#scale 17.965782
newmtl big_sphere
Ka  0.5 0.5 0.5 
Kd  0.4 0.4 0.4
Ks  0 0 0 
r 0.5
d  1

newmtl red
Ka  0.5 0 0
Kd  0.5 0 0
Ks  0.5 0.5 0.5
Ns 1
d  1

newmtl green
Ka  0 0.5 0
Kd  0 0.5 0
Ks  0.5 0.5 0.5
Ns 10
d  1

newmtl blue
Ka  0 0 0.5
Kd  0 0 0.5
Ks  0.5 0.5 0.5
Ns 100
d  1

# units are watts/nm^2
newmtl light
Ka 1.5 1.5 1.5
Kd 10.0 10.0 10.0
Ks  2 2 2