Spectroscopy Instruments
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| Brand | Specim (Finland) |
|---|---|
| Origin | Finland |
| Model | SPECIMONE |
| Operating Principle | Push-broom |
| Imaging Method | Dispersive |
| Deployment | Ground-based |
| Spectral Range | 400–1000 nm |
| Spectral Resolution | 2 nm |
| Spatial Resolution | 1280 × 1024 pixels |
| Total Field of View (TFOV) | 8° |
| Instantaneous Field of View (IFOV) | 0.18 mrad |
| Frame Rate | 15 fps |
| Certification | CE, FCC, RoHS3 |
| Operating Temperature | −10 °C to +60 °C |
| Operating Humidity | 95% RH (at 40 °C, non-condensing) |
| Data Interface | GigE Vision (RGB8, Mono12, Mono12packed), USB 3.0, RS-232/485, CAN |
| Embedded Platform | NVIDIA Jetson AGX Xavier SoC |
| Onboard Storage | 256 GB |
| Dimensions | 190 × 300 × 90 mm |
| Weight | 4.6 kg |
| Compatible Cameras | Specim FX10, FX17, FX50 |
| OS | Specim CameraOS |
| Web UI | CameraOS webUI |
| Data Format | ENVI-compatible Specim native format |
| Brand | SPECIM |
|---|---|
| Country of Origin | Finland |
| Model | SpecimONE |
| Operating Principle | Push-broom |
| Imaging Method | Dispersive |
| Deployment | Ground-based |
| Spectral Range | 400–1000 nm (FX10) |
| Spectral Resolution | 35 nm (FX10) |
| Spatial Resolution | 8 × 8 µm (FX10) |
| Field of View (TFOV) | 38° |
| Instantaneous Field of View (IFOV) | 640 pixels (FX50) |
| Frame Rate | 380 Hz (FX50, full spectrum) |
| Camera Interface | CameraLink (SDR) |
| Real-time Processing Unit | SpecimCUBE (NVIDIA Jetson AGX Xavier) |
| Data Output | GigE Vision (RGB8, Mono12, Mono12Packed) |
| Compliance | CE, FCC, RoHS 3 |
| Operating Temperature | −10 °C to +60 °C |
| Humidity | 95% RH at 40 °C (non-condensing) |
| Power Input | 9–36 V DC |
| Dimensions (W × L × H) | 190 × 300 × 90 mm |
| Weight | 4.6 kg |
| Brand | Specim |
|---|---|
| Origin | Japan |
| Manufacturer Type | Authorized Distributor |
| Product Origin | Imported |
| Model | Specim SWIR |
| Pricing | Upon Request |
| Operating Principle | Push-broom |
| Imaging Mode | 3D (hyperspectral data cube) |
| Deployment | Ground-based |
| Spectral Range | 1000–2500 nm |
| Spectral Resolution | 10 nm (with 30 µm slit) |
| Origin | Finland |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | V10E Series |
| Pricing | Available Upon Request |
| Spectral Range | 400–1000 nm |
| Spectral Resolution | 2.8–3.2 nm |
| Spectral Sampling Interval | 0.63–5.8 nm |
| Effective Slit Length | 8.7–11.84 mm |
| Optical Throughput | >50% |
| Relative Aperture | F/2.4 |
| Slit Width | 30 µm |
| Stray Light | ≤0.5% |
| Spectral Bands | 100–300 |
| Sensor Type | CMOS |
| Pixel Array | 1024×1024 to 1600×1200 |
| Pixel Size | 6.45–10.6 µm |
| A/D Conversion | 12-bit |
| Dynamic Range | 60 dB to >1,500:1 |
| Frame Rate (Full Resolution) | 8.9–33 fps |
| Frame Rate (Binned) | up to 120 fps |
| Exposure Time | 0.001–120,000 ms |
| Interface | USB / IEEE 1394 / Ethernet / Camera Link |
| Lens Mount | C-Mount |
