<s>
The	O
Olympus	B-Algorithm
PEN-F	I-Algorithm
is	O
a	O
mirrorless	B-Device
interchangeable-lens	I-Device
camera	I-Device
in	O
the	O
Micro	B-Operating_System
Four	I-Operating_System
Thirds	I-Operating_System
system	I-Operating_System
,	O
released	O
in	O
2016	O
.	O
</s>
<s>
It	O
is	O
the	O
part	O
of	O
the	O
digital	B-Algorithm
PEN	I-Algorithm
series	I-Algorithm
.	O
</s>
<s>
The	O
PEN-F	O
pays	O
tribute	O
to	O
the	O
similarly	O
named	O
PEN	B-Algorithm
F	I-Algorithm
half-frame	O
35mm	O
film	O
SLR	B-Algorithm
camera	I-Algorithm
from	O
1963	O
.	O
</s>
<s>
The	O
PEN-F	O
was	O
the	O
first	O
Olympus	O
camera	O
to	O
feature	O
the	O
new	O
,	O
20	O
megapixel	O
Four	O
Thirds	O
sensor	O
,	O
which	O
made	O
Micro	B-Operating_System
Four	I-Operating_System
Thirds	I-Operating_System
more	O
competitive	O
on	O
the	O
market	O
.	O
</s>
<s>
This	O
sensor	O
later	O
found	O
its	O
way	O
into	O
the	O
OM-D	B-Device
series	I-Device
as	O
well	O
,	O
featured	O
in	O
professional	O
cameras	O
like	O
the	O
E-M1	B-Algorithm
Mark	I-Algorithm
III	I-Algorithm
.	I-Algorithm
</s>
<s>
The	O
PEN-F	O
had	O
an	O
electronic	B-Algorithm
viewfinder	I-Algorithm
,	O
which	O
was	O
a	O
new	O
feature	O
in	O
the	O
digital	O
PEN	O
range	O
,	O
and	O
it	O
is	O
still	O
the	O
only	O
PEN	O
camera	O
to	O
have	O
it	O
.	O
</s>
<s>
It	O
has	O
10	O
frames	O
per	O
second	O
continuous	O
shooting	O
and	O
its	O
fastest	O
shutter	O
speed	O
is	O
1/8000	O
sec	O
,	O
it	O
has	O
focus	B-Algorithm
peaking	I-Algorithm
to	O
assist	O
manual	O
focus	O
,	O
and	O
built	O
in	O
Wi-Fi	O
for	O
connection	O
to	O
smartphone	B-Application
or	O
tablet	O
.	O
</s>
<s>
The	O
PEN-F	O
'	O
s	O
name	O
and	O
design	O
pays	O
tribute	O
to	O
Olympus	O
's	O
legendary	O
half-frame	O
analog	O
SLR	B-Algorithm
,	O
the	O
PEN	B-Algorithm
F	I-Algorithm
from	O
1963	O
.	O
</s>
<s>
On	O
the	O
old	O
PEN	B-Algorithm
F	I-Algorithm
,	O
that	O
controls	O
the	O
shutter	O
speed	O
,	O
on	O
the	O
new	O
PEN-F	O
,	O
it	O
is	O
dedicated	O
for	O
changing	O
the	O
art	O
filters	O
.	O
</s>
<s>
The	O
PEN-F	O
was	O
sold	O
side-by-side	O
with	O
the	O
Olympus	B-Algorithm
OM-D	I-Algorithm
E-M5	I-Algorithm
Mark	I-Algorithm
II	I-Algorithm
and	O
shared	O
a	O
lot	O
of	O
its	O
features	O
.	O
</s>
<s>
The	O
PEN-F	O
started	O
on	O
1,199	O
$	O
,	O
the	O
E-M5	B-Algorithm
Mark	I-Algorithm
II	I-Algorithm
cost	O
100$	O
less	O
.	O
</s>
<s>
The	O
most	O
obvious	O
difference	O
is	O
the	O
design	O
:	O
The	O
E-M5	O
is	O
designed	O
after	O
the	O
Olympus	B-Algorithm
OM	I-Algorithm
SLR	B-Algorithm
with	O
the	O
bump	O
on	O
the	O
top	O
,	O
the	O
PEN-F	O
has	O
an	O
almost	O
flat	O
top	O
,	O
which	O
makes	O
it	O
1.3	O
centimeter	O
shorter	O
.	O
</s>
<s>
The	O
E-M5	B-Algorithm
Mark	I-Algorithm
II	I-Algorithm
has	O
a	O
more	O
ergonomic	O
grip	O
compared	O
to	O
the	O
PEN-F	O
'	O
s	O
flat	O
one	O
.	O
</s>
<s>
However	O
,	O
that	O
bump	O
comes	O
with	O
an	O
advantage	O
:	O
The	O
E-M5	B-Algorithm
Mark	I-Algorithm
II	I-Algorithm
has	O
a	O
bigger	O
viewfinder	O
magnification	O
,	O
than	O
the	O
PEN-F	O
(	O
0.72x	O
vs	O
0.62x	O
)	O
.	O
</s>
<s>
The	O
resolution	O
of	O
the	O
EVF	B-Algorithm
is	O
the	O
same	O
though	O
.	O
</s>
<s>
The	O
PEN-F	O
has	O
the	O
new	O
20	O
MP	O
sensor	O
,	O
which	O
has	O
a	O
25%	O
higher	O
resolution	O
than	O
the	O
16	O
MP	O
sensor	O
of	O
the	O
E-M5	B-Algorithm
Mark	I-Algorithm
II	I-Algorithm
,	O
and	O
despite	O
its	O
higher	O
pixel	O
density	O
,	O
it	O
maintains	O
the	O
ISO	O
performance	O
and	O
the	O
dynamic	O
range	O
of	O
the	O
old	O
sensor	O
.	O
</s>
<s>
The	O
E-M5	B-Algorithm
Mark	I-Algorithm
II	I-Algorithm
is	O
weather	O
sealed	O
,	O
the	O
PEN-F	O
is	O
not	O
.	O
</s>
