Hunter Lab Presents Version 1 4 2001 Hunter
Hunter. Lab Presents 色澤基本的觀念與量測 Version 1. 4 © 2001 Hunter. Lab
顏色的知覺 To Contents Page End © 2001 Hunter. Lab
光源 © 2001 Hunter. Lab
光譜 © 2001 Hunter. Lab
日光光譜圖 ULTRAVIOLET 300 VISIBLE SPECTRUM 450 550 INFRARED 650 1000 150 Daylight Relative 100 Energy 50 0 400 500 600 700 Wavelength - Nanometers [nm] © 2001 Hunter. Lab
光源和發光體 Daylight Tungsten Fluorescent 光源 發光體 © 2001 Hunter. Lab
常見的發光體 A Incandescent (白熾燈) C Average Daylight (平均日光) D 65 Noon Daylight (正午日光) F 2 Cool White Fluorescent (白色螢光燈) U 30 Ultralume (紫外線) © 2001 Hunter. Lab
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物体 © 2001 Hunter. Lab
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觀測者 © 2001 Hunter. Lab
眼球 桿柱体 Cornea 綠色圓椎体 紅色圓椎体 Macula Fovea Lens 籃色圓椎体 Optic Nerve Retina © 2001 Hunter. Lab
標準比色法 REDUCTION SCREEN RED GREEN BLUE BLACK PARTITION 2º EYE WHITE BACK DROP TEST FILTER TEST LIGHT © 2001 Hunter. Lab
CIE 2º 標準比色法 z y x © 2001 Hunter. Lab
2º and 10º的觀測 15” 3” 2º 10º 7 feet © 2001 Hunter. Lab
2º VS 10º 的觀測值比較 z CIE 2 Degree Observer (1931) CIE 10 Degree Observer (1964) y x © 2001 Hunter. Lab
© 2001 Hunter. Lab
色澤的測量 To Contents Page End © 2001 Hunter. Lab
X = 41. 9 Y = 37. 7 Z = 8. 6 x = X = 41. 9 x = Y = 37. 7 x = Z = 8. 6
色差計對色澤的測量 Specimen Tristimulus Colorimeter Photodetectors Data Display X = 41. 9 Y = 37. 7 Light Source Red, Green & Blue Filters Z = 8. 6 © 2001 Hunter. Lab
色差計系列 D 25 -9000 Colorimeters © 2001 Hunter. Lab
分光光度計對色澤的測量 Spectrophotometer Specimen Data Processor Diode Array X = 41. 9 Light Source Diffraction Grating Y = 37. 7 Z = 8. 6 Data Display © 2001 Hunter. Lab
分光光度計系列 Mini. Scan Color. Flex Lab. Scan XE © 2001 Hunter. Lab
色澤的單位 To Contents Page End © 2001 Hunter. Lab
視覺組織的顏色 White HUE VALUE (LIGHTNESS) HUE CHROMA (SATURATION) Black © 2001 Hunter. Lab
校車的量測直: 黃色 X = 41. 9 Y = 37. 7 Z = 8. 6 © 2001 Hunter. Lab
互補顏色理論 C BLUE RECEPTOR BLUE-YELLOW CODER O L B GREEN RECEPTOR BLACK-WHITE CODER O R A I RED-GREEN CODER R N RED RECEPTOR © 2001 Hunter. Lab
Hunter L, a, b 座標圖 L = 100 L=0 © 2001 Hunter. Lab
WHITE +100 +90 YELLOW +40 +30 +20 +10 +80 GREEN -30 +70 +60 RED -10 -20 -30 -40 BLUE +10 +20 +30 -20 -10 +10 LIGHTNESS BLACK 0 L= 61. 4 a = + 18. 1 b = + 32. 2 © 2001 Hunter. Lab
黃色校車在Hunter 中的L, a, b L = 61. 4 a = + 18. 1 b = + 32. 2 © 2001 Hunter. Lab
Hunter L, a, b (1958) VS CIE L*, a*, b* (1976) Hunter L, a, b CIE L*, a*, b* © 2001 Hunter. Lab
運算公式 Hunter L, a, b CIE L*, a*, b* L = 100 (Y/Yn)1/2 L* = 116 (Y/Yn)1/3 - 16 a = Ka (X/Xn - Y/Yn) (Y/Yn)1/2 a* = 500 [(X/Xn)1/3 - (Y/Yn)1/3 ] b = Kb (Y/Yn - Z/Zn ) (Y/Yn)1/2 b* = 200 [(Y/Yn)1/3 - (Z/Zn)1/3 ] © 2001 Hunter. Lab