| Brand | Konica Minolta |
|---|---|
| Origin | Japan |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | SpecimONE |
| Pricing | Upon Request |
| Operating Principle | Push-broom Scanning |
| Brand | SPECREATION |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic |
| Model | CP-EFlat |
| Price Range | USD 70,000 – 125,000 |
| Optical Design | Grazing-Incidence Concave Varied-Line-Spacing (VLS) Flat-Field Spectrograph |
| Detector Type | CCD (Charge-Coupled Device) |
| Wavelength Range | 1–200 nm |
| Wavelength Accuracy | ±0.3 nm |
| Wavelength Repeatability | ±0.05 nm |
| Spectral Bandwidth | 0.1–5.0 nm (adjustable) |
| Stray Light | ≤0.01% T |
| Slit Width | 0.05–0.5 mm (motorized, continuous adjustment) |
| Flat-Field Imaging Area | 25 mm |
| Vacuum Performance | ≤1×10⁻⁴ Pa (UHV option available: ≤1×10⁻⁸ Pa) |
| Grating Options | 120, 300, 1200, 2400 g/mm (dual-grating vacuum-compatible turret mount) |
| Resolution (FWHM) | 0.01–0.3 nm (grating-dependent) |
| Zero-Order Blocker | Standard |
| Filter Holder | Standard |
| Laser Alignment Aid | Integrated visible (635 nm) alignment diode |
| Software Control | LabVIEW-based platform with wavelength calibration traceability to NIST-traceable emission lines |
| Brand | SPECREATION |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Authorized Distributor |
| Product Origin | Domestic (China) |
| Model | Custom Configurable |
| Price | Upon Request |
| Spectral Resolution | 0.07 nm @ 50 µm Slit Width |
| Brand | Spectral Engines |
|---|---|
| Origin | Finland |
| Model | NIRONE DEVICE |
| Instrument Type | Portable NIR Spectrometer |
| Operating Principle | Micro-Electro-Mechanical Systems (MEMS)-Based Fabry–Pérot Interferometer |
| Wavelength Range | 1150–1950 nm (standard configuration) |
| Spectral Acquisition Time | <50 ms per spectrum |
| Spectral Sampling Interval | Adjustable from 1 to 10 nm |
| Optical Measurement Modes | Diffuse Reflectance and Transmission |
| Detector | Single-pixel InGaAs photodiode with integrated thermoelectric stabilization |
| Spectral Resolution (FWHM) | 15–25 nm |
| Wavelength Tuning Speed | <1 ms per step |
| Tuning Step Size | 0.1 nm (up to 512 discrete wavelengths) |
| Data Interfaces | Bluetooth 5.0 + USB 2.0 (micro-USB) |
| Onboard Power | Rechargeable Li-ion battery (≥8 h typical operation) |
| Software Suite | NIRSA Chemometrics Platform + SensorControl PC/Android/iOS Application |
| Compliance | CE, RoHS, FCC Part 15 Class B |
| Firmware Architecture | Field-upgradable via OTA or USB |
| Origin | Finland |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | NIRONE SENSOR |
| Instrument Type | Portable |
| Application Domain | General-purpose (Universities & Research Labs) |
| Operating Principle | MEMS-based Fabry–Pérot Interferometer |
| Wavelength Ranges | 1150–1350 nm (S 1.4) |
| Scan Speed | <50 ms per spectrum |
| Spectral Sampling Interval | Adjustable from 1–10 nm |
| Measurement Modes | Diffuse Reflectance & Transmission |
