<s>
The	O
Sigma	B-Algorithm
dp0	I-Algorithm
Quattro	I-Algorithm
is	O
a	O
discontinued	O
fixed-focal	O
length	O
APS-C	B-Algorithm
digital	O
point-and-shoot	B-Algorithm
camera	I-Algorithm
,	O
announced	O
by	O
Sigma	O
on	O
February	O
10	O
,	O
2015	O
.	O
</s>
<s>
Like	O
other	O
cameras	O
in	O
the	O
dp	O
Quattro	O
series	O
,	O
it	O
features	O
a	O
29-megapixel	O
Foveon	B-Algorithm
X3	I-Algorithm
sensor	I-Algorithm
,	O
but	O
is	O
said	O
to	O
produce	O
images	O
equivalent	O
to	O
that	O
of	O
a	O
39-megapixel	O
bayer	B-Algorithm
sensor	I-Algorithm
camera	O
.	O
</s>
<s>
Version	O
6.x	O
is	O
a	O
free	O
download	O
for	O
Windows	O
7+	O
and	O
macOS	B-Application
10.7	O
(	O
6.3.x	O
)	O
.	O
</s>
