<s>
The	O
IBM	B-Device
740	I-Device
CRT	B-Device
Recorder	O
was	O
announced	O
in	O
1954	O
and	O
used	O
with	O
the	O
IBM	B-Device
701	I-Device
,	O
IBM	B-Device
704	I-Device
,	O
and	O
IBM	B-Device
709	I-Device
computers	O
to	O
draw	O
vector	O
graphics	O
images	O
,	O
point	O
by	O
point	O
,	O
on	O
35	O
mm	O
photographic	O
film	O
(	O
i.e.	O
</s>
<s>
The	O
740	O
film	O
recorder	O
contained	O
digital-to-analog	O
converters	O
and	O
a	O
7-inch	O
,	O
high	O
precision	O
,	O
electrostatic	O
CRT	B-Device
.	O
</s>
<s>
The	O
740	O
's	O
CRT	B-Device
used	O
a	O
short	O
persistence	O
P11	O
phosphor	O
.	O
</s>
<s>
The	O
IBM	B-Device
780	I-Device
CRT	B-Device
Display	I-Device
was	O
a	O
monitor	O
that	O
could	O
be	O
attached	O
to	O
the	O
740	O
and	O
mirror	O
to	O
an	O
operator	O
what	O
was	O
being	O
drawn	O
on	O
740	O
's	O
CRT	B-Device
.	O
</s>
<s>
The	O
780	O
had	O
a	O
21-inch	O
CRT	B-Device
with	O
a	O
longer	O
persistence	O
(	O
2	O
second	O
,	O
nominal	O
)	O
P7	O
phosphor	O
.	O
</s>
