See the current ASD range . Learn more

Learn more

ASD FieldSpec range

The Gold Standard in Field Spectroradiometers

The ASD FieldSpec 4 line of full-range spectroradiometers delivers the fastest and most accurate spectral field measurements available from any commercial field-portable spectroradiometer. Continued enhancements to core instrument spectrometers and other critical components have dramatically improved overall performance, signal, and integration speeds compared to earlier models.

Contact support

Supported products

ASD FieldSpec 4 Hi-Res NG Spectroradiometer

6 nm enhanced SWIR resolution for the next generation of hyperspectral sensors

Measurement
Ground truthing
Remote sensing
Wavelength
350nm to 2500nm
Spectral resolution
3 nm @ 700 nm, 6 nm @ 1400 nm, 6 nm @ 2100 nm
Technology
Near-infrared Spectroscopy (NIR)
ASD FieldSpec 4 Hi-Res NG Spectroradiometer

ASD FieldSpec 4 Hi-Res: High Resolution Spectroradiometer

8 nm SWIR resolution ideal for geological studies and atmospheric research

Measurement
Ground truthing
Remote sensing
Wavelength
350nm to 2500nm
Spectral resolution
3 nm @ 700 nm, 8 nm @ 1400/2100 nm
Technology
Near-infrared Spectroscopy (NIR)
ASD FieldSpec 4 Hi-Res: High Resolution Spectroradiometer

ASD FieldSpec 4 Standard-Res Spectroradiometer

10 nm SWIR resolution for the technical requirements of most field researchers

Measurement
Ground truthing
Remote sensing
Wavelength
350nm to 2500nm
Spectral resolution
3 nm @ 700 nm, 10 nm @ 1400/2100 nm
Technology
Near-infrared Spectroscopy (NIR)
ASD FieldSpec 4 Standard-Res Spectroradiometer

ASD FieldSpec 4 Wide-Res Field Spectroradiometer

30 nm SWIR resolution offers a cost-effective solution

Measurement
Ground truthing
Wavelength
350nm to 2500nm
Spectral resolution
3 nm @ 700 nm, 30 nm @ 1400/2100 nm
Technology
Near-infrared Spectroscopy (NIR)
ASD FieldSpec 4 Wide-Res Field Spectroradiometer

ASD HandHeld 2 Pro: VNIR Hand-held Spectroradiometer

Greater sensitivity and faster collection rates over standard HandHeld 2

Measurement
Ground truthing
Wavelength
325nm to 1075nm
Spectral resolution
<3.0 nm @ 700 nm
Technology
Near-infrared Spectroscopy (NIR)
ASD HandHeld 2 Pro: VNIR Hand-held Spectroradiometer