<s>
The	O
Pentax	B-Algorithm
K-S2	I-Algorithm
is	O
a	O
weather-sealed	O
digital	O
SLR	O
camera	O
announced	O
by	O
Ricoh	O
on	O
February	O
9	O
,	O
2015	O
.	O
</s>
<s>
It	O
is	O
the	O
first	O
Pentax	B-Application
SLR	O
to	O
feature	O
an	O
articulated	O
LCD	O
,	O
and	O
it	O
is	O
the	O
smallest	O
DSLR	O
to	O
include	O
this	O
feature	O
and	O
also	O
be	O
weather-sealed	O
.	O
</s>
<s>
In	O
2015	O
,	O
the	O
K-S2	B-Algorithm
won	O
the	O
TIPA	O
Award	O
in	O
the	O
category	O
Best	O
Digital	O
SLR	O
Advanced	O
.	O
</s>
<s>
Its	O
release	O
is	O
also	O
the	O
debut	O
of	O
a	O
new	O
retractable	O
kit	O
lens	O
that	O
it	O
will	O
be	O
bundled	O
with	O
,	O
the	O
SMC	O
Pentax-DA	O
L	O
18-50mm	O
f/4	O
-5.6	O
DC	O
WR	O
RE	O
-	O
Pentax	B-Application
 '	O
second	O
kit	O
lens	O
after	O
the	O
18-135mm	O
model	O
to	O
have	O
a	O
"	O
silent	O
"	O
focus	O
motor	O
.	O
</s>
<s>
The	O
K-S2	B-Algorithm
also	O
does	O
not	O
have	O
an	O
AA	O
filter	O
which	O
increases	O
sharpness	O
but	O
makes	O
it	O
more	O
susceptible	O
to	O
moiré	O
.	O
</s>
<s>
The	O
K-S2	B-Algorithm
comes	O
in	O
7	O
color	O
combinations	O
.	O
</s>
<s>
It	O
has	O
been	O
in	O
limited	O
availability	O
in	O
North	O
America	O
and	O
other	O
markets	O
since	O
Summer	O
of	O
2017	O
,	O
but	O
was	O
still	O
an	O
active	O
product	O
on	O
the	O
Ricoh	O
Imaging	O
,	O
Japan	O
Web	O
site	O
as	O
of	O
5	O
December	O
2017	O
;	O
the	O
slightly	O
more	O
advanced	O
K-70	B-Algorithm
would	O
be	O
the	O
nearest	O
replacement	O
model	O
.	O
</s>
