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Spectral Evolution PSR+ 3500 Portable Spectroradiometer

The Ultimate in the Field Portability

The PSR+ spectroradiometer sets a new standard in portability. The sleek, compact design results in a full range NIR spectroradiometer that’s simple and easy to use. The PSR+ is ideal for applications in ground truthing satellite or flyover hyperspectral data, engaging in vegetation studies, performing canopy research, studying crop health and climate change, doing soil analysis – potential applications are virtually endless.

Key Advantages of Spectral Evolution PSR+ 3500

  • Fast, full-spectrum UV/VIS/NIR measurements (350-2500nm) with just one scan
  • Highest (FWHM) resolution in a field portable:
    ≤2.8nm @ 700nm
    ≤8.0nm @ 1500nm
    ≤6.0nm @ 2100nm
  • Proprietary Sotex™ filter technology for improved sorting and smoother transitions
  • Improved NER for the best available signal-to-noise ratio at the best available resolution
  • Improved cooling and performance with combined integral heat sinks and optimized cooling pipes
  • One touch operation with auto-shutter, autoexposure, and auto-dark correction before each new scan—no manual optimization needed
  • No moving optical parts and improved optical path for reliable, superior operation
  • Lightweight—7 lbs. (3.17 kg) for field use
  • Compact— 8.5” x 11.5” x 3.25”
  • Lightweight (4oo grams), rechargeable Li-ion batteries for up to 4 hours of field operation per battery
  • Removable fiber optic cable—field swappable
  • Switchable direct mount lens for maximum signal throughput—available in a wide range of FOV options for varying target sizes
  • Built-in laser targeting
  • Standalone operation—internal memory/1,000 scans
  • Rugged optional handheld tablet provides sunlight readable screen and stores spectra, digital photos, and GPS data for each scan
  • Operates with mobile devices via Bluetooth (Class 1)
  • Instrument control software includes multiple vegetative indices, USGS geological library, solar simulation software, CIE 1931 colorimeter, and energy measurement module
  • Optional EZ-ID sample identification software with Custom Library Builder module
  • Wide operating temperature range: -10 to 40° C

Specifications of PSR+ 3500 Spectroradiometer

Spectral Range

350–2500nm

Spectral Resolution—FWHM

2.8nm @ 700nm

8nm @ 1500nm

6nm @ 2100nm

Si Detector

512 element Si photodiode array (350–1000nm)

InGaAs Detectors (cooled)

256 element extended wavelength photodiode array (970–1910nm)

256 element extended wavelength photodiode array 1900-2500nm)

FOV Options (direct mount)

4°, 8°, or 14° lens, 25° fiber optic, diffuser, integrating sphere

Fiber Mount Options (4° lens)

0.5×10-9 W/cm2/nm/sr @400nm

0.8×10-9 W/cm2/nm/sr @1500nm

1.0×10-9 W/cm2/nm/sr @2100nm

Max Radiance @ 700nm (4° lens)

1.5×10-4 W/cm2/nm/sr

Minimum Scan Speed

100 milliseconds

Wavelength Reproducibility

0.1nm

Wavelength Accuracy

±0.5 bandwidth

Communications Interface

USB or Class I Bluetooth– laptop or PDA compatible

Size

8.5” x 11.5” x 3.25”

21.6cm x 21.29cm x 8.26cm

Tripod Mounting

2 each ¼-20 mounting holes provided

Weight

7.6 lbs (3.5 kg)

Batteries

Lithium ion; 7.4V; 7200mAh; 400g/battery

Battery Operation

Removable battery; typically up to 4 hour operation/battery (2 provided)

On Board Memory

Storage of 1000 spectra

Accessories for Spectral Evolution instruments

Click on the image for more information.

Contact Probes
Contact Probes
PSR+ 3500
Leaf Clip
PSR+ 3500
Benchtop Reflectance Probe
PSR+ 3500
Pistol Grip
PSR+ 3500
R&T and Integrating Spheres
PSR+ 3500
Light Sources
PSR+ 3500
Straight and Right Angle Diffusers
PSR+ 3500
Field Of View (FOV) Lenses
PSR+ 3500
Fibre Optic Cables
Spectral Evolution Tablet
Rugged Tablet
PSR+ 3500
Backpack

Applications

  • Vegetation Studies
  • Soil Analysis
  • Crop Health
  • Agricultural Research
  • Plant Science
  • Biomass Research
  • Leaf Chlorophyll Content
  • Water Body Studies
  • Climate Studies
  • Environmental Research
  • Nitrogen Level Measurements
  • Forest Canopy Studies
  • Ecological Research
  • Ice and Glacier Research
Application Notes and Academic Studies

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