<s>
The	O
Ricoh	B-Algorithm
WG-30	I-Algorithm
is	O
a	O
rugged	O
,	O
waterproof	O
digital	O
compact	O
camera	O
announced	O
by	O
Ricoh	O
on	O
October	O
8	O
,	O
2014	O
.	O
</s>
<s>
It	O
is	O
the	O
successor	O
of	O
the	O
Ricoh	B-Algorithm
WG-20	I-Algorithm
.	O
</s>
<s>
The	O
main	O
advance	O
is	O
the	O
backside-illuminated	B-Algorithm
sensor	O
that	O
also	O
increases	O
resolution	O
from	O
14	O
to	O
16	O
megapixels	O
compared	O
to	O
the	O
previous	O
model	O
.	O
</s>
