© 
9 exe 
ffe - 
ffi - 
is, 
remo- 
are 
ts. 
tween 
h de- 
sens- 
to 
rtion 
valu- 
ust 
S e 
| and 
he re- 
olicy 
discus- 
iators, 
try and 
iza- 
and 
S. 
e 
Atmospheric 
  
  
transmission 
  
  
  
  
  
  
  
oN 
oO 
Oo 
Oo 
N 
X 
b ar To 
9 Ö 
o 
oO wn 
A 
NX 
1I0km 100 km 
10m ICOm Ikm 
lem 10cm Im 
r 
m 
, 
t 
inm iOn 
o 
JA 
Wavelenght 
Ou I0Ou . 
t 
m IOOnm ly 
i 
1 
l 
1 
i 
1 
t 
f 
I 
f 
1 
À 
  
  
  
  
ju 
2 9 
£ 
c o 2 
= £x 
vc. Eg 
tm 20 
te zo 
t 
e 
te 
€ 
T 
"» 
-9 
d 
0 
- O 
10 o 
Rad! Ho 
~ 
-o 
e 
-o 
vcro w9Y 2, 
Rado = 
vie (C = 
j Vi ; o 
m 
nn F 2 
m 
-9 
Eod 
ire "17 $ o 
~- Q 
0 
[ Visible à 2 = 
9 
9 
ole! ~ 
umo Ie 
~ 9 
ES 
- -Oo 
o 
x - "I e 
-Oo 
1s 
= 
— le o 
qd «i9 D. < 
Fig.l- ELECTROMAGNETIC SPECTRUM AND ATMOSPHERIC TRANSMISSION