Colorimeter
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| Brand | Admesy |
|---|---|
| Origin | Netherlands |
| Model | Atlas-Colorimeters |
| Spectral Range | 380–780 nm |
| Wavelength Resolution (FWHM) | 2.3 nm |
| Camera Options | 8 MP (3312 × 2488) or 16 MP (4872 × 3248), 12-bit output |
| Nonlinearity | < 1% |
| SNR | 60 dB |
| Exposure Time | 1 ms – 16 s |
| Integral Time (Spectrometer) | 1.4 ms – 20 s |
| Stray Light | < 0.03% |
| Lens Options | Componon-S f/4.0–f/5.6, focal lengths 80–102 mm |
| Field of View (Diagonal) | 12.6°–19.2° (depending on model & working distance) |
| Compliance | ISO/CIE photopic and colorimetric standards, NIST-traceable calibration protocols |
| Brand | Admesy |
|---|---|
| Origin | Netherlands |
| Model | Cronus |
| Spectral Range | 380–780 nm |
| Spectral Resolution (FWHM) | 2.3 nm |
| Integration Time | 2.5 ms – 20 s |
| Linearity Error | < 0.5% |
| Dynamic Range (Spectrometer) | >150,000 |
| Dynamic Range (Colorimeter) | >10,000,000 |
| Luminance Measurement Speed | >50,000 readings/s |
| Colorimetric Accuracy (Y, x, y) | ±4%, ±0.002 |
| Colorimetric Repeatability (Y, x, y) | <0.5%, ±0.0002 |
| Detector | Silicon photodiodes with XYZ interference filters conforming to CIE 1931 color matching functions |
| Optical Input Options | Cosine corrector (fixed or fiber-coupled), integrating spheres (75 mm / 150 mm / 250 mm), lens systems (5 mm / 10 mm / 20 mm focal lengths) |
| Interface | High-speed USB (USBTMC-compliant), RS-232, Ethernet, external trigger I/O |
| Mechanical Shutter Lifetime | >1 million cycles |
| Operating Temperature | 10–35 °C |
| Compliance | USBTMC standard, SCPI command set |
| Brand | Admesy |
|---|---|
| Origin | Netherlands |
| Model | HERA |
| Spectral Range (Lens Mode) | 380–780 nm |
| Spectral Resolution (FWHM) | 2.3 nm |
| Integration Time | 2.5 ms – 20 s |
| Stray Light | <0.03% |
| Nonlinearity | <1% |
| Luminance Range | 0.05–6000 cd/m² |
| Wavelength Accuracy | ±0.5 nm |
| Luminance Accuracy (CIE A) | ±4% |
| Chromaticity Accuracy (CIE x,y) | ±0.002 |
| Repeatability (2σ, 250 cd/m²) | <0.3% (luminance), ±0.0005 (x,y) |
| Measurement Spot Size (20 mm lens, 50 mm WD) | 20.5 mm |
| Field of View | ±0.3° |
| Interface | High-Speed USB (USBTMC/SCPI), RS232, Ethernet, External Trigger |
| Dimensions (L×W×H, body only) | 100 × 80 × 55 mm |
| Weight | 0.35 kg |
| Operating Temperature | 10–35 °C |
| Power | 1250 mW (USB-powered) |
| Optical Configurations | Fixed lens, cosine corrector, or fiber-coupled input (HERA01–HERA04 variants) |
| Brand | Admesy |
|---|---|
| Origin | Netherlands |
| Model | HYPERION 2.1 mm |
| Optical Spot Size | 2.1 mm (focused lens configuration) |
| Measurement Principle | Tristimulus CIE 1931 XYZ colorimetry |
| Luminance Range | 0.001–200,000 cd/m² (typical, dependent on integration time and lens) |
| Sampling Rate | up to 2000 samples/s for Y (luminance) flicker measurement |
| Interface | USB-TMC compliant |
| Operating Systems | Windows, Linux (x86_64, i686, ARM), macOS |
| Software Integration | Native VISA support for LabVIEW, LabWindows/CVI, Visual Studio (.NET) |