CIE L*, C*, h座標圖 © 2001 Hunter. Lab
L*, a*, b*色差值 SAMPLE STANDARD COLOR DIFFERENCES D L* = D a* = D b* = +2. 2 -2. 5 -2. 4 © 2001 Hunter. Lab
可接受的容差 Product Standard Acceptable Match L* + b* + a* © 2001 Hunter. Lab
L*, a*, b* 的色差空間 � b* � L* � a* � L* � b* � a* X Product Standard Acceptable Match © 2001 Hunter. Lab
© 2001 Hunter. Lab
不規則的色差值 E* Batch 1 Standard Batch 2 © 2001 Hunter. Lab
L*, C*, H* 色差值 SAMPLE STANDARD COLOR DIFFERENCES L* = 71. 9 C* = 58. 9 h = 80. 0º L* = 69. 7 C* = 61. 8 h = 78. 5º D L* = +2. 2 D C* = -2. 8 D H* = +2. 0 © 2001 Hunter. Lab
L*, C*, H* 的色座標圖 D H* D C* D L* Product Standard Acceptable Match © 2001 Hunter. Lab
Ecmc的色座標圖 D H* D C* D L* Product Standard Acceptable Match © 2001 Hunter. Lab
Ecmc計算公式 D Ecmc = cf SL SH æ D L * ö 2 æ D C * ö 2 æ D H *ö 2 ç ÷ + ç ÷ è l SL ø è c SC ø è SH ø Where: cf = commercial factor l: c = lightness to chroma ratio SC © 2001 Hunter. Lab
表面特性與幾何學 To Contents Page End © 2001 Hunter. Lab
散射 Incident Light Diffuse Reflection Specular Reflection © 2001 Hunter. Lab
表面特性對光的影響 Glossy Matte Textured © 2001 Hunter. Lab
表面特性對光的影響 Matte Semi-Gloss High Gloss © 2001 Hunter. Lab
45º/0º 和 0º/45º幾何學 45º Illumination/0º Measure 0º Illumination/45º Measure Source Spectrometer Source Specular 0º 0º 45º Diffuse Specimen © 2001 Hunter. Lab
光澤的影響 Glossy Matte 0º/45º Geometry Specular Excluded �L* �a* �b* 1. 4 -1. 5 -1. 2 © 2001 Hunter. Lab
A 0º/45º 幾何分光光度計 Lab. Scan XE © 2001 Hunter. Lab
積分球 d/8º Specular Excluded Specular Included Spectrometer red Measu Specular Measu red Specular Spectrometer Source Specimen © 2001 Hunter. Lab
光澤的影響 Glossy Matte Sphere Geometry � Specular Included Specular Excluded L* 0. 0 1. 8 �a* 0. 1 -1. 6 �b* -0. 0 -0. 9 © 2001 Hunter. Lab
紋路的影響 Smooth Specimen Measured Specular Textured Specimen Specular Measured Specular Measurement is Accurate Smooth Specimen Measurement is Too Light Textured Specimen © 2001 Hunter. Lab
紋路影響所造成的色差 Light Texture Heavy Texture Sphere Geometry �L* �b* Specular Included Specular Excluded 0. 1 2. 0 �a* -0. 1 0. 5 0. 1 1. 0 0º/45º Geometry �L* �b* Specular Excluded 5. 2 �a* 1. 8 2. 5 © 2001 Hunter. Lab
光的穿透行進路線(透明物体) Specular Reflection Regular Transmission Diffuse Transmission Total Transmission Incident Light © 2001 Hunter. Lab
積分球型分光儀 Color. Quest XE © 2001 Hunter. Lab
樣品的準備與介紹 To Contents Page End © 2001 Hunter. Lab
謝謝您的參與 如有任何問題例如: 各類樣品的應用與測量 產品資料 或 連絡 022698 -1222 www. chuanhua. com. tw To Contents Page End © 2001 Hunter. Lab
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