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Shenzhen ThreeNH Technology Co., Ltd.
Shenzhen ThreeNH Technology Co., Ltd Since 1998, 3nh has been a professional factory with 20 years experience on color and glossy measurement industry.
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4mm Aperture 3nh NR4520 Reflectance Test Meter Whiteness Brightness Tester FCC

Shenzhen ThreeNH Technology Co., Ltd.

4mm Aperture 3nh NR4520 Reflectance Test Meter Whiteness Brightness Tester FCC

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Brand Name : 3nh

Model Number : NR4520

Certification : CE, TUV, FCC, ISO9001, RohS

Place of Origin : Shenzhen, China

MOQ : 1 Unit

Price : Discuss

Payment Terms : T/T, L/C, Western Union

Supply Ability : 1000 Units per Month

Delivery Time : 1-3 work days

Packaging Details : 46*25*38cm, 4.5kg, Alluminum Box

Measuring Aperture : Φ4mm

Repeatability : within ΔE*ab 0.1

Illuminating/Viewing Geometry : 45/0

Measuring Range : L: 0 to 100

Illuminant Device : LED blue light excitation

Storage : 100 pcs standard samples; 20000 pcs test samples

Color Difference Formula : ΔE*ab; ΔL*ab; ΔE*C*H

Measuring Conditions : CIE 10° Standard Observer

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NR4520 Whiteness Meter

This model NR4520 whiteness meter is used to determine the ISO R457 whiteness, CIE whiteness,ASTM E313 whiteness, yellowness Yl, reflectance of objects, and it is widely used in paper making, textile,printing and dyeing, plastics, ceramics, enamel, food, building materials, paint, chemicals, salt and other production and commodity inspection departments that need to measure the special body whiteness. The production and commodity inspection department. It is also suitable for measuring various specular reflectivity values.

Features:

Measure lSO Brightness (IS0 Brightness, that is,R457 whiteness), for fluorescent whitening samples, you can also measure the fluorescent whitening caused by the reflection of fluorescent substances.

1. In addition to lSOR457 whiteness, it can also measure CIE whiteness,ASTME313 whiteness, yellowness Y l,reflectance;

2. It can measure multiple times and give the arithmetic average of a series of measurement results;

3. Simulate D65 illumination light source,45/0 (45 degree illumination, 0 degree reception), in line with standard CIE No.15,GB/T 3978.

Specification:

Model NR4520 whiteness meter
Lighting method: 45/0 (45 degree illumination, 0 degree reception); comply with standard CIE No.15,GB/T 3978
Lighting source: LED light source
Sensor: Silicon photodiode
Measuring caliber: $20mm platform measuring aperture (@10mm measuring can be customized)Detector response function: D65 light source xCIE10 degree response
Chromaticity index: ISOR457 whiteness,CIE whiteness,ASTME313 whiteness, yellowness Yl, reflectance
Display: Difference, pass/fail result measure time: 1.5s
Repeatability:

Within ΔR0.1(after the instrument is warmed up and calibrated, the average

value of 30 measurements on the whiteboard at an interval of 5s)

Instrument Errors: Within ΔR 0.5(Measured average value of 12 swatches of BCRA series ll )
Size: 205X67X80mm
Weight: 400g
Battery power: Rechargeable Li-ion battery 3.7V @3200mAh
Lighting source life: More than 1.6 million measurements in 5 yearsDisplay screen: TFT true color 2.8inch@( 16:9)
Storage data: 100 standard samples,5000 samples
Operating Environment: 0~40°C (32~104°F)
Storage Environment: -20~50(-4~122°F)
PC software: no
Standard accessories: Power adapter, manual, whiteboard box, wrist strap
Optional accessories: no

4mm Aperture 3nh NR4520 Reflectance Test Meter Whiteness Brightness Tester FCC


Product Tags:

3nh NR4520 Reflectance Test Meter

      

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