Digital Whiteness Meter

        JR 585 Digital Whiteness Meter consists of light filter, sample clamp and photo-detector. The total whiteness is the whiteness of blue light R457. The instrument is strictly designed according to standard light source A and the condition of illumination test 45/0 stipulated by CLE. It has been tested and trial run thoroughly and conforms to JJG512-87 national measurement testing regulations and is designed according to many national standards.

Main Technical Parameters:
 Range of Measurement: 0-100 (Digital Display Type)

       
 Zero Drift:≤0.2/10min

 Resolution Ratio: 0.1    

                             
 Display Drift:≤0.3/3min

 Light Source: 12V/30W Halogen Tungsten Lamp

 The Stability of Voltage Fluctuation: 0.1

 Whiteness formula: The Whiteness of Blue Light WB=R457

 The Reappearance of Measurement:≤0.3

 Weight: 1.8Kg ;     

                   
 Dimensions: 260×320×280mm (L×W×H)

 Ordering Information:
      JR 585--- Digital Whiteness Meter
      JR 1355---Special box for testing powder