| Model | ST50 spectrophotometer | 
| Optical Geometry | D/8 (diffused illumination, 8-degree viewing angle) | 
| SCI (specular component included)/SCE (specular component excluded)
;excluded UV light source | 
| Conforms to CIE No.15,GB/T 3978,GB 2893,GB/T 18833, ISO7724-1, ASTM
E1164, DIN5033 Teil7 | 
| Characteristic | Adopt 3nh TS series core technology, customized measuring aperture | 
| It is used for precise color measurement and quality control in
plastic electronics, paint and ink, textile and garment printingand dyeing, printing, ceramics and other industries, and for
fluorescent sample measurement.
 | 
| Integrating Sphere Size | Φ40mm | 
| Light Source | Combined full spectrum LED light source | 
| Spectrophotometric Mode | Flat Grating | 
| Sensor | Silicon photodiode array (double row 20 groups) | 
| Wavelength Range | 400~700nm | 
| Wavelength Interval | 10nm | 
| Measured Reflectance Range | 0-200% | 
| Measuring Aperture | One aperture: 8mm or 4mm optional | 
| Specular Component | SCI&SCE | 
| Color Space | CIE LAB,XYZ,Yxy,LCh,CIE LUV,s-RGB,βxy,Munsell(C/2) | 
| Color Difference Formula | ΔE*ab,ΔE*uv,ΔE*94,ΔE*cmc(2:1),ΔE*cmc(1:1),ΔE*00 | 
| Other Colorimetric Index | Spectral reflectance,WI(ASTM E313,CIE/ISO, AATCC, Hunter,
TaubeBergerStensby), | 
| YI(ASTM D1925,ASTM 313), | 
| Metamerism Index MI, | 
| Staining Fastness, Color Fastness, Color Strength, Opacity, | 
| 8° Glossiness,555 tone classification, Carbon (My,dM), color
density CMYK(A,T,E,M), Tint, Munsel chroma index (part of thefunction is realized by PC software)
 | 
| Observer Angle | 2°/10° | 
| Illuminant | 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)
 | 
| Displayed Data | Spectrogram/Values, Samples Chromaticity Values, Color Difference
Values/Graph, PASS/FAIL Result, Color simulation, Color Offset | 
| Measuring Time | About 1.5s | 
| Repeatability | Chromaticity value: MAV/SCI, within ΔE*ab 0.03 ( When a white
calibration plate is measured 30 times at 5 second intervals afterwhite calibration)
 | 
| Spectral reflectance: MAV/SCI, Standard deviation within 0.1% (400
nm to 700 nm: within 0.2%) | 
| Inter-instrument Error | MAV/SCI, Within ΔE*ab 0.2 (Average for 12 BCRA Series II color
tiles) | 
| Display Resolution | 0.01 | 
| Measurement Mode | Single Measurement, Average Measurement(2-99times) | 
| Locating Method | Camera Locating,stabilizer cross position | 
| Dimension | L*W*H=129X76X217mm | 
| Weight | Approx 600g | 
| Battery | Li-ion battery, 8800 measurements within 8 hours | 
| Illuminant Life Span | 10 years, more than 1.5 million times measurements | 
| Displayed Data | 3.5-inch TFT color LCD, Capacitive Touch Screen | 
| Data Port | USB, blue-tooth ® 5.0 | 
| Data Storage | Standard 1000 Pcs, Sample 20000 Pcs, APP/PC mass storage | 
| Software Support | Andriod,IOS,Windows,Harmony OS,Wechat applets | 
| Language | Simplified Chinese, English, traditional Chinese | 
| Operating Environment | 0~40℃, 0~85%RH (no condensing), Altitude < 2000m | 
| Storage Environment | -20~50℃, 0~85%RH (no condensing) | 
| Standard Accessory | Power Adapter, USB cable, User Guide, PC Software(Download from
office website), White and Black Calibration Cavity, ProtectiveCover, Wrist strap, Aperture (8mm or 4mm optional)
 | 
| Optional Accessory | Micro Printer, Powder Test Box | 
| Notes | The specifications are subject to change without notice. |