<s>
Stereoblindness	B-Algorithm
(	O
also	O
stereo	B-Algorithm
blindness	I-Algorithm
)	O
is	O
the	O
inability	O
to	O
see	O
in	O
3D	O
using	O
stereopsis	B-Algorithm
,	O
or	O
stereo	B-Algorithm
vision	I-Algorithm
,	O
resulting	O
in	O
an	O
inability	O
to	O
perceive	O
stereoscopic	O
depth	O
by	O
combining	O
and	O
comparing	O
images	O
from	O
the	O
two	O
eyes	O
.	O
</s>
<s>
Most	O
stereoblind	B-Algorithm
persons	O
with	O
two	O
healthy	O
eyes	O
do	O
employ	O
binocular	B-Algorithm
vision	I-Algorithm
to	O
some	O
extent	O
,	O
albeit	O
less	O
than	O
persons	O
with	O
normally	O
developed	O
eyesight	O
.	O
</s>
<s>
in	O
a	O
study	O
in	O
which	O
stereoblind	B-Algorithm
subjects	O
were	O
posed	O
with	O
the	O
task	O
of	O
judging	O
the	O
direction	O
of	O
rotation	O
of	O
a	O
simulated	O
transparent	O
cylinder	O
:	O
the	O
subjects	O
performed	O
better	O
when	O
using	O
two	O
eyes	O
than	O
when	O
using	O
their	O
preferred	O
eye	O
.	O
</s>
<s>
Also	O
,	O
purely	O
binocular	O
motion	O
stimuli	O
appear	O
to	O
influence	O
stereoblind	B-Algorithm
persons	O
 '	O
sensation	O
of	O
self-motion	O
.	O
</s>
<s>
However	O
,	O
stereoscopic	O
and	O
three	O
dimensional	O
vision	O
can	O
never	O
be	O
achieved	O
in	O
this	O
condition	O
(	O
attempts	O
to	O
train	O
those	O
with	O
true	O
congenital	O
alternating	O
squints	O
into	O
binocular	B-Algorithm
vision	I-Algorithm
results	O
in	O
double	O
vision	O
,	O
which	O
can	O
be	O
irreversible	O
)	O
.	O
</s>
<s>
It	O
has	O
been	O
suggested	O
that	O
Dutch	O
Old	O
Master	O
Rembrandt	O
may	O
have	O
been	O
stereoblind	B-Algorithm
,	O
which	O
would	O
have	O
aided	O
him	O
in	O
flattening	O
what	O
he	O
saw	O
for	O
the	O
production	O
of	O
2D	O
works	O
.	O
</s>
<s>
Scientists	O
have	O
suggested	O
that	O
more	O
artists	O
seem	O
to	O
have	O
stereoblindness	B-Algorithm
when	O
compared	O
with	O
a	O
sample	O
of	O
people	O
with	O
stereo-acuteness	O
(	O
normal	O
stereo	B-Algorithm
vision	I-Algorithm
)	O
.	O
</s>
<s>
British	O
neurologist	O
Oliver	O
Sacks	O
lost	O
his	O
stereoscopic	B-Algorithm
vision	I-Algorithm
in	O
2009	O
due	O
to	O
a	O
malignant	O
tumor	O
in	O
his	O
right	O
eye	O
and	O
had	O
no	O
remaining	O
vision	O
in	O
that	O
eye	O
.	O
</s>
<s>
His	O
loss	O
of	O
stereo	B-Algorithm
vision	I-Algorithm
was	O
recounted	O
in	O
his	O
book	O
The	O
Mind	O
's	O
Eye	O
,	O
published	O
in	O
October	O
2010	O
.	O
</s>
<s>
In	O
2012	O
one	O
case	O
of	O
stereoblindness	B-Algorithm
was	O
reportedly	O
cured	O
by	O
watching	O
a	O
3D	B-Algorithm
film	I-Algorithm
.	O
</s>
