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Model
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ST70 spectrophotometer
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Optical Geometry
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D/8 (diffused illumination, 8-degree viewing angle)
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SCI (specular component included)/SCE (specular component excluded) ; Include UV / excluded UV light source
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Conforms to CIE No.15,GB/T 3978,GB 2893,GB/T 18833,ISO7724-1,ASTM E1164,DIN5033 Teil7
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Characteristic
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Adopt Silk TS series core technology, 5 measuring apertures for accurate color analysis and transmission in laboratory
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It is used for precise color measurement and quality control in plastic electronics, paint and ink, textile and garment printing
and dyeing, printing, ceramics and other industries, and for fluorescent sample measurement.
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Integrating Sphere Size
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Φ40mm
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Light Source
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Combined full spectrum LED light source, UV light source
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Spectrophotometric Mode
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Flat Grating
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Sensor
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Silicon photodiode array (double row 32 groups)
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Wavelength Range
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360~780nm
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Wavelength Interval
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10nm
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Measured Reflectance Range
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0-200%
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Measuring Aperture
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5 apertures: MAV:Φ8mm/Φ10mm；SAV:Φ4mm/Φ5mm;LAV:1x3mm
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Specular Component
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SCI&SCE
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Color Space
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CIE LAB,XYZ,Yxy,LCh,CIE LUV,s-RGB,HunterLab,βxy,DIN Lab99,Munsell(C/2)
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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*00, DINΔE99,ΔE(Hunter)
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Other Colorimetric Index
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Spectral reflectance,WI(ASTM E313,CIE/ISO, AATCC, Hunter, TaubeBergerStensby),
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YI(ASTM D1925,ASTM 313),
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Metamerism Index MI,
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Staining Fastness, Color Fastness, Color Strength, Opacity,
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8° Glossiness,555 tone classification, blackness (My,dM), color density CMYK(A,T,E,M), Tint, Munsel chroma index (part of the
function is realized by PC software)
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Observer Angle
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2°/10°
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Illuminant
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D65,A,C,D50,D55,D75,F1,F2(CWF),F3,F4,F5,F6,F7(DLF),F8,F9,F10(TPL5),F11(TL84),F12(TL83/U30),B,U35,NBF,
ID50,ID65,LED-B1,LED-B2,LED-B3,LED-B4,LED-B5,LED-BH1,LED-RGB1,LED-V1,LED-V2,LED-C2,LED-C3,LED-C5, able to customized light source
(total 41 kinds of light source, Partially realize through the PC software /APP software)
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Displayed Data
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Spectrogram/Values, Samples Chromaticity Values, Color Difference Values/Graph, PASS/FAIL Result, Color simulation, Color Offset
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Measuring Time
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About 1.5s
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Repeatability
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Chromaticity value: MAV/SCI, within ΔE*ab 0.02 ( When a white calibration plate is measured 30 times at 5 second intervals after
white calibration)
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Spectral reflectance: MAV/SCI, Standard deviation within 0.08% (400 nm to 700 nm: within 0.18%)
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Inter-instrument Error
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MAV/SCI, Within ΔE*ab 0.15 (Average for 12 BCRA Series II color tiles)
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Display Resolution
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0.01
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Measurement Mode
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Single Measurement, Average Measurement(2-99times)
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Locating Method
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Camera Locating,stabilizer cross position
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Dimension
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L*W*H=129X76X217mm
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Weight
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Approx 600g
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Battery
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Li-ion battery, 8800 measurements within 8 hours
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Illuminant Life Span
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10 years, more than 1.5 million times measurements
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Displayed Data
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3.5-inch TFT color LCD, Capacitive Touch Screen
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Data Port
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USB, Bluetooth ® 5.0
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Data Storage
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Standard 1000 Pcs, Sample 30000 Pcs, APP/PC mass storage
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Software Support
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Andriod,IOS,Windows,Harmony OS,Wechat applets
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Language
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Simplified Chinese, English, traditional Chinese
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Operating Environment
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0~40℃, 0~85%RH (no condensing), Altitude < 2000m
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Storage Environment
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-20~50℃, 0~85%RH (no condensing)
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Standard Accessory
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Power Adapter, USB cable, User Guide, PC Software(Download from office website), White and Black Calibration Cavity, Protective
Cover, Wrist strap, 8mm flat aperture, 8mm tip aperture, 4mm flat aperture, 4mm tip aperture,1x3mm tip aperture
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Optional Accessory
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Micro Printer, Powder Test Box, Holding base
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Notes
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The specifications are subject to change without notice.
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