SpectraVista Corporation

Focusing on remote sensing applications & manufacturing the instruments that make it possible

HR-768 Next Generation

Field Portable Spectroradiometers


SVC HR-768

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full color brochure

 HR 768

Specifications

Spectral Range

350 nm- 2500 nm
Internal Memory 500 scans
Channels 768

Linear Array

(1) 512 Si array 350 - 1000 nm
(1) 128 InGaAs array 1000 - 1890 nm
(1) 128 Ext InGaAs array 1890 - 2500 nm
Spectral Resolution (FWHM)

≤ 3.5 nm,  700 nm
≤ 16 nm,  1500 nm
≤ 14 nm,  2100 nm

Bandwidth (nominal)

≤ 1.5 nm, 350 - 1000 nm
≤ 7.5 nm, 1000 - 1890 nm
≤ 5 nm, 1890 - 2500 nm

Minimum Integration

1 millisecond

FOV - Standard

4º standard
FOV - Optional

8° or 14º optional  foreoptic
25º optional armored fiber optic
Irrandiance Sphere
Reflectance Probe

Noise Equivalent Radiance
(1.0 sec. scan)

≤ 1.2 x 10 -9 W/cm2/nm/sr @ 400 nm
≤ 2.2 x 10 -9 W/cm2/nm/sr @ 1500 nm
≤ 2.2 x 10 -9 W/cm2/nm/sr @ 2100 nm

Maximum Radiance

   1.3 x 10 -4 W/cm2/nm/sr@ 700 nm

Calibration Accuracy (NIST Traceable)

± 5 % @ 400 nm
± 4 % @ 700 nm
 ± 7 % @ 2200 nm

Wavelength Repeatability

0.1 nm

Dark Current Correction

   automatic/selectable

Spectrum Averaging

  selectable

Physical Specifications

Head Size

8.5" x 11.5" x 3.25 "
  22 cm x 29cm x 8 cm

Weight

7.3 lbs, 3.3 kg

Battery

7.4 V Lithium Ion
Battery life 3+ hours
Operating Environment

Humidity

to 90% RH, non-condensing

Temperature

-10° to +40° C

Sighting

diode laser

Features

  • Precise spectral measurements across the 350nm to 2500nm spectral range are acquired in seconds.
  • Small, lightweight & easily operated by one person.
  • Incorporates 100% linear array technology and cooled InGaAs detectors, providing superior wavelength and radiometric stability.
  • Leading edge detector arrays provide superior NER and low noise data.
  • Fixed foreoptics ensure a rugged and reliable optical path.
  • Critical optical components are hard mounted to the spectrometer platform.
  • Fast, full spectral measurements made with no moving gratings.
  • Designed for minimal set-up & warm-up time.
  • Internal CPU allows for measurements without a computer.
  • Supplied with rugged PDA with Bluetooth wireless & GPS.
  • Internal memory stores a full day's data.
  • Wireless communication facilitates canopy measurements.
  • Field changeable fiber optic light guide options available.
  • Integral, removable Lithium Ion battery reduces weight & enhances mobility.
  • Reflectance Probes and Cosine Receptors available.
  • Data is provided by channel in a columnar format.
  • Software tools for resampling are provided.

Applications:

  • Vegetative Stress Analysis

  • Forestry Analysis

  • Land and Crop Management

  • Marine and Wetland Studies

  • Environmental Monitoring

  • Geological Studies

  • Mineral Identification

  • Drilling Core Analysis

  • Ground Truthing

  • Industrial QC and Process Control

  • Surface Color Measurements

For additional information on Field-Portable Spectroradiometers, contact us

Specifications subject to change without notice.

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Spectra Vista Corporation is dedicated to the manufacturing, delivery and support of Airborne Imaging Spectrometers & Field Portable Spectroradiometers for the Remote Sensing Community.
SVC, GER 1500, GER 2600, GER 3700, spectrometer, multispectral, hyperspectral, remote sensing equipment, recalibration, instruments, GER Millbrook, NY, Geophysical and Evironmental Research Corporation
Spectra Vista Corporation, 29 Firemen's Way, Poughkeepsie, New York 12603 USA
E-mail: spectravista@aol.com, Phone: 845-471-7007  Fax: 845-471-7020

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