| Chemometrics Software | NIRSA |
| Brand | SEI |
|---|---|
| Origin | USA |
| Manufacturer Status | Authorized Distributor |
| Import Status | Imported |
| Model | CalibraSpec 4500A |
| Spectral Range | 350–2500 nm |
| Resolution | 3 nm @ 350–1000 nm |
| Detector Cooling | Triple TE-cooled linear array detectors (Si, extended InGaAs ×2) |
| Radiometric Stability | ±0.1% (CalibraSpec 4500A) |
| ENR (1.2 m fiber) | 0.2×10⁻⁹ W/cm²/nm/sr @ 400 nm |
| Brand | Spectral Evolution |
|---|---|
| Origin | USA |
| Model | SR-6500A |
| Spectral Range | 350–2500 nm |
| Resolution | 1.5 nm @ 700 nm |
| Detector Cooling | Triple-stage thermoelectrically cooled Si + InGaAs arrays |
| Spectral Stability (Drift) | ≤0.4% |
| Noise Equivalent Radiance (NER) | 0.8×10⁻⁹ W/cm²/nm/sr @ 400 nm |
| Weight | 5.73 kg |
| Battery Life | 3 h (rechargeable Li-ion, <0.9 kg) |
| Brand | Spectral Evolution |
|---|---|
| Origin | USA |
| Model | LF2500/1250/880 |
| Instrument Type | Portable Field Spectroradiometer |
| Optical Design | Fixed Holographic Grating + Linear Array Detector (Non-scanning) |
| Wavelength Range | 350–2500 nm (LF2500), 350–1250 nm (LF1250), 350–880 nm (LF880) |
| Spectral Sampling Interval | ≤1.5 nm (LF2500), ≤1.0 nm (LF1250), ≤0.6 nm (LF880) |
| Integration Time | 8 ms – 2000 ms |
| Full-Spectrum Acquisition Speed | ≤100 ms (up to 10 Hz) |
| Measurement Mode | Diffuse Reflectance, Irradiance, Radiance, Transmittance |
| Calibration | NIST-Traceable Absolute Radiometric & Spectral Calibration |
| Software | DARWin SP v5.x (Windows-based, FDA 21 CFR Part 11 compliant audit trail option available) |
| Power | Rechargeable Li-ion Battery (≥8 h field operation) |
| Communication | Integrated Bluetooth 5.0 & USB-C |
| Housing | Anodized Aluminum (IP54 rated, thermal stability ±0.05 nm/°C) |
| Brand | Spectral Evolution |
|---|---|
| Model | LF780/500 |
| Origin | USA |
| Instrument Type | Portable Field Spectroradiometer |
| Optical Design | Fixed Holographic Grating + Linear Array Detector (Non-scanning) |
| Wavelength Range | 350–2500 nm (simultaneous coverage across UV-Vis-NIR) |
| Spectral Sampling Interval | ≤1.5 nm (VIS-NIR), ≤3.0 nm (SWIR) |
| Spectral Resolution (FWHM) | ≤3 nm (350–1000 nm), ≤10 nm (1000–2500 nm) |
| Integration Time | 8 ms to 2000 ms (programmable) |
| Measurement Mode | Diffuse Reflectance, Irradiance, Radiance |
| Calibration Traceability | NIST-traceable, factory-calibrated with spectralon-based standards |
| Data Acquisition Software | DARWin SP v5.x (Windows OS compatible) |
| Communication | Bluetooth 5.0 + USB-C |
| Power | Removable Li-ion battery (≥8 h field operation) |
| Housing | Anodized aluminum alloy (IP54-rated, thermal-stabilized chassis) |
| Built-in Features | Motorized shutter, drift-compensated auto-calibration, laser targeting module (635 nm, <1 mW), internal reference lamp |
| Brand | Spectral Evolution |
|---|---|
| Origin | USA |
| Model | NaturaSpec Plus |
