<s>
The	O
Canon	B-Algorithm
VT	I-Algorithm
is	O
a	O
rangefinder	B-Algorithm
camera	I-Algorithm
released	O
by	O
Canon	O
in	O
1956	O
.	O
</s>
<s>
The	O
release	O
of	O
the	O
VT	O
showed	O
for	O
the	O
first	O
time	O
that	O
Canon	O
could	O
be	O
a	O
leader	O
in	O
35mm	O
rangefinder	B-Algorithm
design	O
.	O
</s>
<s>
Canon	O
kept	O
the	O
Leica	B-Algorithm
screw	I-Algorithm
mount	I-Algorithm
on	O
the	O
VT	O
,	O
and	O
little	O
else	O
.	O
</s>
<s>
In	O
the	O
RF	O
setting	O
,	O
accessory	O
shoe-mounted	O
viewfinders	O
with	O
automatic	O
parallax	B-Device
correction	O
would	O
be	O
used	O
.	O
</s>
