<s>
Laser	O
color	O
television	O
(	O
laser	B-General_Concept
TV	I-General_Concept
)	O
,	O
or	O
laser	O
color	O
video	O
display	O
,	O
is	O
a	O
type	O
of	O
television	O
that	O
utilizes	O
two	O
or	O
more	O
individually	O
modulated	O
optical	O
(	O
laser	O
)	O
rays	O
of	O
different	O
colors	O
to	O
produce	O
a	O
combined	O
spot	O
that	O
is	O
scanned	O
and	O
projected	O
across	O
the	O
image	O
plane	O
by	O
a	O
polygon-mirror	O
system	O
or	O
less	O
effectively	O
by	O
optoelectronic	O
means	O
to	O
produce	O
a	O
color-television	O
display	O
.	O
</s>
<s>
The	O
systems	O
work	O
either	O
by	O
scanning	O
the	O
entire	O
picture	O
a	O
dot	O
at	O
a	O
time	O
and	O
modulating	O
the	O
laser	O
directly	O
at	O
high	O
frequency	O
,	O
much	O
like	O
the	O
electron	O
beams	O
in	O
a	O
cathode	B-Device
ray	I-Device
tube	I-Device
,	O
or	O
by	O
optically	O
spreading	O
and	O
then	O
modulating	O
the	O
laser	O
and	O
scanning	O
a	O
line	O
at	O
a	O
time	O
,	O
the	O
line	O
itself	O
being	O
modulated	O
in	O
much	O
the	O
same	O
way	O
as	O
with	O
digital	B-General_Concept
light	I-General_Concept
processing	I-General_Concept
(	O
DLP	O
)	O
.	O
</s>
<s>
The	O
special	O
case	O
of	O
one	O
ray	O
reduces	O
the	O
system	O
to	O
a	O
monochrome	B-Device
display	I-Device
as	O
,	O
for	O
example	O
,	O
in	O
black	O
and	O
white	O
television	O
.	O
</s>
<s>
Laser	B-General_Concept
TV	I-General_Concept
technology	O
began	O
to	O
appear	O
in	O
the	O
1990s	O
.	O
</s>
<s>
First	O
reports	O
on	O
the	O
development	O
of	O
a	O
commercial	O
Laser	B-General_Concept
TV	I-General_Concept
were	O
published	O
as	O
early	O
as	O
February	O
16	O
,	O
2006	O
with	O
a	O
decision	O
on	O
the	O
large-scale	O
availability	O
of	O
laser	B-General_Concept
televisions	I-General_Concept
expected	O
by	O
early	O
2008	O
.	O
</s>
<s>
and	O
large-screen	O
HDTV	O
markets	O
,	O
unveiled	O
their	O
first	O
commercial	O
Laser	B-General_Concept
TV	I-General_Concept
,	O
a	O
65	O
"	O
1080p	O
model	O
.	O
</s>
<s>
A	O
Popular	O
Science	O
writer	O
was	O
impressed	O
by	O
the	O
color	O
rendering	O
of	O
a	O
Mitsubishi	O
laser	B-General_Concept
video	I-General_Concept
display	I-General_Concept
at	O
CES	O
2008	O
.	O
</s>
<s>
This	O
laser	B-General_Concept
TV	I-General_Concept
,	O
branded	O
"	O
Mitsubishi	O
LaserVue	O
TV	O
"	O
,	O
went	O
on	O
sale	O
,	O
November	O
16	O
,	O
2008	O
for	O
$6	O
,	O
999	O
,	O
but	O
Mitsubishi	O
's	O
entire	O
laser	B-General_Concept
TV	I-General_Concept
project	O
was	O
killed	O
in	O
2012	O
.	O
</s>
<s>
as	O
a	O
consumer	O
product	O
that	O
displays	O
images	O
and	O
videos	O
measuring	O
100	O
inches	O
(	O
254	O
centimeters	O
)	O
with	O
a	O
full	O
high-definition	O
resolution	O
of	O
1920	O
x	O
1080	O
pixels	B-Algorithm
.	O
</s>
<s>
In	O
China	O
,	O
the	O
Sixth	O
Session	O
of	O
the	O
Seventh	O
Council	O
of	O
the	O
China	O
Electronic	O
Video	O
Industry	O
Association	O
formally	O
approved	O
the	O
establishment	O
of	O
a	O
laser	B-General_Concept
TV	I-General_Concept
industry	O
branch	O
.	O
</s>
<s>
The	O
establishment	O
of	O
the	O
industry	O
branch	O
also	O
symbolizes	O
that	O
the	O
entire	O
industrial	O
chain	O
connecting	O
the	O
upstream	O
and	O
downstream	O
of	O
the	O
laser	B-General_Concept
TV	I-General_Concept
field	O
is	O
officially	O
opened	O
,	O
in	O
order	O
to	O
make	O
the	O
laser	B-General_Concept
TV	I-General_Concept
