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| Brand | ASD |
|---|---|
| Origin | USA |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | Halo |
| Instrument Type | Portable |
| Application Field | General (Universities, Research Institutes) |
| Operating Principle | Grating-Based Array Detector (Non-Scanning) |
| Wavelength Range | 350–2500 nm |
| Scan Speed | 10 spectra/sec |
| Spectral Sampling Interval | 1 nm |
| Measurement Mode | Diffuse Reflectance |
| Chemometrics Software | ASD Halo Manager |
| Spectral Resolution | 3 nm @ 700 nm, 9.8 nm @ 1400 nm, 8.1 nm @ 2100 nm |
| Dimensions (L×W×H) | 775 × 250 × 750 mm |
| Weight (with battery) | 2.5 kg (5.5 lbs) |
| Weight (without battery) | 2.0 kg (4.3 lbs) |
| Supported Languages | English, Spanish, Chinese |
| Brand | ASD |
|---|---|
| Origin | USA |
| Model | TerraSpec 4 Hi-Res |
| Spectral Range | 350–2500 nm |
| Detector | InGaAs |
| Resolution | 3 nm @ 700 nm |
| Sensitivity | 75 photons/count |
| SNR | VNIR 9000:1 @ 700 nm |
| SWIR1 9000 | 1 @ 1400 nm |
| SWIR2 4000 | 1 @ 2100 nm |
| Dynamic Range | 7.5×10⁹ |
| Stray Light | VNIR 5000:1 (0.02%) |
| NIR 10000 | 1 (0.01%) |
| Brand | ASD |
|---|---|
| Origin | USA |
| Model | QualitySpec 7000 |
| Wavelength Range | 350–2500 nm |
| Wavelength Accuracy | ±1 nm |
| Spot Size | 76–100 mm |
| Output Interface | Fast Ethernet (100BASE-T or 100BASE-FX) |
| OPC Server Integration | Yes |
| Max. Components Quantified | 20 per measurement |
| Light Source | 100 W Quartz Halogen |
| Optical Head to Conveyor Distance | 74 cm |
| Power Consumption | 230 W (±10%, 12 A, 50/60 Hz) |
| Operating Temperature | −20 to +50 °C |
| Relative Humidity | 5–95% non-condensing |
| Certifications | CE |
| Brand | ASD |
|---|---|
| Origin | USA |
| Model | FieldSpec 4 Hi-Res NG |
| Spectral Range | 350–2500 nm |
| Detector Configuration | Si (350–1000 nm), TE-cooled InGaAs (1001–1800 nm), TE-cooled InGaAs (1801–2500 nm) |
| Spectral Resolution | 3 nm @ 700 nm, 6 nm @ 1400 nm & 2100 nm |
| Sampling Interval | 1.4 nm (350–1000 nm), 1.1 nm (1001–2500 nm) |
| Stray Light | <0.02% (VNIR), <0.01% (SWIR 1 & 2) |
| Wavelength Accuracy | ±0.5 nm |
| Wavelength Repeatability | ±0.1 nm |
| Integration Time | 100 ms typical |
| NEΔL (VNIR) | 1.0 × 10⁻⁹ W/cm²/nm/sr @ 700 nm |
| NEΔL (SWIR 1) | 8.0 × 10⁻⁹ W/cm²/nm/sr @ 1400 nm |
| NEΔL (SWIR 2) | 8.0 × 10⁻⁹ W/cm²/nm/sr @ 2100 nm |
| Radiance Dynamic Range | Up to 2× solar (VNIR), 10× solar (SWIR) |
| Calibration Traceability | NIST-traceable radiometric, reflectance, irradiance, and colorimetric calibrations available |
| Fiber Input | 1.5 m, 25° FOV (lens options available) |
| Channels | 2151 spectral bands |
| Weight | 5.44 kg |
| Warranty | 12 months comprehensive coverage with technical support |
| Brand | ASD |
|---|---|
| Origin | USA |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | FieldSpec HandHeld 2 |
| Instrument Type | Portable |
| Application Domain | Academic & Research (Universities, Earth Observation Labs, Environmental Monitoring) |
| Operating Principle | Fixed Grating with Linear CCD Array Detector (Non-scanning) |
| Wavelength Range | 325–1075 nm |
| Spectral Sampling Interval | 1.5 nm |
| Scan Speed | 10 spectra/sec |
| Measurement Mode | Reflectance (with optional irradiance calibration) |
| Calibration Software | RS3™ |
| Drift Compensation | DriftLock™ Baseline Stabilization Technology |
| Detector Type | Back-thinned Si CCD |
| FOV | 25° (Full Angle) |
| NEdL | 5×10⁻⁹ W/cm²/nm/sr @ 700 nm |
| Spectral Resolution | <3.0 nm FWHM @ 700 nm |
| Wavelength Accuracy | ±1 nm |
| Integration Time Range | 8.5 ms to 10 s (programmable) |
| Onboard Storage | Up to 2000 spectra |
| Display | 2.7-inch tilt-adjustable color LCD (6.8 cm diagonal) |
| Power Supply | 4× AA batteries (rechargeable NiMH or alkaline) or 5 V / 1.5 A AC/DC adapter |
| Battery Life | Up to 5 h (Li-ion), 2.5 h (NiMH), ~1.5 h (alkaline) |
| Dimensions (H×W×D) | 90 × 140 × 215 mm |
| Weight | 1.2 kg (incl. batteries) |
| Operating Temperature | 0–40 °C |
| Targeting Aid | Integrated Class 2 IR laser pointer (650 nm, visible alignment optional) |
| Connectivity | Mini-B USB, mini-TRS remote trigger port, dual Type-A USB expansion ports |
| Software Suite | RS3™ real-time acquisition & configuration, ViewSpecPro™ spectral analysis & chemometric modeling, HH2 Sync Interface for external GNSS/IMU synchronization |
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