| Spectral Range | 350–2500 nm |
| Detector | InGaAs (with Si CCD for VIS-NIR) |
| Resolution | 2.7 nm @ 700 nm |
| SNR | 0.3×10⁻⁹ W/cm²/nm/sr @ 400 nm |
| Weight | 4.5 kg (without internal battery) |
| Data Format | ASCII (.txt), compatible with ENVI, MATLAB, Python, and other spectral analysis platforms |
| Brand | Spectral Evolution |
|---|---|
| Model | oreXpress EZ-ID |
| Type | Filter-Based Hyperspectral Imaging Spectrometer |
| Spectral Range | 350–2500 nm |
| Spectral Resolution | 3 nm @ 700 nm, 8 nm @ 1500 nm, 6 nm @ 2100 nm |
| Detector Configuration | 512-pixel Si array (350–1000 nm) + dual 256-pixel TE-cooled InGaAs arrays (970–2500 nm) |
| Fiber Optic | 1.2 m armored fiber (custom lengths available) |
| Stray Light | <0.10% |
| Minimum Integration Time | 100 ms |
| Wavelength Repeatability | ±0.1 nm |
| Wavelength Accuracy | ±0.5 nm FWHM |
| Dimensions | 21.6 × 30.5 × 8.9 cm |
| Weight | 3.3 kg |
| Power | 7.4 V rechargeable Li-ion battery |
| Interfaces | USB 2.0, Bluetooth 4.2 |
| Measurement Modes | Handheld PDA-controlled, external trigger, unattended autonomous, UAV-integrated survey |
| Brand | Spectral Evolution |
|---|---|
| Origin | USA |
| Model | oreXpress |
| Instrument Type | Portable |
| Optical Principle | Fixed-grating array-detector (non-scanning) |
| Wavelength Range | 350–2500 nm |
| Sampling Interval | 1.5 nm (350–1000 nm), 3.8 nm @ 1500 nm, 2.5 nm @ 2100 nm |
| Measurement Mode | Diffuse Reflectance |
| Software | DARWin SP (data acquisition), EZ-ID (mineral identification), SpecMIN™, GRAMS®, TSG® |
| Detector Architecture | Dual silicon & InGaAs linear array |
| Battery | Removable high-capacity Li-ion |
| Integrated Field Terminal | GETAC PS336 with GPS, auto-focus camera, digital compass, altimeter, voice memo |
| Probe | Contact reflectance probe with pistol-grip handle, integrated 5W tungsten lamp, sapphire window |
| Brand | Spectral Evolution |
|---|---|
| Origin | USA |
| Model | Platinum |
| Instrument Type | Portable |
| Optical Principle | Fixed-grating array detector (non-scanning) |
| Wavelength Range | 350–2500 nm |
| Data Sampling Interval | 1 nm |
| Measurement Mode | Diffuse Reflectance |
| Chemometrics Software | DARWin SP |
| Mineral Identification Software | EZ-ID |
| Integrated Hardware | GETAC PS336 rugged handheld (GPS, auto-focus camera, digital compass, altimeter, voice memo), replaceable Li-ion battery, pistol-grip contact probe with 5 W tungsten halogen source and sapphire window |
| Spectral Libraries | USGS, SpecMIN™, customizable user libraries |
| Brand | Spectral Evolution |
|---|---|
| Origin | USA |
| Model | PSR-1100 |
| Operating Principle | Filter-based spectral dispersion with grating spectrometer |
| Imaging Mode | Non-imaging (point-spectra acquisition) |
| Deployment | Ground-based handheld |
| Spectral Range | 320–1100 nm |
| Spectral Resolution | 3.2 nm (FWHM) |
| Field of View (TFOV) | 4° (interchangeable optics available) |
