<s>
The	O
Mecaflex	B-Algorithm
is	O
a	O
35mm	O
SLR	B-Algorithm
camera	I-Algorithm
for	O
50	O
exposures	O
of	O
24	O
×	O
24	O
mm	O
.	O
</s>
<s>
The	O
design	O
is	O
by	O
Heinz	O
Kilfitt	O
,	O
who	O
is	O
also	O
known	O
for	O
designing	O
the	O
original	O
Robot	B-Algorithm
camera	I-Algorithm
and	O
the	O
Kowa	O
Six	O
.	O
</s>
<s>
The	O
camera	O
is	O
equipped	O
with	O
the	O
newly	O
developed	O
Prontor-Compur	O
(	O
PC	O
)	O
reflex	O
shutter	O
,	O
which	O
would	O
pave	O
the	O
way	O
for	O
reputable	O
camera	O
designs	O
such	O
as	O
the	O
1953	O
Contaflex	B-Algorithm
,	O
the	O
1956	O
Retina	B-Algorithm
Reflex	I-Algorithm
,	O
the	O
1957	O
Hasselblad	B-Algorithm
500	I-Algorithm
,	O
and	O
the	O
1959	O
Voigtländer	B-Algorithm
Bessamatic	I-Algorithm
.	O
</s>
<s>
However	O
,	O
it	O
does	O
not	O
have	O
the	O
built-in	O
eye-level	O
pentaprism	O
finder	O
,	O
which	O
was	O
first	O
seen	O
on	O
35mm	O
SLR	B-Algorithm
cameras	I-Algorithm
in	O
1949	O
.	O
</s>
<s>
Instead	O
,	O
it	O
has	O
a	O
waist-level	B-Algorithm
finder	I-Algorithm
with	O
a	O
central	O
split-image	O
rangefinder	B-Algorithm
complemented	O
by	O
large	O
full	O
frame	O
magnifier	O
incorporating	O
a	O
central	O
loupe	O
that	O
covers	O
the	O
rangefinder	B-Algorithm
central	O
area	O
.	O
</s>
<s>
When	O
flipped	O
open	O
,	O
it	O
reveals	O
the	O
waist-level	B-Algorithm
finder	I-Algorithm
.	O
</s>
<s>
The	O
Mecaflex	B-Algorithm
is	O
equipped	O
with	O
a	O
unique	O
breech-lock	O
lens	O
mount	O
operated	O
by	O
a	O
lever	O
at	O
five-o-clock	O
at	O
the	O
front	O
.	O
</s>
<s>
The	O
semi-automatic	O
preset	O
lens	O
diaphragm	O
is	O
automatically	O
closed	O
by	O
a	O
small	O
protrusion	O
at	O
seven-o-clock	O
at	O
the	O
lens	O
mount	O
,	O
but	O
activated	O
manually	O
by	O
an	O
anti-clockwise	O
turn	O
of	O
the	O
aperture	B-General_Concept
ring	O
while	O
depressing	O
a	O
small	O
release	O
button	O
on	O
it	O
and	O
then	O
returned	O
to	O
the	O
required	O
preset	O
aperture	B-General_Concept
value	O
.	O
</s>
<s>
The	O
Mecaflex	B-Algorithm
is	O
built	O
of	O
precision	O
cast	O
metal	O
alloy	O
parts	O
with	O
a	O
matte	O
chrome	O
finish	O
and	O
decorated	O
with	O
a	O
striped	O
black	O
body	O
covering	O
material	O
.	O
</s>
<s>
However	O
,	O
only	O
a	O
limited	O
number	O
of	O
lenses	O
were	O
made	O
for	O
the	O
Mecaflex	B-Algorithm
:	O
</s>
<s>
Metz	O
Mecaflex	B-Algorithm
:	O
</s>
<s>
Kilfitt	O
Mecaflex	B-Algorithm
:	O
</s>
