<s>
The	O
Olympus	B-Algorithm
OM-D	I-Algorithm
E-M5	I-Algorithm
,	O
announced	O
in	O
February	O
2012	O
,	O
is	O
a	O
Micro	B-Operating_System
Four	I-Operating_System
Thirds	I-Operating_System
compact	O
mirrorless	O
interchangeable	O
lens	O
camera	O
.	O
</s>
<s>
In	O
style	O
and	O
name	O
it	O
references	O
the	O
Olympus	B-Algorithm
OM	I-Algorithm
series	O
of	O
film	O
SLR	B-Algorithm
cameras	I-Algorithm
,	O
but	O
it	O
is	O
not	O
an	O
SLR	B-Algorithm
camera	I-Algorithm
(	O
there	O
is	O
no	O
optical	O
path	O
from	O
lens	O
to	O
viewfinder	O
:	O
a	O
high	O
quality	O
electronic	O
viewfinder	O
is	O
used	O
)	O
.	O
</s>
<s>
The	O
successor	O
is	O
the	O
Olympus	B-Algorithm
OM-D	I-Algorithm
E-M5	I-Algorithm
Mark	I-Algorithm
II	I-Algorithm
.	O
</s>
