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ZB-B Whiteness Tester

Key words: high precision instrument


Paper testing instrument

Packing&Printing Tester

Whiteness & color tester series

Product Description


The instrument mainly used to measure thebrightness andwhiteness,applied in paper, cardboard,textile, painting ,chemical building materials, plastic , cement ,food, salt, ceramics  cosmetic etc,Like the following:

1.Measure ISO(R457) and fluorescent material’s fluorescent whiteness

2.Measure Light stimulus value Y10

3. Measure opacity op

4. Measure transparency T

5. Measure light scattering coefficient S and optical absorption coefficient A

6. Measure ink absorption value



ISO 2469  ISO 2470  ISO 2471  ISO 9416   GB/T 7974  GB/T 1543  GB/T 10339  GB/T 10339  GB/T 2913  GB/T 13025.2  GB/T 5950  GB/T 8424.2  GB/T 9338  GB/T 13173.14  GB/T 13835.7  GB/T 22427.6    FZ-T50013


Main Features

1.Has excellent appearance and compact structure ,and advanced circuit design can ensure accurate and stable measurement data.

2.Simulate D65 illuminator to illuminate.

3.Adopted d/o illuminating--geometrical viewing conditions.Diameter of the globe of diffusion is 150mm and diameter of the testing hole is 30mm.Light absorber is provide to eliminate the effect of mirror reflection.

4.Adopted large-screen high resolution LCD modules.English display and prompt steps can show the results of measurement and statistics. Good human-machine interface makes the instrument easy to operate.

5.Added the printer and used the imported Thermal Printer , no need to use ink and colored tape, no noise and fast speed.

6.Equipped with RS232 interface can communicate with the computer software

7.Has power-off protection, Correct data would not lose


Main Technical Parameters

Power supply

220V±10%, 50Hz

Zero drift


Indicating drift


Indicating error


Repetitive error


Specular reflectance error


Sample size

diameter ≥30mm       thickness≤ 40mm



Net weight



immediate consultation

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