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Model
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NS820 Small Aperture Handheld Spectrophotometer
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Illumination/observation system
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d/8 (diffused illumination, 8-degree viewing angle) Conforms to CIE No.15, GB/T 3978.
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Integrating sphere Size
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Φ58mm
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Light Source
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Combined LED sources
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Sensor
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Silicon photodiode array
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Wavelength range
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400~700nm
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Wavelength pitch
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10nm
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Reflectance range
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0~200%
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Measuring Aperture
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Φ4mm
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Color Space
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CIE LAB, XYZ, Yxy, LCh, CIE LUV，LAB&WI&YI
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Color difference Formula
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ΔE*ab,ΔE*uv,ΔE*94,ΔE*cmc(2:1),ΔE*cmc(1:1),ΔE*cmc(l:c),CIE2000ΔE*00，ΔE(h)
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Other Chromaticity Data
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Whiteness - WI(ASTM E313，CIE/ISO,AATCC,Hunter)，
Yellowness-YI(ASTM D1925，ASTM 313),
TI(ASTM E313，CIE/ISO),
Metamerism Index (Mt)
Colour Stain, Color Fastness, Color Strength, Opacity
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Observer
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2°/10°
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Illuminant
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D65,D50,A,C,D55,D75,F1,F2,F3,F4,F5,F6,F7,F8,F9,F10,F11,F12
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Display Data
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Spectral Value/Graph, Colorimetric Value, Color Difference Value/Graph, PASS/FAIL Result, Color Offset, Color Simulation, color index setting(ΔE*94, ΔE*cmc, ΔE2000), tolerance prompt, reverse prompt, time setting, language setting, restore factory setting
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Measurement Time
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1.5s
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Repeatability
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Spectral Reflectance: standard deviation within 0.1%(400~700nm: within 0.2%)
Colorimetric Value: Standard deviation within DeltaE*ab 0.04 (Measurement conditions: white calibration plate measured 30 times at 5 seconds intervals after white calibration was performed.)
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Inter Instrument Agreement
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Within DeltaE*ab 0.2 (Average for 12 BCRA Series II color tiles)
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Dimension
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L*W*H=90*77*230mm
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Weight
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600g
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Battery
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Li-ion battery. 2800 times within 8 hours.
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Lamp Life
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5 years, more than 1.6 million measurements
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Display Screen
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TFT 3.5inch, Capacitive Touch Screen
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Interface
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USB/RS-232
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Data Memory
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1000 Standards, 15000 Samples
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Operating Temperature
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0~40℃（32~104°F）
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Storage temperature
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-20~50℃（-4~122°F）
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Standard Accessory
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Power Adapter, Li-ion Battery, Operating Instruction, SQC8 software, White and Black Calibration Cavity, Protective Cover and Wrist Strap
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Optional Accessory
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Universal Test Components, Micro Printer, Powder Test Box
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Notes
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The specifications are subject to change without notice.
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