<s>
The	O
Panasonic	B-Device
Lumix	I-Device
DMC-GH3	I-Device
is	O
a	O
digital	O
mirrorless	B-Device
interchangeable	I-Device
lens	I-Device
camera	I-Device
(	O
MILC	B-Device
)	O
manufactured	O
by	O
Panasonic	O
.	O
</s>
<s>
It	O
is	O
the	O
successor	O
to	O
the	O
Panasonic	B-Device
Lumix	I-Device
DMC-GH2	I-Device
and	O
was	O
announced	O
in	O
September	O
2012	O
at	O
photokina	O
.	O
</s>
<s>
It	O
is	O
the	O
first	O
MILC	B-Device
that	O
can	O
record	O
video	O
with	O
a	O
bit	O
rate	O
of	O
up	O
to	O
72megabits	O
per	O
second	O
.	O
</s>
<s>
It	O
was	O
succeeded	O
by	O
the	O
Panasonic	B-Device
Lumix	I-Device
DMC-GH4	I-Device
which	O
has	O
the	O
capability	O
to	O
take	O
4K	B-Architecture
resolution	I-Architecture
video	O
.	O
</s>
<s>
The	O
camera	O
body	O
is	O
made	O
of	O
a	O
magnesium	O
alloy	O
and	O
has	O
a	O
swivelable	O
touch	B-Device
screen	I-Device
,	O
an	O
electronic	B-Algorithm
viewfinder	I-Algorithm
with	O
diopter	O
correction	O
,	O
an	O
internal	O
flash	O
light	O
and	O
a	O
hot	B-Algorithm
shoe	I-Algorithm
.	O
</s>
<s>
Due	O
to	O
the	O
short	O
flange	O
focal	O
distance	O
of	O
about	O
20	O
millimeters	O
for	O
the	O
Micro	B-Operating_System
Four	I-Operating_System
Thirds	I-Operating_System
system	I-Operating_System
,	O
almost	O
all	O
lenses	O
with	O
an	O
appropriate	O
image	O
circle	O
can	O
be	O
mounted	O
to	O
the	O
body	O
with	O
a	O
lens	O
adapter	O
.	O
</s>
<s>
In	O
all	O
still	O
and	O
movie	O
modes	O
as	O
well	O
as	O
with	O
the	O
monitor	O
or	O
the	O
electronic	B-Algorithm
viewfinder	I-Algorithm
,	O
the	O
GH3	O
works	O
in	O
live	B-Device
view	I-Device
mode	O
.	O
</s>
<s>
It	O
can	O
be	O
operated	O
in	O
manual	O
focus	O
mode	O
with	O
software	O
magnification	O
or	O
with	O
a	O
versatile	O
contrast-detection	O
auto	O
focus	O
system	O
,	O
including	O
face	B-General_Concept
detection	I-General_Concept
and	O
object	O
tracking	O
.	O
</s>
<s>
The	O
GH3	O
has	O
an	O
internal	O
stereo	O
microphone	B-Application
and	O
a	O
socket	O
for	O
external	O
microphones	B-Application
.	O
</s>
<s>
With	O
a	O
Wi-Fi	O
connection	O
the	O
camera	O
can	O
communicate	O
with	O
smartphones	B-Application
,	O
tablet	B-Device
computers	I-Device
or	O
mobile	O
and	O
stationary	O
computers	O
.	O
</s>
<s>
These	O
devices	O
allow	O
remote	B-Protocol
control	I-Protocol
as	O
well	O
as	O
live	B-Device
view	I-Device
.	O
</s>
<s>
The	O
current	O
Lumix	B-Device
link	O
app	O
does	O
have	O
limitations	O
when	O
recording	O
in	O
video	O
,	O
namely	O
you	O
can	O
start	O
the	O
video	O
recording	O
but	O
not	O
stop	O
it	O
by	O
smart	B-Application
phone	I-Application
or	O
tablet	B-Device
.	O
</s>
<s>
The	O
ability	O
to	O
take	O
video	O
in	O
Full	O
HD	O
resolution	O
with	O
up	O
to	O
60complete	O
frames	O
per	O
second	O
with	O
a	O
bit	O
rate	O
of	O
up	O
to	O
72	O
megabits	O
per	O
second	O
and	O
the	O
capacity	O
to	O
use	O
external	O
microphones	B-Application
give	O
the	O
GH3	O
the	O
potential	O
for	O
semi-professional	O
movie	O
production	O
.	O
</s>
<s>
Compared	O
to	O
its	O
predecessor	O
the	O
GH2	B-Device
the	O
GH3	O
has	O
the	O
following	O
main	O
differences	O
:	O
</s>
