<s>
The	O
EOS-1Ds	O
is	O
a	O
series	O
of	O
full-frame	B-Algorithm
digital	I-Algorithm
SLR	I-Algorithm
camera	B-Device
bodies	O
made	O
by	O
Canon	O
,	O
first	O
released	O
on	O
24	O
September	O
2002	O
.	O
</s>
<s>
The	O
series	O
was	O
replaced	O
in	O
March	O
2012	O
with	O
the	O
1D	B-Algorithm
X	I-Algorithm
.	O
</s>
<s>
Being	O
an	O
autofocus	O
camera	B-Device
,	O
it	O
has	O
two	O
autofocus	O
modes	O
,	O
and	O
an	O
option	O
for	O
manual	O
focusing	O
.	O
</s>
<s>
It	O
also	O
has	O
a	O
two-inch	O
,	O
thin-film	O
transistor	O
,	O
color	O
liquid-crystal	B-Device
monitor	I-Device
with	O
approximately	O
120,000	O
pixels	O
.	O
</s>
<s>
The	O
camera	B-Device
's	O
image	B-Algorithm
sensor	I-Algorithm
is	O
a	O
CMOS-based	O
integrated	O
circuit	O
with	O
Bayer	B-Algorithm
filters	I-Algorithm
for	O
RGB	O
color	O
detection	O
(	O
Canon	O
calls	O
it	O
single-plate	O
,	O
in	O
contrast	O
with	O
three-CCD	B-Algorithm
sensors	O
)	O
.	O
</s>
<s>
A	O
non-removable	O
optical	O
anti-aliasing	O
filter	O
is	O
located	O
in	O
front	O
of	O
the	O
image	B-Algorithm
sensor	I-Algorithm
.	O
</s>
<s>
The	O
Canon	B-Algorithm
EOS-1Ds	I-Algorithm
Mark	I-Algorithm
II	I-Algorithm
superseded	O
the	O
EOS-1Ds	O
as	O
the	O
top	O
model	O
in	O
the	O
Canon	B-Algorithm
EOS	I-Algorithm
line	O
.	O
</s>
<s>
It	O
has	O
a	O
full-frame	B-Algorithm
16.7	O
megapixel	O
CMOS	B-Device
sensor	O
.	O
</s>
<s>
The	O
two-inch	O
,	O
TFT	O
,	O
color	B-Device
LCD	I-Device
has	O
been	O
upgraded	O
to	O
approximately	O
230,000	O
pixels	O
.	O
</s>
<s>
The	O
camera	B-Device
's	O
image	B-Algorithm
sensor	I-Algorithm
is	O
a	O
single-plate	O
CMOS-based	O
integrated	O
circuit	O
.	O
</s>
<s>
Released	O
in	O
December	O
2007	O
,	O
the	O
EOS-1Ds	B-Algorithm
Mark	I-Algorithm
III	I-Algorithm
was	O
the	O
third	O
and	O
last	O
of	O
the	O
Canon	O
1Ds	O
full-frame	B-Algorithm
line	O
.	O
</s>
<s>
When	O
it	O
was	O
released	O
,	O
it	O
held	O
the	O
title	O
of	O
the	O
highest	O
resolution	O
full	O
frame	O
(	O
35mm	O
)	O
dSLR	B-Device
,	O
with	O
a	O
21	O
megapixel	O
CMOS	B-Device
sensor	O
.	O
</s>
<s>
More	O
recent	O
camera	B-Device
models	O
from	O
various	O
manufacturers	O
now	O
exceed	O
this	O
.	O
</s>
<s>
Compared	O
to	O
the	O
Mark	O
II	O
,	O
the	O
Mark	O
III	O
added	O
several	O
new	O
features	O
,	O
such	O
as	O
integrated	O
sensor	O
cleaning	O
,	O
Live	O
View	O
(	O
an	O
electronic	O
viewfinder	O
mode	O
)	O
and	O
a	O
larger	O
3.0	O
"	O
primary	O
color	B-Device
LCD	I-Device
.	O
</s>
<s>
The	O
EOS-1Ds	O
line	O
was	O
discontinued	O
in	O
mid-2012	O
with	O
the	O
introduction	O
of	O
the	O
EOS-1D	B-Algorithm
X	I-Algorithm
,	O
a	O
full-frame	B-Algorithm
body	O
which	O
merged	O
the	O
previous	O
EOS-1D	O
line	O
of	O
high-speed	O
professional	O
bodies	O
with	O
the	O
EOS-1Ds	O
line	O
.	O
</s>