| Compliance | USB-TMC 1.0, JEITA CP-3405 (flicker), CIE S 026/E:2015 (photopic luminous efficiency), ISO/CIE 11664-1:2019 (colorimetry fundamentals) |
| Mechanical Shutter | Integrated |
| Dynamic Range | >120 dB (typical, 24-bit ADC with auto-ranging) |
| Brand | Admesy |
|---|---|
| Origin | Netherlands |
| Model | Hyperion_colorimeters |
| Detector | Triple silicon photodiodes with XYZ interference filters |
| Spectral Response | CIE 1931 standard observer (close match) |
| Luminance Range | 0.005–20,000 cd/m² |
| Chromaticity Accuracy (x,y) | ±0.001 (calibrated) |
| Luminance Accuracy | ±4% of reading |
| Flicker Measurement | JEITA & Contrast methods |
| Sampling Rate | Up to 40 Hz (at ≥5 cd/m²) |
| Dynamic Range | >80 dB |
| Resolution | 16-bit for X, Y, Z |
| Integration Time | 0.5 ms – 1 s |
| Optical Field of View | 5° (±2.5°) |
| Spot Size | 13.5 mm @ 50 mm WD |
| Interface | USB 2.0, RS-232 |
| Power | USB bus-powered + optional 9 V DC |
| Dimensions (w/o lens) | 53 × 70 × 147 mm |
| Weight | 670 g |
| Operating Temperature | 10–35 °C |
| Shutter Lifetime | >1 million cycles |
| Shutter Speed | 250–300 ms |
| Color Spaces | CIE XYZ, Yxy, Yu’v’, CCT, Duv, Dominant Wavelength (DWL), Flicker (%, dB) |
| Brand | Admesy |
|---|---|
| Origin | Netherlands |
| Model | Hyperion Series |
| Detector | Triple silicon photodiodes with XYZ interference filters |
| Spectral Response | CIE 1931-compliant |
| Weight | 670 g |
| Dimensions (w/o lens) | 53 × 70 × 147 mm |
| Mounting | 12× M3 threaded holes |
| Power Supply | USB-powered + optional 9 V DC |
| Interfaces | USB 2.0, RS-232 |
| Measurement Parameters | XYZ, Yxy, Yu’v’, CCT, DWL, Flicker (JEITA & Contrast methods) |
| Luminance Range | 0.003–12,000 cd/m² |
| Luminance Accuracy | ±2% (at 150 cd/m², white field) |
| Chromaticity Accuracy (x,y) | ±0.001 (at 150 cd/m², white field) |
| Repeatability (Y) | ±0.1% (≥5 cd/m²) |
| Chromaticity Repeatability (x,y) | ±0.0002 (≥5 cd/m²) |
| Flicker Sampling Rate | 2000 Hz (XYZ & flicker simultaneously) |
| Minimum Detectable Flicker Frequency | 1 Hz |
| Measurement Speed | Up to 40 Hz (at ≥5 cd/m²) |
| Integration Time | 0.5 ms – 1 s |
| Dynamic Range | >80 dB |
| A/D Resolution | 16-bit per channel |
| Operating Temperature | 10–35 °C |
| Shutter Lifetime | >1 million cycles |
| Shutter Actuation Time | 250–300 ms |
| Optical Configurations | Standard 5° FOV (10 mm or 20 mm lens) |
| Brand | Admesy |
|---|---|
| Origin | Netherlands |
| Model | Hyperion Wide-Spectrum Series |
| Spectral Range | 200–1100 nm |
| Spectral Resolution (FWHM) | 2.3 nm |
| Integration Time | 4.8 ms – 60 min |
| Dark Noise (RMS) | ~3–5 counts (16-bit ADC) |
| Stray Light | <0.03% |
| Nonlinearity | <1% |
| Detector Cooling | Thermoelectrically cooled CCD to −10 °C |
| Optical Interface | 20 mm lens (spot size: 20.5 mm @ 50 mm WD, 21 mm @ 100 mm WD, 21.5 mm @ 150 mm WD) |
| Field of View | ±0.3° |
| Interfaces | High-Speed USB (USBTMC compliant), RS232, Ethernet, External Trigger |
| Dimensions (L×W×H) | 230 × 195 × 82.5 mm (body only) |
| Weight | 3.3 kg |
