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| Product Name | IWAVE WF28 color difference Meter | LinShang LS171 Colorimeter |
| Product Price | $719.00 | $154.00 |
| Details | Details | |
| Model comparison | ||
| Sample type | Plane Powder Liquid | Plane |
| Measurement aperture | Φ8mm | Φ8mm |
| Measurement Geometry | D/8 | D/8 |
| Color difference formula | ΔE*ab | ΔE*ab ΔE*uv ΔE*94 ΔE*00 ΔE*cmc(2:1) ΔE*cmc(1:1) |
| Parameter comparison | ||
| Optical inspection structure | 8°/d | D/8, including specular reflection (SCI) |
| Sensor | photodiode array | High Accuracy Sensor with CIE |
| Field of view | CIE 10° | 10° |
| Illuminant | Blue excitation LED | Light spectrum LED Illuminant |
| Illuminant life | More than 1.60 million measurements in 5 years | |
| Observational Illuminant | D65 | D65 |
| Measurement caliber | Φ8mm | 8mm |
| Repeatability of chromatic value | Delta E < 0.07 (the average deviation of the whiteboard is measured 30 times) | Standard Deviation Delta E * ab, within 0.03 (30 averages) |
| Inter-instrument Agreement | ΔE<0.2 | |
| Measurement time | 0.5s | About 1s |
| Reflectance measurement range | L:0~100 | |
| Measurement mode | SCI SCE | |
| Color space | CIELAB、CIELCH | CIE Lab、Luv、LCh、Yxy、CMYK、s-RGB、Hex |
| Color difference formula | ΔE*ab | ΔE*ab、ΔE*uv、ΔE*94、ΔE*cmc(2:1)、ΔE*cmc(1:1)、ΔE*00 |
| Calibration method | Built-in whiteboard, automatic correction when powered on | No black and white board calibrated, built-in compensation light path |
| Software support | Color Analysis System Software | Mobile app (bilingual in Chinese and English) |
| Data storage | 100 master standard data, 100 sample data under each master standard | Personal Color Chart Library, Massive Data |
| Interface | USB 2.0 (USB-B type) RS-232 (115200bps) | Bluetooth |
| display screen | TFT true color display 2.8inch @(16:9) resolution: 400x240 | 0.96 inch OLED |
| display content | Technical parameters Coordinate diagram, Color simulation | Color data |
| Operating language | Simplified Chinese | Chinese/English (APP automatically switches) |
| Operating temperature | 0℃-40℃（32℉-104℉） | 0~45℃ |
| Allowable relative humidity | Less than 85%, no condensation | 0~ 85% RH (no condensation) |
| Storage temperature | -20℃-50℃（-4℉-122℉） | -25~55℃ |
| Storage Humidity | Less than 85%, no condensation | 0~ 85% RH (no condensation) |
| Power supply method | Lithium Battery or Power Adapter | Rechargeable lithium battery 3.7V |
| Battery capacity | 3000mAH lithium battery | 700mAh |
| Dimension | 199*68*90mm | 57X57X89.4mm |
| Net weight | 700g | About 126g |
| Packaging Dimensions | 400*240*340mm | |
| Optional accessories | Liquid test kits, powder test kits, micro printers | |
| Special features | Measurement port positioning function; three measurement diameters optional | QC Detection, Color Chart Matching, Data Import and Export, Color Capture |
