<s>
Konvas	B-Algorithm
(	O
)	O
is	O
the	O
general	O
name	O
of	O
portable	O
35mm	O
motion-picture	B-Application
cameras	I-Application
that	O
was	O
manufactured	O
in	O
the	O
USSR	O
by	O
KMZ	O
(	O
KRASNOGORSKIY	O
MEKHANICHESKIY	O
ZAVOD	O
–	O
Krasnogorsk	O
Mechanical	O
Works	O
)	O
,	O
known	O
as	O
ZENIT	O
camera	O
makers	O
,	O
and	O
later	O
on	O
,	O
MOSKINAP	O
(	O
MOSKOVSKIY	O
ZAVOD	O
KINOAPPARATURIY	O
–	O
Moscow	O
Works	O
of	O
Cinema	O
Equipment	O
(	O
The	O
holder	O
of	O
the	O
Order	O
of	O
the	O
Badge	O
of	O
Honour	O
–	O
Орден	O
«Знак	O
Почета»	O
)	O
,	O
at	O
one	O
time	O
in	O
the	O
late	O
80	O
's	O
had	O
over	O
2,000	O
employees	O
;	O
now	O
OAO	O
"	O
MOSKINAP	O
"	O
,	O
and	O
for	O
a	O
short	O
period	O
at	O
the	O
same	O
factory	O
after	O
the	O
collapse	O
of	O
the	O
Soviet	O
Union	O
.	O
</s>
<s>
The	O
name	O
"	O
Konvas	B-Algorithm
"	O
is	O
a	O
portmanteau	O
that	O
comes	O
from	O
the	O
first	O
three	O
letters	O
of	O
the	O
last	O
and	O
first	O
name	O
of	O
the	O
camera	O
's	O
designer	O
,	O
KONSTANTINOV	O
VASILY	O
(	O
)	O
.	O
</s>
<s>
Later	O
renamed	O
to	O
Konvas-Avtomat	O
(	O
Automatic	O
)	O
for	O
electric-driven	O
models	O
.	O
</s>
<s>
The	O
relatively	O
small	O
size	O
of	O
Konvas	B-Algorithm
cameras	O
and	O
its	O
low	O
price	O
(	O
it	O
often	O
sells	O
for	O
almost	O
the	O
same	O
price	O
as	O
the	O
more	O
primitive	O
,	O
older	O
Bell	O
&	O
Howell	O
Eyemo	B-Algorithm
)	O
makes	O
it	O
popular	O
with	O
independent	O
filmmakers	O
throughout	O
the	O
world	O
to	O
this	O
day	O
.	O
</s>
<s>
Konvas	B-Algorithm
cameras	O
are	O
reflex	O
,	O
using	O
a	O
spinning	O
mirrored	O
shutter	O
,	O
allowing	O
the	O
operator	O
to	O
view	O
the	O
scene	O
through	O
the	O
main	O
lens	O
during	O
filming	O
.	O
</s>
<s>
All	O
Konvas	B-Algorithm
cameras	O
accept	O
a	O
60-meter	O
(	O
slightly	O
less	O
than	O
200ft	O
)	O
load	O
of	O
film	O
via	O
a	O
detachable	O
camera	O
magazine	O
,	O
some	O
also	O
accept	O
a	O
120-meter	O
(	O
roughly	O
400ft	O
)	O
detachable	O
magazine	O
.	O
</s>
<s>
The	O
magazines	O
are	O
very	O
easy	O
to	O
change	O
,	O
however	O
;	O
they	O
are	O
not	O
easy	O
to	O
load	O
and	O
often	O
present	O
a	O
challenge	O
for	O
camera	O
assistants	O
not	O
familiar	O
with	O
the	O
Konvas	B-Algorithm
magazine	O
.	O
</s>
<s>
The	O
Konvas	B-Algorithm
runs	O
on	O
an	O
electric	O
12	O
Volt	O
DC	O
motor	O
mainly	O
.	O
</s>