| Operating Temperature | 10–35 °C |
| Power Supply | 15 V DC (14.5–15.5 V range) |
| Brand | Admesy |
|---|---|
| Origin | Netherlands |
| Model | MSE_colorimeters |
| Optical Spot Size | 10 mm (standard), 20 mm (MSE+ variant) |
| Spectral Response | CIE 1931 XYZ-matched via interference-filtered Si photodiodes |
| Measurement Speed | Up to 200 color measurements/sec @ 200 cd/m² |
| Luminance | 22,000 samples/sec |
| Dynamic Range | 0.05–3000 cd/cm² (MSE), 0.05–15,000 cd/cm² (MSE+) |
| Accuracy | Luminance Y ±0.06% (≥150 cd/m²), Chromaticity x,y ±0.0002 (≥150 cd/m², calibrated) |
| Repeatability | Y ±0.15% @ 1 cd/m² |
| Resolution | 15-bit for X,Y,Z channels |
| Integration Time | 1 ms – 5 s |
| Interface | USB 2.0, RS-232, TTL Trigger In/Out |
| Mechanical Shutter | >1 million cycles, 70–120 ms actuation |
| Operating Temperature | 10–35 °C |
| Dimensions (w/o lens) | 63 × 24 × 65 mm |
| Weight | 250 g |
| Mounting | 12× M3 threaded holes |
| Compliance | Designed for GLP/GMP-aligned manufacturing environments |
| Brand | Admesy |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | PCM2-051 |
| Brightness Range | 0.0003–15,000 cd/m² (UHL mode up to 95,000 cd/m²) |
| Chromaticity Range | 0.003–15,000 cd/m² |
| Measurement Spot Size | 5 mm (at 5 mm working distance ±2 mm) |
| Field of View | ±6° |
| Sampling Rate | 2000 / 3000 / 3125 Hz |
| CIE Standard Observer | 2° CIE 1931 & CIE 170-2:2015 |
| Flicker Calculation | Internal JEITA-compliant (custom algorithms supported) |
| Shutter | Mechanical, USB-MTC compliant |
| OS Compatibility | Windows, Linux, macOS |
| Software Integration | VISA-compatible for LabVIEW, LabWindows/CVI, Visual Studio |
| Brand | Admesy |
|---|---|
| Model | PCM2-100 |
| Measurement Principle | CIE 1931 / CIE 170-2:2015 Tristimulus Matching |
| Luminance Range | 0.0003–15,000 cd/m² (UHL Mode up to 95,000 cd/m²) |
| Chromaticity Accuracy | ±0.003 Δu'v' (typ.) |
| Luminance Accuracy | ±2% (≥0.01 cd/m²), ±5% (0.0003–0.01 cd/m²) |
| Aperture Angle | 5° (±2.5°) |
| Spot Size | 18.7 mm @ 100 mm WD |
| Sampling Rate | Up to 3125 Hz (flicker mode) |
| Interface | USB 2.0 compliant with USBTMC |
| OS Support | Windows, Linux, macOS |
| Software SDK | VISA-compatible (LabVIEW, LabWindows/CVI, Visual Studio) |
| Internal Flicker Calculation | JEITA-compliant, customizable algorithm |
| Mechanical Shutter | Integrated, TTL-controlled |
| Compliance | USBTMC 1.0, CIE S 014-2/E:2016, ISO/CIE 11664-3:2018, IEC 62341-6-3 (OLED display testing) |
| Brand | Admesy |
|---|---|
| Origin | Netherlands |
| Model | PCM2X-271 |
| Luminance Range | 2.5×10⁻⁵ to 3×10⁴ cd/m² |
| Chromaticity Accuracy Range | 2.5×10⁻⁴ to 3×10⁴ cd/m² |
| Sampling Rate (XYZ) | 600 kS/s |
| Field of View | ±5° |
| Spot Size | 30 mm @ 25 mm Working Distance |
| CIE Standard Observer | 2° CIE 1931 & CIE 170-2:2015 |
| Flicker Analysis | FFT-based (FMA, JEITA, user-defined), time-domain FMA (VRR), FIR-filtered |
| Shutter | Mechanical, USB-MTC compliant |
| OS Compatibility | Windows, Linux, macOS |
| Software Interface | VISA, LabVIEW, LabWindows CVI, Visual Studio |
