<s>
The	O
Leica	B-Algorithm
250	I-Algorithm
Reporter	I-Algorithm
is	O
a	O
body	O
variant	O
of	O
the	O
Leica	O
screw	O
mount	O
rangefinder	B-Algorithm
.	O
</s>
<s>
Two	O
prototypes	O
Leica	O
250	O
DD	O
were	O
made	O
based	O
on	O
the	O
Leica	B-Algorithm
II	I-Algorithm
.	O
</s>
<s>
The	O
Leica	O
250	O
FF	O
was	O
based	O
on	O
the	O
Leica	B-Algorithm
III	I-Algorithm
,	O
with	O
slow	O
speeds	O
,	O
and	O
the	O
Leica	O
250	O
GG	O
on	O
the	O
Leica	B-Algorithm
IIIa	I-Algorithm
,	O
with	O
1/1000	O
top	O
speed	O
.	O
</s>
<s>
The	O
work	O
can	O
vary	O
from	O
crude	O
to	O
excellent	O
,	O
but	O
these	O
are	O
not	O
Leica	B-Algorithm
250	I-Algorithm
Reporters	I-Algorithm
.	O
</s>
