hab,0 + 35 )hab,0 164 hab,0 345 b 0h=1 ab,0tan a 0 ecmc cmc(l:c)l l ab cie1976 cab l ab ab hab l ab ab 7.1 (2)(3)l0a0b0 l abcab,0 l ab ab hab,0 l ab ab sl sc sh (a.2) 1 2 l c l1c1 l2c1 cmc(1:1) cmc(2:1) b9z 87302009 jis l 0804 jis l 0805 cielab b.1(b.1)ean= 40(0.23vyx)2 + (v vyz)2 + 0.4 (v vy)2 1 / 2 (b.1)eanvy (vxvy)(vzvy) vxvy vzvyvxvyvz cie1931 c jis z 8722 xyz (b.2) a 1.019 98xy 0.846 72z v a = 2.492 68 a1 / 3 1.156 4 0.985 0.013 3 +( )(0.107 3 a 3.084)2 + 7.54a2.3+ 0.008 4sin(4.1a1 / 3 + 1)+ 0.0221 sin0.39(a 2) 0.003 7 sin1.28(a 0.53)a 0.44 a a0.9 (b.2)v(a)xyz xyz vxvyvzvxvyvz a 0.9 (b.3)v ( a) = 0.874 45a0.996 7 a0.9 (b.3) (e.q.adams) 1942 (b.2)jis z 8721 1 astm d 1535 10z 87302009 c publication cie no.101 c.1a)cie d65 b)1 000 lxc)d)l50 e)f) 4g)h)cie 05i)jis l 0804 jis l 0805 jis z 8701 xyz x10y10z10 jis z 8720 jis z 8721 astm d 1535standard practice for specifying color by the munsell systemiso 105