| Brand | Admesy |
|---|---|
| Origin | Netherlands |
| Model | Prometheus |
| Detector Type | Cooled CCD |
| Viewfinder Type | Pritchard Mirror-Based Camera Viewfinder |
| Interface | USB (USBTMC/SCPI), RS232, Ethernet |
| Dynamic Range | High (with内置 mechanical shutter & OD filter wheel) |
| Polarization Sensitivity | Very Low |
| Linearity Error | ±0.5% (internally compensated) |
| Dark Current Compensation | Full integration-range zero offset correction |
| Wavelength Monitoring | Integrated real-time wavelength drift correction |
| Calibration | Factory-calibrated for spectral radiance, luminance, chromaticity (CIE 1931 xy, u’v’) |
| Compliance | USBTMC, SCPI, ISO/CIE-compliant measurement architecture |
| Software Support | SDK for Python, C++, LabVIEW, MATLAB, .NET |
| Brand | Admesy |
|---|---|
| Origin | Netherlands |
| Model | Prometheus LF |
| Sampling Rate | 800 kS/s |
| Photopic V(λ) Filter Compliance | CIE 1931 Standard Observer |
| Flicker Metrics | Contrast Ratio (Min/Max/RMS), JEITA, VESA |
| Operating Systems | Windows, macOS, Linux |
| API Support | VISA-compliant (LabVIEW, LabWindows/CVI, C++, C#, Python) |
| Trigger I/O | TTL-compatible input/output |
| Auto-ranging | Yes |
| User Calibration | Supported |
| Memory | High-capacity onboard buffer |
| Measurement Modes | Luminance (cd/m²), Flicker Waveform Capture, Temporal Analysis |
| Optical Aperture | 17 mm |
| Brand | Admesy |
|---|---|
| Origin | Netherlands |
| Model | Prometheus X27 |
| Measurement Principle | CIE 1931 / CIE 170.2:2015-compliant photopic luminance and tristimulus colorimetry |
| Luminance Range | 0.0001–20,000 cd/m² |
| Minimum Measurement Time | 1 s (at 0.0001 cd/m²) |
| Y-Channel Sampling Rates | 3.125 kS/s, 2 kS/s, or 800 kS/s |
| Filter Accuracy | Factory-calibrated interference filters matching CIE standard observer functions |
| Compliance | CIE 1931, CIE 170.2:2015, JEITA TR-006 (flicker), USB Device Class MTC v1.0 |
| OS Compatibility | Windows, Linux, macOS |
| API Support | Native SDK for C#, C++, VB.NET, LabVIEW, MATLAB, Python |
| Brand | Admesy |
|---|---|
| Origin | Netherlands |
| Model | Rhea Spectrometers |
| Spectral Range | 200–1100 nm |
| Cooling | Thermoelectrically cooled CCD (operating at –10 °C) |
| Spectral Resolution (FWHM) | 2.3 nm |
| Integration Time | 4.8 ms – 60 min |
| Dark Noise (RMS) | ~3–5 counts (16-bit ADC) |
| Stray Light | <0.03% |
| Nonlinearity | <1% |
| Optical Input | Fixed or customizable fiber coupling |
| Interface | High-speed USB (USBTMC compliant), RS232, Ethernet, TTL trigger |
| Dimensions (L×W×H) | 230 × 195 × 82.5 mm (excl. lens) |
| Weight | 3.3 kg |
| Operating Temperature | 10–35 °C |
| Power Supply | 14.5–15.5 V DC |
| Spot Size (with 20 mm lens) | 20.5 mm @ 50 mm WD, 21 mm @ 100 mm WD, 21.5 mm @ 150 mm WD |
| Field of View | ±0.3° |
| Onboard Processing | Yes |
| Neutral Density Filter Wheel | Integrated |
| Dynamic Range Enhancement | Yes |
| Linearity | Engineered for <1% nonlinearity across full intensity range |
| Compliance | USBTMC, SCPI command set, suitable for GLP/GMP-aligned data acquisition workflows |
