<s>
RED	B-Application
Hydrogen	I-Application
One	I-Application
is	O
an	O
Android	B-Application
smartphone	B-Application
manufactured	O
by	O
Red	O
Digital	O
Cinema	O
.	O
</s>
<s>
It	O
was	O
officially	O
announced	O
on	O
May	O
18	O
,	O
2018	O
with	O
a	O
release	O
date	O
in	O
August	O
2018	O
.	O
and	O
released	O
in	O
the	O
United	O
States	O
via	O
AT&T	O
and	O
Verizon	B-Application
Wireless	I-Application
on	O
November	O
2	O
,	O
2018	O
after	O
multiple	O
delays	O
.	O
</s>
<s>
The	O
Hydrogen	B-Application
One	I-Application
's	O
signature	O
features	O
revolve	O
around	O
imaging	O
,	O
including	O
a	O
3D	B-Algorithm
display	I-Algorithm
(	O
called	O
4-View	O
or	O
4V	O
)	O
that	O
uses	O
diffracted	O
backlighting	O
to	O
create	O
depth	O
effects	O
,	O
dual	O
front	O
and	O
rear	O
cameras	O
that	O
can	O
take	O
pictures	O
and	O
film	O
video	O
in	O
the	O
device	O
's	O
proprietary	O
3D	O
format	O
as	O
well	O
as	O
standard	O
3D	O
SBS	O
and	O
2D	O
,	O
and	O
pin	O
connectors	O
that	O
were	O
meant	O
to	O
allow	O
the	O
device	O
to	O
be	O
integrated	O
into	O
other	O
planned	O
products	O
(	O
such	O
as	O
a	O
3D	O
8K	O
camera	O
called	O
RED	O
Lithium	O
that	O
was	O
to	O
use	O
the	O
Hydrogen	B-Application
One	I-Application
as	O
a	O
viewfinder	O
)	O
.	O
</s>
<s>
The	O
Hydrogen	B-Application
One	I-Application
's	O
design	O
is	O
influenced	O
by	O
the	O
lens	O
mounts	O
of	O
Red	O
's	O
cinema	O
cameras	O
,	O
with	O
aluminum	O
and	O
Kevlar	O
materials	O
.	O
</s>
<s>
It	O
features	O
a	O
5.7-inch	O
1440p	O
LCD	O
with	O
3D	B-Algorithm
display	I-Algorithm
technology	O
branded	O
as	O
"	O
4V	O
"	O
(	O
"	O
4	O
View	O
"	O
)	O
.	O
</s>
<s>
Developed	O
by	O
the	O
Red-backed	O
startup	O
Leia	B-Algorithm
,	O
it	O
uses	O
nanostructures	O
to	O
diffract	O
the	O
display	O
's	O
backlight	O
into	O
a	O
light	O
field	O
,	O
creating	O
a	O
"	O
holographic	B-Algorithm
"	O
depth	O
effect	O
.	O
</s>
<s>
The	O
device	O
features	O
dual	O
8-megapixel	O
front-facing	O
and	O
16-megapixel	O
rear-facing	O
cameras	O
,	O
which	O
can	O
also	O
be	O
used	O
to	O
take	O
holographic	B-Algorithm
photos	O
and	O
video	O
compatible	O
with	O
4V	O
.	O
</s>
<s>
There	O
are	O
expansion	O
pins	O
on	O
the	O
rear	O
of	O
the	O
Hydrogen	B-Application
One	I-Application
for	O
integration	O
with	O
other	O
hardware	O
.	O
</s>
<s>
Red	O
unveiled	O
an	O
8K	O
professional	O
camera	O
in	O
partnership	O
with	O
Lucid	O
,	O
which	O
supports	O
4V	O
and	O
could	O
use	O
a	O
Hydrogen	B-Application
One	I-Application
as	O
a	O
3D	O
viewfinder	O
.	O
</s>
<s>
The	O
Hydrogen	B-Application
One	I-Application
ships	O
with	O
Android	B-Application
8.1	I-Application
"	I-Application
Oreo	I-Application
"	I-Application
,	O
and	O
is	O
bundled	O
with	O
several	O
applications	O
intended	O
to	O
showcase	O
4V-compatible	O
content	O
,	O
including	O
RED	O
Player	O
,	O
the	O
LeiaLoft	O