| Detector | 512-element silicon photodiode array |
| Pixel Size | 25 µm × 2.5 mm |
| A/D Conversion | 16-bit |
| Wavelength Accuracy | ±0.5 nm |
| Wavelength Repeatability | ±0.1 nm |
| Integration Time | 8–2000 ms |
| NEΔL @400 nm (1 s) | 8.0×10⁻¹⁰ W/cm²/nm/sr |
| NEΔL @700 nm (1 s) | 7.0×10⁻¹⁰ W/cm²/nm/sr |
| NEΔL @900 nm (1 s) | 1.5×10⁻⁹ W/cm²/nm/sr |
| Max Radiance @700 nm | 1.5×10⁻⁴ W/cm²/nm/sr |
| Slit Width | 50 µm |
| Calibration | NIST-traceable radiance calibration |
| Internal Memory | 2500 spectra |
| Battery | Rechargeable 2800 mAh Li-ion, >4 h continuous operation |
| Weight | <1.8 kg |
| Dimensions | 17.8 × 8.3 × 14.6 cm |
| Interface | USB 2.0, Bluetooth 4.0 |
| Software | DARWin SP (Windows), DARWin CE (PDA) |
| Brand | Spectral Evolution |
|---|---|
| Origin | USA |
| Model | PSR-2500 |
| Spectral Range | 350–2500 nm |
| Spectral Resolution | 3.5 nm (350–1000 nm), 10 nm @ 1500 nm, 7 nm @ 2100 nm |
| Spectral Bandwidth | 1.5 nm (350–1000 nm), 3.8 nm @ 1500 nm, 2.5 nm @ 2100 nm |
| Detector | 512-pixel Si array (350–1000 nm) + 256-pixel cooled InGaAs array (1900–2500 nm) |
| FOV Options | 4°, 8°, or 14° fore-optics |
| Integration Time | Adjustable from 1 ms to 10 s |
| Scan Speed | 10 spectra/s (100 ms full-spectrum acquisition) |
| Wavelength Accuracy | ±0.5 × spectral bandwidth |
| Wavelength Repeatability | ±0.1 nm |
| Radiometric Noise (0.5 s, 4° lens) | 1.0×10⁻⁹ W/cm²/nm/sr @ 400 nm, 2.2×10⁻⁹ W/cm²/nm/sr @ 2100 nm |
| Calibration Uncertainty | ±5% @ 400 nm, ±4% @ 700 nm, ±7% @ 2200 nm |
| Interface | USB 2.0 and Bluetooth v4.0 |
| Internal Memory | 500 spectra |
| Power | Dual Li-ion battery pack (7.4 V, ≥2 h field operation) |
| Dimensions | 21.6 × 29.2 × 8.3 cm |
| Weight | 3.3 kg (7.3 lbs) |
| Compliance | CE, FCC, RoHS |
| Brand | Spectral Evolution |
|---|---|
| Origin | USA |
| Model | PSR-2500 |
| Spectral Range | 350–2500 nm |
| Spectral Resolution | 3.5 nm (350–1000 nm), 22 nm @ 1500 nm and 2100 nm |
| Optical Design | Filter-based with fixed holographic grating |
| Detection Architecture | Dual-detector Si (350–1000 nm) + thermoelectrically cooled InGaAs (970–2500 nm), full-array |
| Field of View (TFOV) | 4° (standard), optional 8° or 14° lenses, fiber optic or integrating sphere accessories |
| Integration Time | As low as 10 ms |
| Data Storage | Onboard memory for 500 spectra |
| Interface | USB 2.0 and Bluetooth 4.0 |
| Calibration | NIST-traceable, factory-calibrated with drift-lock auto-compensation |
| Weight | 3.3 kg (7.3 lbs) |
| Power | Dual Li-ion batteries (7.4 V), ≥2 hours continuous operation |
| Operating Environment | Ground-based field use only |
| Compliance | Designed for ASTM E275, ISO 13406-2, and USGS Spectral Library protocol alignment |
| Brand | Spectral Evolution |
|---|---|
| Origin | USA |
| Model | PSR-3500 |
| Spectral Range | 350–2500 nm |
| Spectral Resolution | 3.5 nm (350–1000 nm), 10 nm @ 1500 nm, 7 nm @ 2100 nm |
| Field of View (TFOV) | 4° (interchangeable optics: 4°/8°/14° lenses, fiber optic, integrating sphere) |
