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Thiết bị đo phổ bức xạ cầm tay SVC HR-768

Mã sản phẩm : 1489641938

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  • Spectra Vista Corporation

    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.

    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

     

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