STARTING PRESCRIPTION FOR SCHMIDT CASSEGRAIN 7!J-/#!
Surf Radius Thickness Glass %+'Ex]B
OBJ Infinity Infinity l#[Z$+!09
STO Infinity 1.000000 Bk7 ys`-QlkB
2 Infinity 60.000000 p-s\D_
3 -60.000000 -30.000000 MIRROR }c8nn
IMA Infinity 0qN`-0Yk
Now perform a layout plot to verify everything is correct. The standard 2D layout will work fine. You should see a plot like Figure E4-1.