| Brand | Chroma |
|---|---|
| Origin | Taiwan |
| Model | CS-150 / CS-160 |
| Luminance Range | 0.0001–999,900 cd/m² (CS-150), 0.0001–9,999,000 cd/m² (CS-160) |
| V(λ) Photopic Luminous Efficiency Match | Improved vs. CS-100A |
| Measurement Method | Non-contact, Single-point Spectral Radiance Integration |
| Optical System | SLR-type with Eyepiece Viewfinder and External LCD Display |
| Minimum Measurable Spot Diameter | 0.4 mm (with optional macro lens, CS-160 only) |
| Power Supply | Rechargeable Battery |
| Brand | GALVANIC |
|---|---|
| Origin | USA |
| Model | MoniSpec Colorimeter |
| Optical Principle | Dual-channel absorbance and turbidity detection with 12° forward scatter or 90° side scatter geometry |
| Wavelength Range | 380–1100 nm (xenon lamp) |
| Measurement Range | 0–0.1 AU to 0–5 AU |
| IP Rating | IP65 / NEMA 4X |
| Hazardous Area Certification | ATEX Ex d IIC/T6 (Zone 1 & 2 not applicable) |
| Flow Cell Materials | Stainless steel (optional Ti, PTFE) |
| Window Material | Sapphire (optional borosilicate glass, PMMA) |
| Seal Material | FKM (optional FFKM, EPDM, silicone) |
| Process Connections | DIN, ANSI, NPT |
| Max Sensors per Transmitter | 4 |
| Output Units | NTU, JTU, AU, EBC, ppm, g/L, %TS, Hazen, ASTM, Saybolt |
| Data Logging | 8,000 points with backup restore |
| Communication | RS-232C / RS-485 (Modbus RTU) |
| Cleaning | CIP-compatible, optional spray nozzle |
| Calibration/Maintenance Interval | Up to 24 months (application-dependent) |
| Brand | Jilin University–Xiaotianshe |
|---|---|
| Origin | Jilin, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | GDYS-101SB |
| Detection Limit | 5 PCU |
| Measurement Range | 0–200 PCU |
| Accuracy | ±5% |
| Compliance | GB/T 5750.4–2006 |
| Brand | Gigahertz Optik |
|---|---|
| Origin | Shanghai, China |
| Distributor Type | Authorized Distributor |
| Country of Manufacture | Germany (designed & calibrated in Germany |
| Model | BTS256-EF |
| Measurement Range | 1–199,999 lx (illuminance), 360–830 nm (spectral range) |
| Spectral Bandwidth | 10 nm (CIE 214-compliant adaptive optical bandwidth correction) |
| Cosine Error | ≤3% (f₂) |
| Flicker Frequency Range | 0.25 Hz – 200 kHz |
| Integration Time | 5.2–30,000 ms |
| ADC Resolution | 12-bit |
| Power Supply | 5 V DC / 450 mA via USB |
| Temperature Compensation | Integrated thermistor for photodiode and spectrometer units |
| Calibration Uncertainty | ±2.2% (luminance), f₁′ ≤3% (with spectral correction), stray light <6×10⁻⁴ (LED-specific) |
| Brand | GreenPrima |
|---|---|
| Origin | United Kingdom |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Product Origin | Imported |
| Model | PROCON2000 |
| Pricing | Available Upon Request |
| Brand | Hach |
|---|---|
| Origin | USA |
| Manufacturer Type | Authorized Distributor |
| Product Origin | Imported |
| Model | DR1300 FL |
| Price | Upon Request |
| Brand | Konica Minolta |
|---|---|
| Origin | Japan |
| Model | CA-2500 |
| Minimum Measurable Luminance | 0.05 cd/m² |
| Luminance Range | 0.05–5,000,000 cd/m² (with lens-dependent dynamic range extension) |
