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Table 1 THEMS four main sensor specifications

From: THEMS: an automated thermal and hyperspectral proximal sensing system for canopy reflectance, radiance and temperature

Sensor

Spatial resolution (pix)

FOV (deg)

Wavelength range (µm)

Spectral bands (#)

VNIR HLS (radiance)

1004 × 1

26.58 θ, 0.03 φ

0.4–1

1004

Thermal camera

480 × 640

18.75 θ, 25 φ

7.5–14

1

VNIR spectrometer (irradiance)

1 × 1

180 θ φ

0.2–1.1

2048

Hemispherical camera

3072 × 2048

180 θ φ

0.4–1

3

  1. Pix pixels, FOV angular instrument field of view (FOV) in degrees (θ = elevation angle, φ = azimuth angle)