<s>
The	O
Pentax	B-Algorithm
K-r	I-Algorithm
is	O
a	O
12.4-megapixel	O
digital	B-Device
single-lens	I-Device
reflex	I-Device
camera	I-Device
,	O
announced	O
on	O
September	O
9	O
,	O
2010	O
,	O
and	O
replaced	O
the	O
K-x	B-Device
in	O
Pentax	B-Application
 '	O
line-up	O
,	O
with	O
which	O
it	O
shares	O
many	O
features	O
.	O
</s>
<s>
The	O
K-r	B-Algorithm
is	O
available	O
in	O
three	O
body	O
colors	O
(	O
black	O
,	O
white	O
and	O
red	O
)	O
in	O
North	O
America	O
,	O
with	O
other	O
colors	O
available	O
only	O
in	O
the	O
Japanese	O
market	O
.	O
</s>
<s>
The	O
K-r	B-Algorithm
introduces	O
a	O
new	O
SAFOX	O
IX	O
autofocus	O
system	O
and	O
has	O
a	O
3-inch	O
display	O
.	O
</s>
<s>
The	O
image	O
quality	O
of	O
Pentax	B-Algorithm
K-r	I-Algorithm
and	O
K-x	B-Device
is	O
identical	O
,	O
but	O
colour	O
fidelity	O
in	O
JPEG	O
output	O
has	O
been	O
increased	O
.	O
</s>
<s>
The	O
K-r	B-Algorithm
has	O
been	O
improved	O
over	O
the	O
K-x	B-Device
in	O
other	O
areas	O
,	O
such	O
as	O
the	O
K-r	B-Algorithm
showing	O
the	O
active	O
focus	O
point	O
in	O
the	O
viewfinder	O
when	O
the	O
shutter	O
button	O
is	O
half-pressed	O
,	O
the	O
K-r	B-Algorithm
offering	O
the	O
joint	O
second-widest	O
ISO	O
range	O
in	O
the	O
Pentax	B-Application
line-up	O
along	O
with	O
K-30	B-Algorithm
—	O
100-25600	O
in	O
extended	O
mode	O
,	O
which	O
only	O
the	O
K-5	B-Algorithm
exceeds	O
(	O
K-x	B-Device
:	O
12800	O
in	O
extended	O
mode	O
)	O
,	O
having	O
the	O
joint	O
second-fastest	O
continuous	O
shooting	O
(	O
6.0	O
fps	O
)	O
of	O
current	O
Pentax	B-Application
DSLRs	B-Device
(	O
same	O
as	O
the	O
K-30	B-Algorithm
)	O
,	O
and	O
using	O
rechargeable	O
battery	O
Li-Ion	O
D-LI109	O
as	O
standard	O
,	O
but	O
having	O
the	O
ability	O
to	O
use	O
4	O
×	O
AA	B-Algorithm
batteries	I-Algorithm
with	O
optional	O
battery	O
holder	O
(	O
the	O
K-x	B-Device
uses	O
AA	B-Algorithm
batteries	I-Algorithm
exclusively	O
)	O
.	O
</s>
<s>
The	O
K-r	B-Algorithm
also	O
has	O
a	O
slightly	O
larger	O
,	O
and	O
much	O
higher	O
resolving	O
display	O
at	O
921,000	O
pixels	O
vs.	O
the	O
K-x	B-Device
'	O
s	O
230,000	O
.	O
</s>
<s>
As	O
in	O
the	O
K-x	B-Device
,	O
the	O
user	O
can	O
choose	O
to	O
have	O
the	O
camera	O
take	O
three	O
images	O
at	O
different	O
exposures	O
and	O
have	O
them	O
combined	O
into	O
a	O
high	O
dynamic	O
range	O
JPEG	O
image	O
.	O
</s>
<s>
In	O
contrast	O
to	O
its	O
predecessor	O
,	O
the	O
Pentax	B-Algorithm
K-r	I-Algorithm
offers	O
the	O
option	O
to	O
auto-align	O
the	O
images	O
.	O
</s>