| Detector Configuration | Si CCD (350–1000 nm), cooled InGaAs (970–2500 nm) |
| Integration Time | Adjustable from 1 ms to 60 s |
| Scan Speed | Full-spectrum acquisition in ≤100 ms (up to 10 Hz) |
| Wavelength Accuracy | ±0.5 × spectral bandwidth |
| Wavelength Repeatability | ±0.1 nm |
| Calibration Traceability | NIST-traceable |
| Interface | USB 2.0 and Bluetooth 4.0 |
| Onboard Storage | 500 spectra |
| Power | Dual removable Li-ion batteries (7.4 V, ≥2 h operation) |
| Weight | 3.3 kg (7.3 lbs) |
| Dimensions | 21.6 × 29.2 × 8.3 cm (8.5″ × 11.5″ × 3.25″) |
| Mounting | Dual ¼-20 tripod threads |
| Operating Environment | Ground-based field use only |
| Brand | Spectral Evolution |
|---|---|
| Origin | USA |
| Model | PSR-3500 |
| Spectral Range | 350–2500 nm |
| Spectral Resolution | 3.5 nm (350–1000 nm), 10 nm @ 1500 nm, 7 nm @ 2100 nm |
| Spectral Bandwidth | 1.5 nm (350–1000 nm), 3.8 nm @ 1500 nm, 2.5 nm @ 2100 nm |
| Detector | 512-pixel Si array (350–1000 nm) + dual-stage thermoelectrically cooled 256-pixel InGaAs array (970–2500 nm) |
| FOV Options | 4°, 8°, or 14° fore-optics |
| Integration Time | Adjustable from 1 ms to 60 s |
| Scan Speed | Full-spectrum acquisition in ≤100 ms (up to 10 Hz) |
| Wavelength Accuracy | ±0.5 × spectral bandwidth |
| Wavelength Repeatability | ±0.1 nm |
| Radiometric Noise (4° lens, 0.5 s integration) | 1.0×10⁻⁹ W/cm²/nm/sr @ 400 nm, 1.5×10⁻⁹ W/cm²/nm/sr @ 1500 nm, 2.0×10⁻⁹ W/cm²/nm/sr @ 2100 nm |
| Calibration Uncertainty | ±5% @ 400 nm, ±4% @ 700 nm, ±7% @ 2200 nm (NIST-traceable) |
| Interface | USB 2.0 and Bluetooth 4.2 |
| Dimensions | 21.6 × 29.2 × 8.3 cm |
| Weight | 3.3 kg (7.3 lbs) |
| Power | Dual removable Li-ion batteries (7.4 V, ≥2 h operation) |
| Onboard Memory | 500 spectra |
| Tripod Mount | Dual ¼-20 threaded ports |
| Brand | Spectral Evolution |
|---|---|
| Model | PSR+ |
| Origin | USA |
| Spectral Range | 350–2500 nm |
| Spectral Resolution | 3 nm @ 700 nm, 8 nm @ 1500 nm, 6 nm @ 2100 nm |
| Detector Configuration | 512-pixel Si (350–1000 nm), 256-pixel TE-cooled extended InGaAs (970–1910 nm and 1900–2500 nm) |
| Total Spectral Channels | 2151 (1-nm output interval) |
| NEDL | ≤0.5×10⁻⁹ W/cm²/nm/sr @ 400 nm, ≤0.8×10⁻⁹ W/cm²/nm/sr @ 1400 nm, ≤1.0×10⁻⁹ W/cm²/nm/sr @ 2100 nm |
| Radiometric Calibration Accuracy | ±1% @ 450 nm, ±1% @ 900 nm, ±1% @ 2300 nm |
| Wavelength Repeatability/Precision | 0.1 nm / ±0.5 nm FWHM |
| Scan Speed | 100 ms per spectrum |
| Weight | 3.3 kg (7.3 lbs) |
| Battery Life | ≥4 hours (7.4 V Li-ion, internal) |
| Data Storage | Onboard memory for 1000 spectra |
| PDA storage capacity | 100,000 spectra with embedded GPS geotagging |
| Communication | USB 2.0, Bluetooth 4.0 |
| Operating Modes | Standalone (LCD + laser pointer + one-button measurement), PDA-controlled (touchscreen, integrated GPS), laptop/tablet remote operation |
| Compatible Platforms | Ground-based field surveys, airborne mounts, UAV-integrated hyperspectral mapping |
