ASD FieldSpec® 4 Standard-Res Spectroradiometer
10 nm SWIR resolution for the technical requirements of most field researchers
The 3 nm VNIR, 10 nm SWIR spectral resolution of the ASD FieldSpec® 4 Standard-Res portable spectroradiometer is ideal for characterizing spectral features with a resolution down to 10 nm. The ASD FieldSpec 4 Standard-Res is well positioned to meet a majority of the technical needs of field researchers who require dependable and trusted results from a field portable spectroradiometer.
Overview
The ASD FieldSpec® 4 Standard-Res portable spectroradiometer is the right choice for a wide range of remote sensing applications, including multispectral sensor ground truthing and calibration, agricultural analysis, and snow and ice studies. In addition to being a world class spectroradiometer, the ASD FieldSpec 4 Standard-Res is equally suited to serve as a rugged, portable spectrometer for accurate contact reflectance or non-solar stand-off measurements.
Key applications
he ASD FieldSpec 4 Standard-Res spectrometer can be used in many industry applications, including:
Camouflage
Concrete and aggregates
Cosmetics
Crop science
Food and agricultural products
Forestry
General material identification
Hyperspectral image ground truthing
Landscape ecology
Multispectral image ground truthing
Pharmaceuticals and nutraceuticals
Photonics
Pigment / color analysis vegetation
Plant physiology
Quantitative analysis
Sensor and radiometric calibration
Snow and ice research
Soil mineralogy
Spectral library creation
技术指标
Spectral Range
350-2500 nm
Spectral Resolution
3 nm @ 700 nm
10 nm @ 1400/2100 nmSpectral sampling (bandwidth)
1.4 nm @ 350-1000 nm
1.1 nm @ 1001-2500 nmScanning Time
100 milliseconds
Stray light specification
VNIR 0.02%, SWIR 1 & 2 0.01%
Wavelength reproducibility
0.1 nm
Wavelength accuracy
0.5 nm
Maximum radiance
VNIR 2X Solar, SWIR 10X Solar
Channels
2151
Detectors
VNIR detector (350-1000 nm): 512 element silicon array
SWIR 1 detector (1001-1800 nm): Graded Index InGaAs Photodiode, Two Stage TE Cooled
SWIR 2 detector (1801-2500 nm): Graded Index InGaAs Photodiode, Two Stage TE CooledInput
1.5 m fiber optic (25° field of view). Optional narrower field of view fiber optics available.
Noise Equivalent Radiance (NEdL)
VNIR 1.0 X10-9 W/cm2/nm/sr @ 700 nm
SWIR 1 1.2 X10-9 W/cm2/nm/sr @ 1400 nm
SWIR 2 1.9 X10-9 W/cm2/nm/sr @ 2100 nmWeight
5.44 kg (12 lbs)
Calibrations
Wavelength, absolute reflectance, radiance*, irradiance*. All calibrations are NIST traceable. (*radiometric calibrations are optional)
Computer
Windows® 7 64-bit laptop (instrument controller)
Warranty
One year full warranty including expert customer support
商品属性 [波长范围] 350-2500 nm [光学分辨率] 3 nm @ 700 nm 10 nm @ 1400/2100 nm