1/4 sd angle81 power 2.0
1/2 sd angle72 power 2.0
3/4 sd angle62 power 2.0

same as knat xie sang's and rv's 2.0 guide

Also:

fixed 70 lob, 1.8 = half 2.8 = 1 screen.
fixed 50 lob, 1.5 = half 2.1 = 1 screen.
fixed 35 lob, 1.5 = half 2.2 = 1 screen.
credit to talent, found on lord forums.