| Brand | Spectral Evolution |
|---|---|
| Model | RS-5400 |
| Origin | USA |
| Spectral Range | 350–2500 nm |
| Spectral Resolution | 2.5 nm @ 700 nm |
| Detector Configuration | TE-cooled UV-enhanced Si (1024 px), TE-cooled InGaAs (512 px, SWIR1), TE-cooled extended InGaAs (512 px, SWIR2) |
| NEΔL (1.2 m fiber) | 0.5×10⁻⁹ W/cm²/nm/sr @ 400 nm |
| Data Interface | USB + Bluetooth |
| Integrated GPS | Yes (PDA-mounted, geotagged storage for 100,000 spectra) |
| Power Supply | 7.4 V DC battery or 220 V AC |
| Weight | 4.5 kg |
| Dimensions | 31.5 × 22.9 × 38.7 cm |
| Brand | Spectral Evolution |
|---|---|
| Origin | USA |
| Model | RS-8800 |
| Spectral Range | 350–2500 nm |
| Spectral Resolution | 2.8 nm @ 700 nm, 8 nm @ 1500 nm, 6 nm @ 2100 nm |
| Detector Configuration | 512-pixel Si array (350–1000 nm) + dual-stage TE-cooled 256-pixel InGaAs arrays (970–2500 nm) |
| FOV Options | 1°–10° lenses, 25° fiber optic, cosine corrector, integrating sphere |
| NEDL | 0.8×10⁻⁹ W/cm²/nm/sr @ 400 nm, 1.2×10⁻⁹ W/cm²/nm/sr @ 1500 nm |
| Radiometric Accuracy | NIST-traceable calibration |
| Measurement Modes | Remote Wi-Fi/Bluetooth control via Android/iOS/Windows, autonomous unattended operation, external trigger |
| Scan Speed | 7.5–1000 ms (user-selectable or auto-optimized) |
| Wavelength Repeatability | ±0.1 nm |
| Wavelength Accuracy | ±0.5 nm |
| Weight | <5 kg |
| Housing | Anodized aluminum, thermally stable, IP54-rated for field deployment |
| Brand | Spectral Evolution |
|---|---|
| Origin | USA |
| Model | SR-1900 |
| Instrument Type | Portable |
| Operating Principle | Grating-based, non-scanning array detector |
| Spectral Range | 350–2500 nm |
| Spectral Sampling Interval | 1.5 nm (350–1000 nm), 3.8 nm @ 1500 nm, 2.5 nm @ 2100 nm |
| Measurement Mode | Diffuse Reflectance |
| Calibration Traceability | NIST-traceable |
| Data Acquisition Software | DARWin SP (Windows) & DARWin CE Mobile (PDA-compatible) |
| Detector Configuration | 512-element enhanced Si array (350–1000 nm) + 256-element thermoelectrically cooled InGaAs array (900–2500 nm) |
| Weight | < 3.3 kg (< 8 lbs) |
| Interface | USB 2.0 and Bluetooth 4.0 |
| A/D Resolution | 16-bit |
| Dimensions | 21.6 × 30.5 × 8.9 cm (8.5″ × 12″ × 3.5″) |
| Brand | Spectral Evolution |
|---|---|
| Origin | USA |
| Model | SR-3500 |
| Spectral Range | 350–2500 nm |
| Spectral Resolution | 3 nm (350–1000 nm), 8 nm @ 1500 nm, 6 nm @ 2100 nm |
| Optical Design | Fixed holographic grating with linear array detectors |
| Detector Configuration | UV-enhanced Si (512-pixel) + dual TE-cooled InGaAs (2 × 256-pixel) |
| FOV Options | 1°–10° lenses, cosine corrector, fiber optic probes, integrating sphere |
| Noise Equivalent Radiance (1.2 m fiber) | 0.8×10⁻⁹ W/cm²/nm/sr @ 400 nm, 1.2×10⁻⁹ W/cm²/nm/sr @ 1500 nm |
| Wavelength Accuracy | ±0.5 nm |
| Wavelength Repeatability | ±0.1 nm |
| Integration Time | 7.5–1000 ms (auto or user-defined) |
