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| Product Name | 3NH NS820 ColoriMeter | CHNSpec CS-421 Spectroscopic color difference Meter |
| Product Price | $2623.00 | $1655.00 |
| Details | Details | |
| Model comparison | ||
| Sample type | Plane Concave Powder Paste Liquid | Plane |
| Measurement aperture | Φ4mm | Φ4mm |
| 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 reflection uniform illumination 8 ° reception); conforms to standard CIE No.15, GB/T 3978 | D/8-SCI + SCE (diffuse illumination, 8 ° direction reception, including specular reflection/removing specular reflection) |
| integrating sphere diameter | Φ58mm | 40mm |
| Sensor | silicon photodiode | CMOS sensor |
| Field of view | 2°/10° | 2°，10° |
| Illuminant | Combined LED Illuminant | LED+UV |
| Illuminant life | More than 1.60 million measurements in 5 years | 10 years 1 million times |
| 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) | A, B, C, D50, D55, D65, D75, F1-F12, CWF, U30, U35, DLF, NBF, TL83, TL84 and other 26 kinds |
| Wavelength range | 400~700nm | 400~700nm |
| wavelength interval | 10nm | 10nm |
| Measurement caliber | Φ4mm | Φ4mm |
| Repeatability of chromatic value | Delta E * ab within 0.04 (after correction, the average value of 30 whiteboard measurements at intervals of 5s) | Standard Deviation Delta E * ab ≤ 0.03; Mean dE * ab ≤ 0.04; MAX Maximum dE * ab ≤ 0.06 |
| Spectroscopic reflectance Repeatability | Standard Deviation within 0.1% (400~ 700nm: within 0.2%) | |
| Inter-instrument Agreement | Delta E * ab within 0.2 (BCRA series ⅱ 12 swatches measurement average) | ΔE*ab≤0.4 |
| Measurement time | 1.5s | About 1 second |
| Reflectance measurement range | 0~200% | 0~200% |
| Color space | CIE LAB,XYZ,Yxy,LCh,CIE LUV，LAB&WI&YI | 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*cmc(l:c),CIE2000ΔE*00，ΔE（h） | ΔE*ab, ΔE*cmc, ΔE*94, ΔE*00 |
| Whiteness/Yellowness/Blackness | WI(ASTM E313，CIE/ISO,AATCC,Hunter)，YI(ASTM D1925，ASTM 313),TI(ASTM E313，CIE/ISO) | Whiteness (ASTM E313-00 and other 5 types), Yellowness (ASTM D1925 and other 3 types), Blackness (My, dM) |
| Tint/Metamerism | Metamerism index Mt | Tint (ASTM E313-00), Metamerism Milm |
| Colour fastness/force/coverage | Discoloration fastness, colour fastness, force | Dip colour fastness, discoloration fastness, force (dyestuff strength/Tinctorial Strength), hiding power |
| Software support | SQC8 color management quality control analysis software | Android, iOS, Windows (with color scheme app) |
| Data storage | More than 10000 (1000 master standards, 10000 samples) | APP mass storage |
| Interface | USB/TTL printing serial port | USB, Bluetooth |
| display screen | TFT True Color 3.5inch, Capacitive Touchscreen | IPS full-color screen, 2.4 inches |
| display content | Light spectrum graph/data, sample chromatic value, color difference value/graph, pass/fail result, Color bias, Color simulation, Color parameter setting (Delta E * 94 factor, Delta E * cmc factor, Delta E2000 factor), tolerance prompt, inverted display, time setting, language setting, factory reset | Light spectrum reflectance, Color index, etc |
| Operating temperature | 0~40℃(32~104°F) | |
| Storage temperature | -20~50℃(-4~122°F) | |
| Power supply method | Lithium ion polymer lithium battery | Built-in lithium battery |
| Battery capacity | 2,800 times in 8 hours | 3.7V/3000mAh |
| Dimension | L * W * H = 90 * 77 * 230mm | |
| Net weight | 0.6kg | |
| Optional accessories | Versatile test components (liquids, powders, granules, etc.), microprinters, powder testing | |