industry	O
bigger	O
and	O
stronger	O
.	O
</s>
<s>
By	O
2022	O
,	O
sales	O
of	O
laser	B-General_Concept
TVs	I-General_Concept
in	O
the	O
Chinese	O
market	O
will	O
exceed	O
1	O
million	O
units	O
,	O
and	O
sales	O
will	O
reach	O
11.8	O
billion	O
CNY	O
.	O
</s>
<s>
Laser	B-General_Concept
TV	I-General_Concept
images	O
are	O
reflected	O
by	O
the	O
screen	O
and	O
enter	O
the	O
human	O
eye	O
for	O
imaging	O
.	O
</s>
<s>
The	O
principle	O
of	O
laser	B-General_Concept
TV	I-General_Concept
is	O
to	O
use	O
DLP	O
technology	O
for	O
image	O
display	O
.	O
</s>
<s>
The	O
DMD	O
chip	O
is	O
the	O
imaging	O
core	O
component	O
of	O
a	O
laser	B-General_Concept
TV	I-General_Concept
.	O
</s>
<s>
Due	O
to	O
the	O
visual	O
inertia	O
of	O
the	O
human	O
eye	O
,	O
the	O
three	O
primary	O
colors	O
that	O
are	O
irradiated	O
on	O
the	O
same	O
pixel	B-Algorithm
at	O
high	O
speed	O
are	O
mixed	O
and	O
superimposed	O
to	O
form	O
a	O
color	O
.	O
</s>
<s>
Laser	B-General_Concept
TV	I-General_Concept
images	O
are	O
reflected	O
by	O
the	O
screen	O
and	O
enter	O
the	O
human	O
eye	O
for	O
imaging	O
.	O
</s>
<s>
According	O
to	O
ophthalmologists	O
and	O
professional	O
evaluations	O
,	O
laser	B-General_Concept
TV	I-General_Concept
products	O
are	O
display	O
products	O
that	O
are	O
harmless	O
to	O
the	O
naked	O
eye	O
.	O
</s>
<s>
Laser	B-General_Concept
TVs	I-General_Concept
are	O
mainly	O
large-sized	O
,	O
with	O
pure	O
light	O
sources	O
,	O
bright	O
colors	O
,	O
and	O
authenticity	O
,	O
also	O
support	O
4K	O
display	O
resolution	O
.	O
</s>
<s>
Laser	B-General_Concept
TVs	I-General_Concept
have	O
lower	O
power	O
consumption	O
than	O
LCD	O
TVs	O
of	O
the	O
same	O
size	O
.	O
</s>
<s>
For	O
example	O
,	O
a	O
100-inch	O
laser	B-General_Concept
TV	I-General_Concept
consumes	O
less	O
than	O
300	O
watts	O
,	O
which	O
is	O
½-⅓	O
of	O
the	O
same	O
size	O
LCD	O
TV	O
.	O
</s>
<s>
Laser	B-General_Concept
TVs	I-General_Concept
are	O
about	O
one-tenth	O
the	O
weight	O
of	O
LCD	O
TVs	O
of	O
the	O
same	O
size	O
,	O
and	O
people	O
can	O
watch	O
80-inch	O
laser	B-General_Concept
TVs	I-General_Concept
at	O
a	O
viewing	O
distance	O
of	O
3	O
meters	O
.	O
</s>
<s>
The	O
projection	O
head	O
deflects	O
the	O
beam	O
according	O
to	O
the	O
pixel	B-Algorithm
clock	O
and	O
emits	O
it	O
onto	O
a	O
screen	O
at	O
an	O
arbitrary	O
distance	O
.	O
</s>
<s>
Such	O
laser	O
projection	O
techniques	O
are	O
used	O
in	O
handheld	B-General_Concept
projectors	I-General_Concept
,	O
planetariums	O
,	O
and	O
for	O
flight	O
simulators	O
and	O
other	O
virtual	O
reality	O
applications	O
.	O
</s>
<s>
For	O
example	O
,	O
the	O
on-off	O
contrast	O
of	O
a	O
laser	O
projector	O
is	O
typically	O
50,000	O
:1	O
and	O
higher	O
,	O
while	O
modern	O
DLP	O
and	O
LCD	B-Device
projectors	I-Device
range	O
from	O
1000:1	O
to	O
40,000	O
:1	O
.	O
</s>
<s>
As	O
related	O
technical	O
problems	O
are	O
gradually	O
resolved	O
,	O
the	O
popularization	O
of	O
laser	B-General_Concept
TV	I-General_Concept
products	O
in	O
households	O
remains	O
a	O
major	O
goal	O
.	O
</s>
<s>
In	O
the	O
study	O
,	O
32	O
subjects	O
were	O
placed	O
in	O
the	O
same	O
environmental	O
conditions	O
comparing	O
a	O
laser	B-General_Concept
TV	I-General_Concept
and	O
a	O
LCD	O
TV	O
.	O
</s>
<s>
The	O
results	O
found	O
that	O
watching	O
the	O
LCD	O
TV	O
for	O
