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| Product Name | DOHO DS-360 Color color difference Meter | CHNSpec CS-422 Spectroscopic color difference Meter |
| Product Price | In coming | $1929.00 |
| Details | Details | |
| Model comparison | ||
| Sample type | Plane | Plane |
| Measurement aperture | Φ4mm Φ8mm | Φ4mm Φ11mm |
| Measurement Geometry | D/8 | D/8 |
| Color difference formula | ΔE*ab ΔE*uv ΔE*94 ΔE*00 ΔE*cmc(2:1) ΔE*cmc(1:1) | ΔE*ab |
| Parameter comparison | ||
| Optical inspection structure | D/8 (diffuse illumination, 8 ° direction reception), SCI/SCE synthesis | D/8-SCI+SCE |
| integrating sphere diameter | Φ40mm | 40mm |
| spectroscopy | Plane grating spectroscopy | Optical inspection device |
| Sensor | Silicon photodiode array (dual row 32 groups) | CMOS sensor |
| Field of view | 2°/10° | 2°，10° |
| Illuminant | Combined Full Light spectrum LED Illuminant | LED+UV |
| Illuminant life | More than 3 million measurements in 5 years | 10 years 1 million times |
| UV Illuminant | Contains UV Illuminants | Yes. |
| Observational 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) | 26 Illuminant Evaluation Indicators |
| Wavelength range | 400～700nm | 400~700nm |
| wavelength interval | 10nm | 10nm |
| Bandwidth | 10nm | |
| Measurement caliber | Dual diameter: MAV: φ 8mm/φ 10mm, SAV: φ 4mm/φ 5mm | Φ4mm+11mm |
| Repeatability of chromatic value | MAV/SCI, Delta E * ab within 0.05 (after preheating correction, the average value of 30 whiteboard measurements at intervals of 5s) | ΔE*ab≤0.03 |
| Inter-instrument Agreement | MAV/SCI, Delta E * ab within 0.3 (BCRA series ⅱ 12 color plate measurement average) | ΔE*ab≤0.4 |
| Measurement time | Approximately 1.5 seconds (approximately 3.2 seconds for simultaneous SCI/SCE testing) | About 1 second |
| Reflectance measurement range | L: 0~ 120, reflectance: 0~ 200% | 0~200% |
| Measurement mode | Single measurement, average measurement (2~ 99 times) | camera |
| Color space | CIE LAB,XYZ,Yxy,LCh,CIE LUV,s-RGB,βxy,DIN Lab99 Munsell(C/2) | CIE-Lab,CIE-LCh,HunterLab,CIE-Luv,XYZ,Yxy,RGB |
| Color difference formula | ΔE*ab,ΔE*uv,ΔE*94,ΔE*cmc(2:1),ΔE*cmc(1:1),ΔE*00 | ΔE*ab,ΔE*cmc,ΔE*94,ΔE*00 |
| Whiteness/Yellowness/Blackness | WI(ASTM E313，CIE/ISO,AATCC,Hunter)，YI(ASTM D1925，ASTM 313) | Whiteness (ASTM E313-00 etc.), Yellowness (ASTM D1925 etc.), Blackness (My, dM) |
| Tint/Metamerism | Metamerism index Mt | Tint (ASTM E313-00), Metamerism Milm |
| Colour fastness/force/coverage | Dip colour fastness, discoloration fastness, force, coverage | Dip colour fastness, discoloration fastness, force (dyestuff strength, Tinctorial Strength), hiding power |
| Calibration method | ETC real-time calibrating technology, built-in standard whiteboard, black and white correction | Automatic calibration |
| Software support | SQCX quality management software (official website DOHO.cn download) | Andriod,IOS,Windows |
| Data storage | 1000 master standards, 30,000 samples (one data can include SCI/SCE at the same time) | APP mass storage |
| Interface | USB, Bluetooth ® 5.0 | USB, Bluetooth |
| display screen | TFT True Color 3.5inch, Capacitive Touchscreen | IPS full color screen, 2.4 inches |
| display content | Light spectrum plots/data, sample chromatic values, color difference values/plots, pass/fail results, Color simulation, Color bias | Measurement data and color difference |
| Operating language | Simplified Chinese, English, Traditional Chinese | Simplified Chinese, English |
| Operating temperature | 0~40℃ | |
| Allowable relative humidity | 0~ 85% RH (no condensation) | |
| Storage temperature | -20~50℃ | |
| Storage Humidity | 0~ 85% RH (no condensation) | |
| Power supply method | lithium battery | Battery |
| Battery capacity | 6000 times in 8 hours | 3.7V/3000mAh |
| Dimension | 81×71×214mm | |
| Net weight | Approx. 500g | |
| Optional accessories | USB micro printer, powder test box, Bluetooth micro printer | |
| Special features | Camera view positioning, dual measurement caliber, ETC real-time calibrated, in line with international standards Measurement | Built-in camera, UV Illuminant, mobile app color scheme, aperture switching, ensure that the first-level Measurement is qualified |
