<s>
A	O
Circular	B-General_Concept
review	I-General_Concept
system	I-General_Concept
is	O
a	O
system	O
on	O
board	O
some	O
armoured	O
combat	O
vehicles	O
or	O
tanks	O
which	O
provides	O
the	O
crew	O
greater	O
situational	O
awareness	O
(	O
such	O
as	O
a	O
360°	O
view	O
)	O
outside	O
of	O
the	O
vehicle	O
.	O
</s>
<s>
Differing	O
systems	O
may	O
provide	O
panoramic	B-Application
or	O
enhanced	O
imagery	O
,	O
Blue	O
Force	O
Tracking	O
,	O
marking	O
of	O
enemy	O
positions	O
,	O
target	O
acquisition	O
,	O
coordination	O
of	O
fire	O
between	O
networked	O
combat	O
vehicles	O
,	O
or	O
enhanced	O
threat	O
recognition	O
.	O
</s>
<s>
Information	O
may	O
be	O
presented	O
on	O
helmet-mounted	B-Application
or	O
other	O
display	O
systems	O
.	O
</s>