app	O
store	O
for	O
apps	O
and	O
games	O
,	O
Hydrogen	O
Network	O
for	O
movies	O
and	O
shorts	O
(	O
which	O
also	O
includes	O
film	O
rentals	O
)	O
,	O
and	O
the	O
photo	O
sharing	O
social	O
network	O
app	O
Holopix	O
.	O
</s>
<s>
4V	O
content	O
is	O
currently	O
proprietary	O
to	O
the	O
Hydrogen	B-Application
One	I-Application
and	O
can	O
only	O
be	O
viewed	O
through	O
the	O
supplied	O
apps	O
,	O
but	O
RED	O
Player	O
can	O
also	O
play	O
back	O
standard	O
3D	O
formats	O
which	O
can	O
also	O
be	O
uploaded	O
to	O
Holopix	O
.	O
</s>
<s>
The	O
Hydrogen	B-Application
One	I-Application
received	O
mixed	O
reviews	O
.	O
</s>
<s>
Its	O
utilitarian	O
design	O
was	O
considered	O
to	O
be	O
a	O
contrast	O
to	O
other	O
mainstream	O
smartphones	B-Application
,	O
but	O
that	O
it	O
also	O
made	O
the	O
device	O
large	O
and	O
heavy	O
(	O
however	O
,	O
CNET	O
felt	O
that	O
this	O
design	O
made	O
the	O
Hydrogen	B-Application
One	I-Application
"	O
satisfyingly	O
dense	O
and	O
solid	O
"	O
)	O
.	O
</s>
<s>
CNET	O
felt	O
that	O
the	O
display	O
's	O
holographic	B-Algorithm
effect	O
was	O
"	O
oddly	O
reminiscent	O
of	O
lenticular	O
printed	O
3D	O
baseball	O
cards	O
"	O
,	O
and	O
observed	O
mixed	O
reactions	O
from	O
colleagues	O
who	O
were	O
shown	O
demonstrations	O
.	O
</s>
<s>
In	O
regards	O
to	O
its	O
cameras	O
,	O
CNET	O
described	O
their	O
image	O
quality	O
as	O
being	O
akin	O
to	O
"	O
analog	O
film	O
"	O
,	O
with	O
2D	O
images	O
showing	O
realistic	O
color	O
reproduction	O
(	O
as	O
opposed	O
to	O
the	O
processed	O
output	O
of	O
competitors	O
such	O
as	O
Google	B-Device
Pixel	I-Device
3	I-Device
and	O
iPhone	B-Operating_System
XS	I-Operating_System
)	O
and	O
detail	O
,	O
but	O
that	O
they	O
struggled	O
in	O
low-light	O
conditions	O
,	O
as	O
well	O
as	O
medium-to-low-light	O
video	O
(	O
a	O
trait	O
considered	O
contradictory	O
to	O
Red	O
's	O
reputation	O
as	O
a	O
professional	O
video	O
camera	O
manufacturer	O
)	O
.	O
</s>
<s>
The	O
quality	O
of	O
its	O
Android	B-Application
software	I-Application
was	O
also	O
noted	O
,	O
as	O
well	O
as	O
its	O
use	O
of	O
the	O
older	O
Snapdragon	O
835	O
over	O
the	O
newer	O
and	O
faster	O
845	O
.	O
</s>
<s>
With	O
a	O
score	O
of	O
7.9	O
out	O
of	O
10	O
,	O
CNET	O
concluded	O
that	O
the	O
Hydrogen	B-Application
One	I-Application
needed	O
polish	O
,	O
but	O
"	O
has	O
a	O
flagship	O
price	O
and	O
flagship	O
ambitions.	O
"	O
</s>
<s>
In	O
contrast	O
,	O
The	O
Verge	O
gave	O
the	O
Hydrogen	B-Application
One	I-Application
a	O
score	O
of	O
3	O
out	O
of	O
10	O
,	O
arguing	O
that	O
it	O
"	O
fell	O
short	O
"	O
of	O
the	O
quality	O
expected	O
among	O
phones	O
in	O
its	O
price	O
range	O
,	O
and	O
acknowledging	O
the	O
shortcomings	O
of	O
the	O
features	O
that	O
were	O
intended	O
to	O
set	O
the	O
Hydrogen	B-Application
One	I-Application
apart	O
from	O
them	O
.	O
</s>
