<s>
Sokol	B-Algorithm
and	O
Sokol-2	O
were	O
Soviet	O
35mm	O
photo	O
camera	O
brands	O
.	O
</s>
<s>
For	O
Soviet	O
photographers	O
,	O
Sokol	B-Algorithm
proved	O
to	O
be	O
too	O
expensive	O
,	O
and	O
for	O
professional	O
photography	O
it	O
was	O
unsuitable	O
.	O
</s>
<s>
"	O
Sokol	B-Algorithm
"	O
means	O
"	O
falcon	O
"	O
in	O
Russian	O
,	O
hence	O
the	O
name	O
was	O
probably	O
intended	O
to	O
bring	O
associations	O
with	O
the	O
"	O
eye	O
of	O
a	O
falcon	O
"	O
-	O
the	O
saying	O
for	O
excellent	O
vision	O
.	O
</s>
