<s>
The	O
Kodak	B-Algorithm
Retina	I-Algorithm
Reflex	O
is	O
a	O
discontinued	O
series	O
of	O
four	O
single-lens	B-Algorithm
reflex	I-Algorithm
cameras	I-Algorithm
made	O
by	O
Kodak	O
in	O
Germany	O
between	O
1957	O
and	O
1974	O
,	O
as	O
part	O
of	O
the	O
Kodak	B-Algorithm
Retina	I-Algorithm
line	O
of	O
35mm	O
film	O
cameras	O
.	O
</s>
<s>
The	O
earliest	O
Retina	O
Reflex	O
(	O
Type025	O
,	O
1957	O
)	O
uses	O
the	O
convertible	O
lens	O
system	O
introduced	O
with	O
the	O
Kodak	B-Algorithm
Retina	I-Algorithm
IIc/IIIc	O
in	O
1954	O
.	O
</s>
<s>
The	O
Retina	O
Reflex	O
brand	O
was	O
discontinued	O
in	O
1966	O
,	O
then	O
revived	O
as	O
the	O
Instamatic	B-Algorithm
Reflex	O
in	O
1968	O
,	O
using	O
the	O
same	O
DKL-mount	O
lenses	O
with	O
the	O
easy-loading	O
Kodapak	O
line	O
of	O
126	O
film	O
cartridges	O
.	O
</s>
<s>
The	O
Instamatic	B-Algorithm
Reflex	O
was	O
discontinued	O
in	O
1974	O
.	O
</s>
<s>
The	O
Kodak	O
Type	O
025	O
Retina	O
Reflex	O
is	O
an	O
SLR	B-Algorithm
camera	I-Algorithm
that	O
uses	O
convertible	O
lenses	O
(	O
German	O
:	O
Wechselobjektiv	O
)	O
,	O
made	O
by	O
Kodak	O
AG	O
Stuttgart	O
,	O
Germany	O
.	O
</s>
<s>
Like	O
many	O
35mm	O
SLR	B-Algorithm
cameras	I-Algorithm
of	O
West	O
German	O
heritage	O
it	O
is	O
equipped	O
with	O
a	O
leaf	O
shutter	O
instead	O
of	O
a	O
focal	O
plane	O
shutter	O
.	O
</s>
<s>
A	O
similar	O
system	O
was	O
introduced	O
in	O
1953	O
with	O
the	O
Contaflex	B-Algorithm
(	O
SLR	B-Algorithm
)	O
.	O
</s>
<s>
The	O
camera	O
's	O
top	O
plate	O
has	O
the	O
manually	O
set	O
frame	O
counter	O
,	O
the	O
shutter	O
release	O
,	O
the	O
film	O
rewind	O
knob	O
with	O
film	O
reminder	O
dial	O
,	O
the	O
exposure	O
needle	O
window	O
,	O
meter	O
adjustment	O
knob	O
with	O
EV	O
and	O
ASA/DIN	O
scales	O
,	O
the	O
film	O
(	O
advance	O
)	O
release	O
button	O
,	O
the	O
frame	O
(	O
counter	O
)	O
advance	O
slider	O
,	O
and	O
the	O
accessory	B-Algorithm
shoe	I-Algorithm
.	O
</s>
<s>
The	O
major	O
difference	O
is	O
its	O
use	O
of	O
fully	O
interchangeable	O
lenses	O
,	O
the	O
same	O
lenses	O
that	O
were	O
made	O
for	O
the	O
Kodak	B-Algorithm
Retina	I-Algorithm
IIIS	I-Algorithm
rangefinder	O
camera	O
.	O
</s>
<s>
It	O
was	O
also	O
used	O
in	O
the	O
later	O
Retina	O
Reflex	O
III	O
,	O
Retina	O
Reflex	O
IV	O
,	O
and	O
the	O
Kodak	B-Algorithm
Instamatic	I-Algorithm
Reflex	I-Algorithm
.	O
</s>
<s>
The	O
accessory	B-Algorithm
shoe	I-Algorithm
now	O
had	O
flash	O
contacts	O
.	O
</s>
<s>
The	O
shutter	O
speeds	O
on	O
the	O
Instamatic	B-Algorithm
Reflex	O
,	O
billed	O
as	O
the	O
camera	O
which	O
"	O
does	O
simply	O
everything	O
,	O
and	O
everything	O
simply	O
"	O
,	O
range	O
from	O
to	O
20seconds	O
,	O
with	O
flashcube	O
sync	O
at	O
and	O
with	O
an	O
electronic	O
flash	O
.	O
</s>
<s>
The	O
Instamatic	B-Algorithm
Reflex	O
was	O
sold	O
from	O
1968	O
until	O
1974	O
;	O
when	O
it	O
was	O
introduced	O
,	O
the	O
list	O
price	O
ranged	O
from	O
for	O
the	O
body	O
only	O
,	O
finished	O
in	O
black	O
,	O
to	O
with	O
the	O
1.9	O
lens	O
.	O
</s>
<s>
+	O
DKL-mount	O
lenses	O
for	O
Retina	O
Reflex	O
S	O
,	O
III	O
,	O
IV	O
,	O
Instamatic	B-Algorithm
Reflex	O
and	O
Retina	O
IIIS	O
Focal	O
length	O
Aperture	O
Manufacturer	O
Name	O
Construction	O
Min	O
.	O
</s>
