669 
Phase Function 
Table 1. Optical characteristics of the scatterers at 450 nm. 
Type 
dN(r)/dr 
rmin (pm) 
W (nm) 
m o s (pm 2 ) 
Aerosols 
Oceanic 
Log-normal 
0.001 
100 
1.38-5 10 _9 i 0.36 10- 1 
1.00 
Water 
Soluble 
Log-normal 
0.001 
100 
1.53-5 10* 3 / 0.68 IO' 1 
0.93 
Hydrosols 
Junge 
1.0 
100 
1.38-5 10' 3 i 0.60 IO' 1 
0.89 
Fig. 2: Phase functions of the aerosols and hydrosols.