STARTING PRESCRIPTION FOR SCHMIDT CASSEGRAIN nTHP~]
Surf Radius Thickness Glass 8l}|.Q#--
OBJ Infinity Infinity 0<s)xaN>Y
STO Infinity 1.000000 Bk7 3^fZUldf
2 Infinity 60.000000 !?+3jzG
3 -60.000000 -30.000000 MIRROR sF|$oyDE
IMA Infinity -9Can4
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.