STARTING PRESCRIPTION FOR SCHMIDT CASSEGRAIN [/'=M h
Surf Radius Thickness Glass L2P#5B!S
OBJ Infinity Infinity p*l]I*x'<
STO Infinity 1.000000 Bk7 WN`|5"?$
2 Infinity 60.000000 @9ndr$t
3 -60.000000 -30.000000 MIRROR PD$@.pib
IMA Infinity /GUbc
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.