| Data Acquisition Rate | Up to 10 Hz |
| Communication | USB 2.0 + Bluetooth 4.2 |
| Weight | 3.4 kg |
| Dimensions | 21.6 × 27.9 × 8.9 cm |
| Calibration | NIST-traceable, factory-calibrated radiometric and spectral response |
| Brand | Spectral Evolution |
|---|---|
| Model | SR-6500/A |
| Origin | USA |
| Spectral Range | 350–2500 nm |
| Spectral Resolution | 1.5 nm @ 700 nm |
| Detector Configuration | TE-cooled 1024-element Si (VIS-NIR), dual 512-element TE-cooled InGaAs (SWIR1 & SWIR2) |
| Total Spectral Channels | 2151 |
| NEΔL (1.5 m fiber) | 0.8×10⁻⁹ W/cm²/nm/sr @ 400 nm |
| Operating Mode | Ground-based, filter-based spectral acquisition with interferometric optical path design |
| Thermal Stability | Bidirectional temperature control, spectral drift < 0.1% over 8 h |
| Weight | 5 kg |
| Dimensions | 31.5 × 22.9 × 38.7 cm |
| Power | 33 W, 220 VAC or 7.4 VDC battery |
| Data Interface | USB and Bluetooth |
| GPS Integration | Built-in PDA GPS with geotagged spectral storage (≥100,000 spectra) |
| Software Platform | Windows-native acquisition suite with USGS spectral library, vegetation index engine (NDVI, GRVI, SR, etc.), CIE colorimetry, solar simulation, and optional EZ-ID mineral identification module |
| Brand | Spectral Evolution |
|---|---|
| Origin | USA |
| Model | SR500 |
| Optical Design | Single-beam |
| Detector | Photodiode Array (PDA) |
| Wavelength Range | 350–2500 nm |
| Spectral Resolution | ≤3 nm (VIS-NIR), ≤10 nm (SWIR) |
| Wavelength Accuracy | ±0.5 nm |
| Stray Light | <0.05% @ 600 nm |
| Auto-wavelength Scanning | Yes |
| Built-in Shutter & Drift-Lock Auto-Calibration | Yes |
| Data Acquisition Speed | Up to 10 spectra/sec |
| Communication | Bluetooth 4.2 + USB 2.0 |
| Power | Rechargeable Li-ion battery (8+ hrs typical operation) |
| Housing | Anodized aluminum alloy, IP54-rated |
| Software Platform | DARWin SP v4.x (Windows 10/11 compatible) |
| Origin | USA |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | UDS-1100 |
| Price Range | USD 21,000–28,000 |
| Instrument Type | Online/Field-Deployable |
| Operating Principle | Fixed-grating spectrometer with linear silicon photodiode array (non-scanning) |
| Wavelength Range | 320–1100 nm |
| Integration Time | 8–2000 ms |
| Spectral Sampling Interval | 1.5 nm |
| Spectral Resolution (FWHM) | 3.2 nm |
| Detector | 512-element Si photodiode array |
| A/D Conversion | 16-bit |
| Slit Width | 50 µm |
| Wavelength Accuracy | ±0.5 nm |
| Wavelength Repeatability | ±0.1 nm |
| Radiometric Noise (NEΔL) | 8.0×10⁻¹⁰ W/cm²/nm/sr @400 nm (1 s), 7.0×10⁻¹⁰ W/cm²/nm/sr @700 nm (1 s), 1.5×10⁻⁹ W/cm²/nm/sr @900 nm (1 s) |
| Maximum Radiance @700 nm | 1.5×10⁻⁴ W/cm²/nm/sr |
| Calibration | NIST-traceable factory radiometric calibration |
| Dark Current Compensation | Automatic per-scan |
| Auto-Exposure Control | Yes |
| Measurement Geometry | Diffuse Reflectance / Hemispherical Radiance |
| Software | DARWin SP v5.x (Spectral Evolution) |