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Full Version: The Official 15.4" Wuxga Q&a Thread
Lumenlab > Audio Video Sciences > Projector Builder > DIY Video Projector Design
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computercowboy
QUOTE (Archilea @ Feb 22 2007, 02:49 PM) *
What are YOU using with your 15.4" projector, and why?
- A395a and A395b (0.5mm Groove Pitch)
- F330 and F220 (0.2 mm groove pitch)
- F550 (0.2 mm groove pitch, but longer FL)

I just wanna get started...
~Archilea


I am using the A395 a+b
computercowboy
Do we have data sheet we can send off to kontron on the sharp WUXGA panel?

They want to see it. I think I saw one around here some time but I don't know where.

please email it to jeff AT computercowboy DOT com
sfij
QUOTE (computercowboy @ Feb 22 2007, 09:08 PM) *
LQ154W1LW2A

I was thinking if anyone else has a different model panel they want to send in post up here so we can get organized.
I have mentioned the possibility of sending in multiple panels with diff model #'s

really want to send your panel from the US to Germany? biggrin.gif
Anyway I have philips LP154WU1
sfij
QUOTE (computercowboy @ Feb 22 2007, 11:48 PM) *
Do we have data sheet we can send off to kontron on the sharp WUXGA panel?

They want to see it. I think I saw one around here some time but I don't know where.

please email it to jeff AT computercowboy DOT com

This is what I'm talking about. nobody - ordinary human being - has the data sheet. winmate has it, and the firm also possible has from which carporw buys the analog wuxga controllers.
computercowboy
QUOTE (sfij @ Feb 22 2007, 05:52 PM) *
really want to send your panel from the US to Germany? biggrin.gif
Anyway I have philips LP154WU1


I am sending it to California.
I would send it to Germany if that is what it took. I don't care the whole thing is an experiment anyway. I have almost 2 grand dumped into this project and it doesn't even do anything yet. What does it matter?
I have the x2gen as a test panel right now so I'm all good. WUXGA is a future thought at this point. The panel was only 2 bills and I can get it inusred.

The only way to make forward progress in life is take risks.
blitter
QUOTE (computercowboy @ Feb 22 2007, 12:08 PM) *
LQ154W1LW2A

I was thinking if anyone else has a different model panel they want to send in post up here so we can get organized.
I have mentioned the possibility of sending in multiple panels with diff model #'s


I've got the Sharp LQ154M1LW02

I'm guessing there is not much difference between it and your panel, computercowboy, but nonetheless I could send it if needed (so long as I got it back, of course biggrin.gif )
computercowboy
QUOTE (sfij @ Feb 22 2007, 05:55 PM) *
This is what I'm talking about. nobody - ordinary human being - has the data sheet. winmate has it, and the firm also possible has from which carporw buys the analog wuxga controllers.


Can we get it form Winmate?
Does jonjandran have it?
sfij
QUOTE (computercowboy @ Feb 23 2007, 01:30 AM) *
I am sending it to California.
I would send it to Germany if that is what it took. I don't care the whole thing is an experiment anyway. I have almost 2 grand dumped into this project and it doesn't even do anything yet. What does it matter?
I have the x2gen as a test panel right now so I'm all good. WUXGA is a future thought at this point. The panel was only 2 bills and I can get it inusred.

The only way to make forward progress in life is take risks.


I appreciate this wery much.

I have paid $269 for the panel, $40 was the shipping and $62 was the customs tax. Even the panel can get broken during the shipment so i won't risk it isf it's not necessasry. biggrin.gif

QUOTE (computercowboy @ Feb 23 2007, 01:32 AM) *
Can we get it form Winmate?
Does jonjandran have it?

If jonjandran had the data sheet, then we could have a decent controller instead of the overpriced winmate. I feel winmate is not a chicken and won't give us the specs, because if so, nobody will buy a G2A smile.gif
computercowboy
QUOTE (sfij @ Feb 22 2007, 07:41 PM) *
If jonjandran had the data sheet


What about that mintoen guy?
the dude who set up the group buys back in the day
sfij
QUOTE (computercowboy @ Feb 23 2007, 01:54 AM) *
What about that mintoen guy?
the dude who set up the group buys back in the day


Good catch. I've emailed minoten.
jonjandran
QUOTE (sfij @ Feb 22 2007, 08:18 PM) *
Good catch. I've emailed minoten.


Neither I nor Minoten have a datasheet.

Winmate found the datasheet from a Japanese source and I doubt they will give it up.
blitter
QUOTE (computercowboy @ Feb 22 2007, 02:48 PM) *
Do we have data sheet we can send off to kontron on the sharp WUXGA panel?

They want to see it. I think I saw one around here some time but I don't know where.

please email it to jeff AT computercowboy DOT com


Might want to check this website: www.twscreen.com (if you can get past the interface)
I did a part number search for both my LQ154M1LW02 and the LQ154M1LW2A panel mentioned here and there are links to datasheet inquiries for both.

