<s>
Orthoscopy	B-Algorithm
used	O
in	O
optics	O
and	O
vision	O
for	O
the	O
condition	O
of	O
normal	O
,	O
distortion-free	O
view	O
,	O
from	O
"	O
ortho	O
"	O
,	O
straight	O
,	O
right	O
,	O
correct	O
,	O
and	O
"	O
scope	O
"	O
,	O
seeing	O
.	O
</s>
<s>
Abbe	O
in	O
1880	O
designed	O
an	O
orthoscopic	O
eyepiece	O
for	O
stereoscopic	B-Algorithm
microscopes	O
which	O
minimized	O
distortion	O
.	O
</s>
<s>
The	O
term	O
was	O
also	O
used	O
in	O
stereoscopy	B-Algorithm
by	O
Heine	O
for	O
the	O
condition	O
when	O
the	O
perceived	O
depth	O
in	O
a	O
stereogram	B-Algorithm
is	O
the	O
same	O
as	O
that	O
in	O
the	O
actual	O
view	O
of	O
the	O
scene	O
.	O
</s>
<s>
Such	O
a	O
perceptual	O
report	O
by	O
an	O
observer	O
must	O
be	O
distinguished	O
from	O
what	O
Moritz	O
von	O
Rohr	O
called	O
homeomorphic	O
view	O
,	O
in	O
which	O
the	O
depth	O
in	O
a	O
stereoscopic	B-Algorithm
3D	I-Algorithm
reconstruction	O
is	O
merely	O
geometrically	O
true	O
,	O
see	O
Stereoscopic	B-Algorithm
Depth	I-Algorithm
Rendition	I-Algorithm
.	O
</s>
