<s>
A	O
3D	O
display	O
is	O
multiscopic	B-General_Concept
if	O
it	O
projects	O
more	O
than	O
two	O
images	O
out	O
into	O
the	O
world	O
,	O
unlike	O
conventional	O
3D	O
stereoscopy	B-Algorithm
,	O
which	O
simulates	O
a	O
3D	O
scene	O
by	O
displaying	O
only	O
two	O
different	O
views	O
of	O
it	O
,	O
each	O
visible	O
to	O
only	O
one	O
of	O
the	O
viewer	O
's	O
eyes	O
.	O
</s>
<s>
Multiscopic	B-General_Concept
displays	O
can	O
represent	O
the	O
subject	O
as	O
viewed	O
from	O
a	O
series	O
of	O
locations	O
,	O
and	O
allow	O
each	O
image	O
to	O
be	O
visible	O
only	O
from	O
a	O
range	O
of	O
eye	O
locations	O
narrower	O
than	O
the	O
average	O
human	O
interocular	O
distance	O
of	O
63mm	O
.	O
</s>
<s>
This	O
allows	O
the	O
observer	O
to	O
view	O
the	O
3D	O
subject	O
from	O
different	O
angles	O
as	O
they	O
move	O
their	O
head	O
,	O
simulating	O
the	O
real-world	O
depth	O
cue	O
of	O
motion	O
parallax	B-Device
.	O
</s>
<s>
Photographic	O
images	O
of	O
this	O
type	O
were	O
named	O
parallax	B-Device
panoramagrams	O
by	O
inventor	O
Herbert	O
E	O
.	O
Ives	O
circa	O
1930	O
,	O
but	O
that	O
term	O
is	O
strongly	O
associated	O
with	O
a	O
continuous	O
sampling	O
of	O
horizontal	O
viewpoints	O
,	O
captured	O
by	O
a	O
camera	O
with	O
a	O
very	O
wide	O
lens	O
or	O
a	O
lens	O
that	O
travels	O
horizontally	O
during	O
the	O
exposure	O
.	O
</s>
<s>
An	O
example	O
of	O
a	O
popular	O
commercial	O
multiscopic	B-General_Concept
display	O
is	O
the	O
from	O
.	O
</s>
<s>
Examples	O
of	O
multiscopic	B-General_Concept
(	O
as	O
opposed	O
to	O
stereoscopic	B-Algorithm
)	O
3D	O
technologies	O
include	O
:	O
</s>
<s>
Volumetric	B-Algorithm
technologies	I-Algorithm
:	O
</s>
