中文字幕av伊人av无码av_中文字幕无码家庭乱欲_97免费人妻无码视频_最近中文av字幕在线中文_久久久精品中文字幕麻豆发布

current location:Home>Products>Colorimeter>Whiteness Colorimeter

WSD-3U fluorescent Whiteness Colorimeter
  • description
  • parameters

WSD-3U fluorescent Whiteness Colorimeter



Apparent Color Parameters


Light and Measurement Conditions:       0 / d.
Type: Portable whiteness colorimeter.
Measuring Aperture        :        φ18 mm
Sensitivity:        It approaches the CIE 1964 isochromatic function.
Correction Reference:The white adjustment plate reference of the national standard.
Observing Condition:                Standard D65 luminous source.
Absolute value: CIE XYZ, YXY, L*a*b*, L*C*H*, HunterLab.
Chromatic: aberration: Chromatic aberration value of the YXY, L*a*b*,L*C*H*, HunterLab .
Whiteness: CIE86 whiteness Wg and Tw value, R457 whiteness Wr value, Hunter whiteness 
Wh value, GB5950 whiteness Wj value, GB1530 whiteness and medium yellow whiteness WTY value
and blue whiteness WTB value, Yellowness: ASTM (D1925) yellowness YID value
Error of displayed value:  W≤ ±1.0
Repetition Precision: ΔW ≤ ±0.2    
Printing Part: 16 needles lattice printer (the user can select whether to be equipped with it or  not).
Application Temperature Range: 15~40℃.
Storage Temperature Range: 0~55℃.
成人欧美日韩一区二区三区| 久久久久人妻精品一区三寸| 国内精品久久久久影院优| 免费观看a级毛片| 久久99国产精品久久99| 日韩欧美激情兽交| 国产精品人人爽人人做我的可爱| 日产精品久久久久久久| 国产精品视频在线观看| 全免费a敌肛交毛片免费| 久久国产精品久久精品国产| 日本理伦片午夜理伦片| 亚洲熟妇久久国产精品| 国产午夜av秒播在线观看| 久久国产亚洲欧美久久| 国产精品视频免费一区二区| 欧美精品videosex极品| 亚洲av综合色区无码一区| 亚洲av永久无码精品水牛影视| 亚洲午夜爱爱香蕉片| 综合无码一区二区三区| 久草日b视频一二三区| 狼人大香伊蕉国产www亚洲| 免费无码国产欧美久久18| 久久亚洲国产成人精品性色| 人妻av无码一区二区三区| 亚洲人成在线观看| 亚洲 日韩 欧美 成人 在线观看| 久久人妻天天av| 国产人妻久久精品二区三区特黄| 亚洲av中文无码乱人伦在线视色| 久久午夜夜伦鲁鲁片免费无码影视| 亚洲av无码国产精品永久一区| 久久久精品免费| 国内精品久久久久久久影视麻豆| 中文字幕乱码中文乱码51精品| 国产无人区码一码二码三mba| 欧美精品久久久久久久自慰| 无码无套少妇毛多18pxxxx| 97久久香蕉国产线看观看| 高清欧美性猛交xxxx黑人猛交|