Wavelength (nm) 
Figure 1 - Spectral surface reflectance of Algeria 5 (March 6, 1993) 
BRDF at 650 nm BRDF at 850 nm 
Figure 2 - BRDF at 650nm (left) and 850nm (right), for 2 solar zenith angles : 0 s =42°(top) and 
e s =64°(bottom). The sun is on the 0=0° avis, and identified by an icone for the Algeria 5 site (March 6, 1993) 
90 
80 
70 
60 
50 
40 
30 
20 
7,8 
Figure 4 
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