Field Portable Spectroradiometers

GER 1500 Specifications

Spectral Range 350 nm – 1050 nm
Internal Memory 470 scans
Channels 512
Linear Array Si Photo Diode
Spectral Resolution (FWHM) 3.2 nm
Bandwidth (nominal) 1.5 nm
Minimum Integration 5 milliseconds & up
FOV 4˚ standard, 8˚ or 14˚ optional
Noise Equivalent Radiance ≤ 1.10 x 10-9 W/cm2/nm-1/sr-1 @ 400 nm
≤ 0.50 x 10-9 W/cm2/nm-1/sr-1 @ 700 nm
≤ 2.00 x 10-9 W/cm2/nm-1/sr-1 @ 900 nm
Maximum Radiance Levels (Based on 5ms integration) ≤ 1.5 x 10-4 W/cm2/nm-1/sr-1 @ 700 nm
Calibration Accuracy
(NIST Traceable)
±5%
Wavelength Reproducibility ± 0.1 nm
Dark Current Correction Automatic
Spectrum Averaging Automatic/selectable
Internal Digital Camera Supplied
Internal GPS Supplied

Physical Specifications

Head Size 3.25” x 6” x 7.75”
8.3 cm x 15.2 cm x 19.7 cm
Weight 4.5 lbs., 2 kg
Battery Type 6 volt NiMH
Battery Life 4 hours approximately
Sighting Laser