Advantages of a Ray-Tracing SIG

• Allows reflection, refraction:

  • Windshields, glints.
  • Branch reflections, 3-5 µm.

• Atmospheric attenuation, scattering.

  • Individual path integrals.

• Accurate shadows:

  • Haze, clouds, smoke.

• Multiple light sources:

  • Sunlight, flare, spotlight.

2nd-Generation FLIR image, 8-12 µm

(Downsampled to 1/4 NTSC)

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