an	O
extended	O
period	O
of	O
time	O
produced	O
certain	O
symptoms	O
such	O
as	O
eye	O
swelling	O
,	O
eye	O
pain	O
,	O
photophobia	O
,	O
dry	O
eyes	O
,	O
and	O
blurred	O
vision	O
,	O
while	O
watching	O
the	O
laser	B-General_Concept
TV	I-General_Concept
,	O
there	O
was	O
no	O
obvious	O
visual	O
change	O
or	O
eye	O
discomfort	O
.	O
</s>
<s>
On	O
January	O
16	O
,	O
2020	O
,	O
the	O
Laser	B-General_Concept
Television	I-General_Concept
Industry	O
Branch	O
of	O
the	O
China	O
Electronic	O
Video	O
Industry	O
Association	O
released	O
the	O
industry	O
's	O
first	O
White	O
Paper	O
on	O
Laser	B-General_Concept
TV	I-General_Concept
Eye	O
Care	O
in	O
Shanghai	O
.	O
</s>
<s>
The	O
white	O
paper	O
published	O
the	O
eye-care	O
evaluation	O
data	O
of	O
laser	B-General_Concept
TVs	I-General_Concept
and	O
traditional	O
LCD	O
TVs	O
by	O
ophthalmology	O
experts	O
of	O
China	O
Electronics	O
Technology	O
Standardization	O
Institute	O
's	O
CESI	O
Laboratory	O
and	O
Peking	O
Union	O
Medical	O
College	O
Hospital	O
,	O
and	O
made	O
scientific	O
suggestions	O
on	O
how	O
to	O
protect	O
the	O
visual	O
health	O
of	O
adolescents	O
.	O
</s>
<s>
The	O
market	O
for	O
laser	B-General_Concept
TVs	I-General_Concept
has	O
seen	O
an	O
overall	O
compound	O
growth	O
rate	O
of	O
281%	O
from	O
2014	O
to	O
2019	O
.	O
</s>
<s>
In	O
2019	O
,	O
the	O
Hisense	O
Laser	B-General_Concept
TV	I-General_Concept
80L5	O
ranked	O
first	O
in	O
the	O
annual	O
TV	O
bestseller	O
list	O
.	O
</s>
<s>
According	O
to	O
user	O
survey	O
data	O
,	O
more	O
than	O
93%	O
of	O
users	O
chose	O
laser	B-General_Concept
TVs	I-General_Concept
because	O
of	O
the	O
claimed	O
benefits	O
of	O
eye	O
health	O
protection	O
.	O
</s>
<s>
Compared	O
with	O
LED	O
backlit	O
LCD	O
TVs	O
,	O
laser	B-General_Concept
TVs	I-General_Concept
have	O
many	O
advantages	O
in	O
large-screen	O
imaging	O
.	O
</s>
<s>
In	O
terms	O
of	O
technical	O
composition	O
,	O
a	O
laser	B-General_Concept
TV	I-General_Concept
is	O
composed	O
of	O
laser	O
light	O
source	O
,	O
imaging	O
module	O
,	O
circuit	O
control	O
system	O
,	O
and	O
display	O
.	O
</s>
<s>
The	O
advancement	O
of	O
laser	B-General_Concept
television	I-General_Concept
combined	O
with	O
better	O
optical	O
imaging	O
technology	O
can	O
be	O
lucrative	O
in	O
the	O
future	O
home	O
display	O
market	O
.	O
</s>
<s>
Lasers	O
are	O
the	O
most	O
expensive	O
components	O
of	O
laser	B-General_Concept
televisions	I-General_Concept
.	O
</s>
<s>
More	O
advanced	O
laser	O
diodes	O
usually	O
need	O
more	O
semiconductor	O
materials	O
to	O
be	O
manufactured	O
,	O
so	O
reducing	O
costs	O
will	O
remain	O
an	O
issue	O
for	O
the	O
industrialization	O
of	O
laser	B-General_Concept
TV	I-General_Concept
for	O
the	O
foreseeable	O
future	O
.	O
</s>
<s>
Existing	O
laser	B-General_Concept
TV	I-General_Concept
products	O
generally	O
use	O
imported	O
semiconductor	O
devices	O
.	O
</s>
<s>
In	O
current	O
large-screen	O
display	O
solutions	O
,	O
there	O
are	O
a	O
variety	O
of	O
competing	O
technologies	O
such	O
as	O
LCD	O
,	O
OLED	B-Device
,	O
and	O
upcoming	O
Micro	B-General_Concept
LED	I-General_Concept
displays	O
.	O
</s>
<s>
Laser	B-General_Concept
TVs	I-General_Concept
must	O
continue	O
to	O
develop	O
to	O
maintain	O
a	O
competitive	O
advantage	O
in	O
order	O
to	O
occupy	O
a	O
larger	O
market	O
share	O
.	O
</s>
