Field Portable Spectroradiometers

HR-640i Specifications

Spectral Range 350 nm – 2500 nm
Internal Memory 1000 scans
Channels 640
Linear Array (1) 512 Si, 350 – 1000 nm
(1) 64 InGaAs, 1000 – 1890 nm
(1) 64 Extended InGaAs, 1890 – 2500 nm
Spectral Resolution (FWHM) ≤ 3.3 nm, 700 nm
≤ 30 nm, 1500 nm
≤ 28 nm, 2100 nm
Bandwidth (nominal) ≤ 1.5 nm, 350 – 1000 nm
≤ 14 nm, 1000 – 1890 nm
≤ 10 nm, 1890 – 2500 nm
Minimum Integration 1 millisecond
FOV 4˚ standard, 8˚ or 14˚ optional
25˚ optional armored fiber optic
Noise Equivalent Radiance ≤ 0.8 x 10-9 W/cm2/nm/sr @ 700 nm
≤ 1.0 x 10-9 W/cm2/nm/sr @ 1500 nm
≤ 1.0 x 10-9 W/cm2/nm/sr @ 2100 nm
Stand Alone Measurements
(no computer required)
Standard
Calibration Accuracy
(NIST Traceable)
±5% @ 400 nm
±4% @ 700 nm
±7% @ 2200 nm
Wavelength Reproducibility 0.1 nm
Dark Current Correction Automatic/selectable
Sectrum Averaging Automatic/selectable

Physical Specifications

Head Size 8.5” x 11.5” x 3.0”
Weight 8.5lbs., 3.8kg
Digitization 16 bit
Battery Type 7.4 V lithium ion
Battery Life 3 hours approximately
Host Communications wireless Bluetooth
USB
RS232
Sealing Sealed against dirt and dust
Tri-pod Mounting Standard 1/4-20 Camera mounts
Sighting Laser diode