<s>
The	O
Advanced	B-Application
Systems	I-Application
Analysis	I-Application
Program	I-Application
(	O
ASAP	B-Application
)	O
is	O
optical	O
engineering	O
software	O
used	O
to	O
simulate	O
optical	O
systems	O
.	O
</s>
<s>
ASAP	B-Application
can	O
handle	O
coherent	O
as	O
well	O
as	O
incoherent	O
light	O
sources	O
.	O
</s>
<s>
It	O
is	O
a	O
non-sequential	O
ray	B-Algorithm
tracing	I-Algorithm
tool	O
which	O
means	O
that	O
it	O
can	O
be	O
used	O
not	O
only	O
to	O
analyze	O
lens	O
systems	O
but	O
also	O
for	O
stray	O
light	O
analysis	O
.	O
</s>
