<s>
Lubitel	B-Algorithm
(	O
,	O
Russian	O
for	O
amateur	O
)	O
refers	O
to	O
any	O
of	O
the	O
several	O
medium	O
format	O
twin-lens	B-Algorithm
reflex	I-Algorithm
cameras	I-Algorithm
manufactured	O
in	O
Russia	O
by	O
LOMO	O
.	O
</s>
<s>
The	O
design	O
is	O
based	O
on	O
the	O
early	O
1930s	O
Voigtländer	B-Algorithm
Brillant	I-Algorithm
camera	O
with	O
various	O
improvements	O
.	O
</s>
<s>
However	O
,	O
the	O
Lubitels	B-Algorithm
use	O
120	O
film	O
,	O
feature	O
Cooke	O
triplet	O
,	O
all-glass	O
lenses	O
and	O
shutter	O
speeds	O
from	O
bulb	O
to	O
1/250	O
of	O
a	O
second	O
.	O
</s>
<s>
Aperture	B-General_Concept
range	O
is	O
from	O
f/4.5	O
to	O
f/22	O
.	O
</s>
<s>
They	O
can	O
achieve	O
excellent	O
results	O
when	O
the	O
lens	O
is	O
stopped	O
down	O
but	O
,	O
as	O
with	O
any	O
three-element	O
lens	O
,	O
the	O
results	O
will	O
be	O
soft	O
by	O
today	O
's	O
standards	O
at	O
larger	O
apertures	B-General_Concept
.	O
</s>
<s>
Lubitel	B-Algorithm
cameras	O
are	O
often	O
used	O
by	O
art	O
photographers	O
or	O
amateurs	O
looking	O
for	O
a	O
cheap	O
introduction	O
to	O
medium	O
format	O
photography	O
.	O
</s>
<s>
The	O
Komsomolets	O
camera	O
was	O
a	O
forerunner	O
of	O
the	O
Lubitel	B-Algorithm
.	O
</s>
<s>
Unlike	O
the	O
Lubitel	B-Algorithm
,	O
it	O
has	O
a	O
non-focusing	O
viewfinder	O
.	O
</s>
<s>
It	O
is	O
a	O
close	O
copy	O
of	O
the	O
Voigtländer	B-Algorithm
Brillant	I-Algorithm
.	O
</s>
<s>
Lubitel-166	O
B	O
1980-	O
?	O
</s>
