<s>
Originally	O
produced	O
by	O
Minolta	O
,	O
and	O
currently	O
produced	O
by	O
Sony	O
,	O
the	O
AF	O
Macro	O
50mm	O
2.8	O
is	O
a	O
macro	O
prime	O
photographic	O
lens	O
compatible	O
with	O
cameras	O
using	O
the	O
Minolta	B-Algorithm
A-mount	I-Algorithm
and	O
Sony	B-Algorithm
A-mount	I-Algorithm
lens	B-Algorithm
mounts	I-Algorithm
.	O
</s>
