Whiteness/Opacity

Dijital Whiteness Metre

BGD 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 InformationBGD 585--- Digital Whiteness Meter

Portatif Whiteness Metre

 

 

 

        BGD 586 Portable Whiteness Meter has been developed by our company recently. It is designed with the demand of CIE, including standard light resource and light environment. And it complies with GB2913GB5950GB8940.1GB12097GB13025.2 etc standards. It is used widely in the fields such as textile  printing and dyeing, paint and coating, chemical materials, paper and cardboard, plastic, white cement, ceramic, enamelware, porcelain clay, French white , amylum etc.

 

 

Features

 Can be put in pocket because of micro miniature size, portable and is convenient for testing fieldwork.

 With the newest repairing light resource system, and can measure the fluorescence whiteness

 Simple operation and no need to zero calibration

 Saving electrical power, it only needs one battery and can work in excess of fifty hours continuouslycan measure ten thousands data.

 Special technical design about moisture protection can ensure you use it in various harsh environments

 Long lifetime light source.

 Pass the standard value through the calibrated white board.

 Can select the case which put the powder sample in specially and pressing sample apparatus.

 

 

Main Technical Parameters

■ Incidence Angle45/0

 Range of Measurement0-199.9

 Whiteness FormulaThe Whiteness of Blue Light

 Light SourceD65

 Repeatability0.2

 Power Supply1.5V AA

 Weight300g

 

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