| Sensor Type | XYZ-filtered CCD with CIE 1931 spectral responsivity match |
| Lens Options | Standard, Wide-angle, Telephoto (with macro coupling ring) |
| Synchronization Frequency Range | 4–2,000 Hz |
| Factory Calibration | Per-lens, per-focus-position optical calibration |
| Included Software | CA-S25w (with autofocus assistance, auto-alignment guidance, and automatic ROI detection) |
| SDK Included | Yes, for custom application integration |
| Compliance | Designed for ISO/CIE-compliant photometric and colorimetric evaluation in R&D and production QA environments |
| Brand | Konica Minolta |
|---|---|
| Origin | Japan |
| Model | CA-410 |
| Probe Options | CA-VP427A / CA-VP410A (down to 0.0003 cd/m²) |
| CIE Compliance | CIE 1931 2° Standard Observer, optional CIE 170-2:2015 2° Standard Observer (CA-P427C / CA-P410C probes) |
| Interface | USB (virtual COM port, driver-free), RS-232C |
| Auto-Zero Calibration | Yes |
| Synchronization | External sync input (1.8 V TTL-compatible, from March 2021 production onward) |
| Software Support | CA-SDK2 (backward-compatible with CA-210/CA-310 systems) |
| Brand | Konica Minolta |
|---|---|
| Origin | Japan |
| Model | CS-150 / CS-160 |
| Measurement Angle | 1° (CS-150) / 1/3° (CS-160) |
| Luminance Range | 0.01–999,900 cd/m² (CS-150) / 0.1–9,999,000 cd/m² (CS-160) |
| Colorimetric Compliance | CIE 1931 x(λ), y(λ), z(λ) tristimulus matching |
| Spectral Response Match | Optimized to CIE V(λ) photopic luminosity function |
| Minimum Measured Area | 14.4 mm Ø (CS-150, 1014 mm distance) / 4.5 mm Ø (CS-160, 213 mm) |
| Repeatability | ±0.2% +1 digit (luminance), ±0.001 (chromaticity at ≥10 cd/m²) |
| Accuracy | ±2% ±1 digit (luminance), ±0.004 (chromaticity at ≥5 cd/m²) |
| Data Storage | 1,000 measurements |
| Interface | USB 2.0 (data transfer & bus power) |
| Software | CS-S20w (included) |
| Calibration Channels | 10 user-definable reference sources |
| Operating Temp. | 0–40°C, ≤85% RH (non-condensing) |
| Brand | Konica Minolta |
|---|---|
| Origin | Japan |
| Model | ProMetric I/Y Series |
| Sensor Resolution Options | 2 MP (I2/Y2), 8 MP (I8), 16 MP (I16/Y16), 29 MP (I29/Y29) |
| Sensor Type | Scientific-grade CCD, 12-bit, interline transfer |
| Cooling | Thermoelectric (TE) stabilization |
| Dynamic Range | High-dynamic-range (HDR) multi-exposure mode |
| Optical Interface | Interchangeable C-mount lenses with variable focal length and f-number |
| Spectral Matching | CIE 1931 photopic luminosity function (V(λ)) and CIE 1931/1964 color matching functions |
| Filter System | Precision CIE-matched color filters + calibrated neutral density (ND) filters |
| Software | ProMetric Control & Analysis Suite (v5.x), TrueTest™, TrueMura™, PM-KB Keyboard Analysis Module |
| Compliance | Designed for ISO/CIE-compliant photometric and colorimetric measurements |
| Connectivity | Gigabit Ethernet, USB 3.0 |
| Brand | Lamotte |
|---|---|
| Origin | USA |
| Model | Smart3 |
| Wavelengths | 428 nm, 525 nm, 568 nm, 635 nm |
| Optical Path | 10 mm cuvette / 25 mm round tube / 16 mm COD vial |
