<s>
The	O
Olympus	B-Algorithm
E-3	I-Algorithm
was	O
until	O
2010	O
Olympus	O
Corporation	O
's	O
flagship	O
camera	O
,	O
positioned	O
as	O
a	O
professional	O
DSLR	B-Device
camera	I-Device
.	O
</s>
<s>
It	O
is	O
the	O
successor	O
to	O
the	O
Olympus	B-Algorithm
E-1	I-Algorithm
,	O
which	O
was	O
launched	O
in	O
November	O
2003	O
.	O
</s>
<s>
The	O
E-3	O
,	O
like	O
the	O
other	O
cameras	O
in	O
the	O
Olympus	O
E-series	O
,	O
conforms	O
to	O
the	O
Four	B-Architecture
Thirds	I-Architecture
system	I-Architecture
.	O
</s>
<s>
It	O
was	O
succeeded	O
in	O
2010	O
by	O
the	O
Olympus	B-Algorithm
E-5	I-Algorithm
professional	O
DSLR	B-Device
flagship	O
camera	O
.	O
</s>
<s>
The	O
E-3	O
has	O
several	O
novel	O
features	O
,	O
including	O
a	O
live	B-Device
preview	I-Device
full	O
articulating	B-Device
screen	I-Device
,	O
autofocus	O
in	O
live	B-Device
view	I-Device
mode	O
,	O
the	O
ability	O
to	O
capture	O
a	O
scene	O
with	O
wide	O
dynamic	O
range	O
using	O
an	O
image	O
processing	O
method	O
called	O
shadow	O
adjustment	O
technology	O
and	O
the	O
ability	O
to	O
control	O
up	O
to	O
three	O
wireless	O
flash	O
groups	O
without	O
external	O
transmitters	O
.	O
</s>
<s>
Fast	O
autofocus	O
(	O
Olympus	O
claims	O
that	O
this	O
was	O
the	O
world	O
's	O
fastest	O
autofocus	O
at	O
the	O
time	O
the	O
camera	O
was	O
released	O
(	O
when	O
used	O
with	O
the	O
Olympus	B-Device
Zuiko	I-Device
Digital	I-Device
ED	I-Device
12-60mm	I-Device
f/2.8	I-Device
-4	I-Device
SWD	I-Device
lens	O
at	O
60mm	O
,	O
as	O
of	O
October	O
2007	O
)	O
.	O
</s>
<s>
The	O
E-3	O
is	O
equipped	O
with	O
a	O
better	O
sensor	O
than	O
other	O
DSLRs	B-Device
marketed	O
by	O
Olympus	O
at	O
the	O
time	O
of	O
its	O
release	O
,	O
allowing	O
the	O
user	O
to	O
operate	O
at	O
higher	O
ISO	O
settings	O
without	O
producing	O
as	O
much	O
noise	O
.	O
</s>