| Display | 160 × 100 backlit LCD (20 × 6 character graphic) |
| Photometric Range | –2 to +2 AU |
| Absorbance Accuracy | ±0.001 AU at 1.0 AU |
| Wavelength Accuracy | ±2% FS |
| Bandwidth | 10 nm |
| Light Source | Four high-stability LEDs with integrated narrow-band interference filters |
| Detector | Silicon photodiode |
| Data Storage | 500 measurements |
| User-Defined Methods | Up to 25 custom calibration curves |
| Language Options | English, Spanish, French, Portuguese, Italian, Chinese, Japanese |
| IP Rating | IP67 |
| Power | Rechargeable Li-ion battery, USB bus power, or AC adapter |
| Auto-off | Configurable (5 / 10 / 50 min) |
| Dimensions | 8.84 × 19.05 × 6.35 cm |
| Weight | 362 g |
| Compliance | CE-marked |
| Brand | Leichi |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Manufacturer |
| Country of Origin | China |
| Model | DGB-421 |
| Measurement Range | 0–50 PCU (Platinum-Cobalt Units) |
| Accuracy | ±5% or ±1 PCU |
| Repeatability | ≤3.0% |
| Protection Rating | IP65 |
| Power Supply | 4×AA batteries or USB 5V DC |
| Dimensions | 100 × 220 × 80 mm |
| Weight | 0.8 kg |
| Display | High-resolution LCD |
| Calibration | Zero and full-scale calibration with Pt-Co standard solutions |
| Data Storage | 200 sets |
| Compliance | GB/T 5750.4–2023 (Standard Methods for Examination of Drinking Water – Color) |
| Brand | Leici |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | DGB-421F |
| Price | USD 560 (FOB Shanghai) |
| Measurement Principle | Absorbance-based photometric determination at 365 nm |
| Units | PCU, Hazen, mg Pt·L⁻¹ |
| Range | 0.0–99.9 and 100–500 PCU |
| Accuracy | ±3% or ±0.5 PCU |
| Repeatability | ≤1.5% |
| Light Source | 365 nm high-stability LED |
| Cuvette Pathlength | 25 mm |
| Display | High-resolution color LCD |
| Data Storage | 200 measurement records with GLP-compliant metadata (user ID, sample ID, timestamp, calibration status) |
| Interface | USB 2.0 (PC data transfer), RS-232 (printer output) |
| Power | Rechargeable Li-ion battery (5 V DC input |
| Dimensions | 100 × 245 × 88 mm |
| Weight | 0.5 kg |
| Ingress Protection | IP65 |
| Compliance | GB/T 5750.4–2023 (Standard Methods for Examination of Drinking Water – Color Determination), ISO 7887:2011, ASTM D1209, USP <631> |
| Brand | Lovibond (Tintometer) |
|---|---|
| Origin | United Kingdom |
| Model | AF228 |
| Light Source | CIE Illuminant C (Tungsten-Halogen) |
| Gardner Scale Range | 1–18 |
| Compliance | ASTM D1544, ISO 4630, AOCS Cd 13a-97 |
| Viewing Method | Triple-Field Visual Comparison |
| Optical Path | Fixed 10.0 mm cell path |
| Standard Filters | Certified Gardner glass filters (NIST-traceable) |
| Power Supply | AC 100–240 V, 50/60 Hz |
| Brand | Lovibond (Tintometer) |
|---|---|
| Origin | United Kingdom |
| Model | AF229 |
| Light Source | CIE Illuminant C (Tungsten-Halogen Lamp) |
| Color Scale | AOCS Cc 13a-43 FAC Scale (Odd-Numbered, 1–50) |
| Viewing System | Triple-Field Visual Comparison |
| Compliance | AOCS Official Method Cc 13a-43 |
| Intended Use | Visual color assessment of dark oils, fats, tallow, lard, and rendered animal lipids |