It's worth a shot biggrin.gif
HapHazard
QUOTE (computercowboy @ Feb 22 2007, 03:08 PM) *
LQ154W1LW2A

I was thinking if anyone else has a different model panel they want to send in post up here so we can get organized.
I have mentioned the possibility of sending in multiple panels with diff model #'s


I'll see if Johnzo can offer a ltn106w2-L01...a number of us with those smaller-panels would like this-option.
[Any notion as to how-long they'd need hands-on with a panel?]
A datasheet for this board/chipset?
Any idea if it can 'flip'/rotate-image, such that we can determine light-direction through-panel -- when not sourcing from HT-PC?
bean_8044
i wonder if Kontron would be able to read the bios off of the G2As and other various controllers that are already out there....
guisar
QUOTE (computercowboy @ Nov 28 2006, 01:48 PM) *
I talked to Kontron today.
They have a distributor in Mass. They said if I want I can go visit them.
The super decked out controller with component, vga, div (w/ HDCP), rca, etc. is $250
sounds like we have a deal.

I live in Northern MA and would be more than willing to go talk with them- just PM me.
Archilea
QUOTE (computercowboy @ Feb 22 2007, 05:06 PM) *
I am using the A395 a+b


Thanks!

I see in a later post that you have almost $2k into yours and haven't gotten to the point where it's doing anything -- GULP. That's what I want to avoid.

And I guess that the cost of the Fresnel lenses is pretty minuscule compared to the overall costs of the components. I could buy them all and see what works best now that I think about it... I'm at about $1100 myself.

Good Luck with yours. Do you have a PLOG started?
sfij
QUOTE (blitter @ Feb 23 2007, 05:22 AM) *
Might want to check this website: www.twscreen.com (if you can get past the interface)
I did a part number search for both my LQ154M1LW02 and the LQ154M1LW2A panel mentioned here and there are links to datasheet inquiries for both.

It's worth a shot biggrin.gif

HapHazard you know the magic words: they are 'data sheet' biggrin.gif
sfij
QUOTE (bean_8044 @ Feb 23 2007, 02:46 PM) *
i wonder if Kontron would be able to read the bios off of the G2As and other various controllers that are already out there....


Kontron has a neat feuture, called 'panel files'. With a serial cable (null modem) and an app, you can simply upload your panel's config to the board, and showtime biggrin.gif The name of the program is Kontron Configuration Workbench KCWB for short. >>CLICK<< If you have the data sheet even you can set up your controller from a PC.
bean_8044
QUOTE (sfij @ Feb 23 2007, 04:41 PM) *
Kontron has a neat feuture, called 'panel files'. With a serial cable (null modem) and an app, you can simply upload your panel's config to the board, and showtime biggrin.gif The name of the program is Kontron Configuration Workbench KCWB for short. >>CLICK<< If you have the data sheet even you can set up your controller from a PC.


yeah, but we have to get the data sheets first biggrin.gif
computercowboy
QUOTE (Archilea @ Feb 23 2007, 01:03 PM) *
Thanks!

I see in a later post that you have almost $2k into yours and haven't gotten to the point where it's doing anything -- GULP. That's what I want to avoid.

And I guess that the cost of the Fresnel lenses is pretty minuscule compared to the overall costs of the components. I could buy them all and see what works best now that I think about it... I'm at about $1100 myself.

Good Luck with yours. Do you have a PLOG started?


The reason it is not done is because of me being lazy and having a short attention span.
when i couldn't get the whole thing done in one day I got lazy and put it in the attic. I was planning on busting it out this weekend. We shall see. I have a plog around here somewhere. Too lazy to go find it right now.

As for that other post, I have no idea how long it will take Kontron to make a BOIS if they have the pannel in hand. I don't really care either. They can keep the panel for 6 months if they have to. I don't need the 1080p setup until i have something to feed in there that is 1080p. For now my x2gen will do just fine.
cabe
QUOTE (computercowboy @ Feb 23 2007, 10:35 PM) *
The reason it is not done is because of me being lazy and having a short attention span.
when i couldn't get the whole thing done in one day I got lazy and put it in the attic. I was planning on busting it out this weekend. We shall see. I have a plog around here somewhere. Too lazy to go find it right now.

As for that other post, I have no idea how long it will take Kontron to make a BOIS if they have the pannel in hand. I don't really care either. They can keep the panel for 6 months if they have to. I don't need the 1080p setup until i have something to feed in there that is 1080p. For now my x2gen will do just fine.

I'm more excited about the aftermarket controller. Hopefully it will be able to scale to a 16:9 aspect ratio rather than the full resolution of the panel.

[edit]
Oh and here is a link to your plog:
http://www.lumenlab.com/forums/index.php?s...c=15779&hl=
tongue.gif hehe
sfij
QUOTE (computercowboy @ Feb 24 2007, 04:35 AM) *
As for that other post, I have no idea how long it will take Kontron to make a BOIS if they have the pannel in hand. I don't really care either. They can keep the panel for 6 months if they have to. I don't need the 1080p setup until i have something to feed in there that is 1080p. For now my x2gen will do just fine.

minutes biggrin.gif even you can do it, if jou have the JILI40 to 'your panel' cable and the panel's spec.
cabe
QUOTE (sfij @ Feb 24 2007, 01:16 PM) *
minutes biggrin.gif even you can do it, if jou have the JILI40 to 'your panel' cable and the panel's spec.

What specs exactly are needed?
sfij
QUOTE (cabe @ Feb 24 2007, 11:14 PM) *
What specs exactly are needed?


LVDS connector pinout, LVDS proctocol, i.e. one channel or dual channel (odd/even), RGB bit order, scanline timing.
computercowboy
QUOTE (sfij @ Feb 24 2007, 06:23 PM) *
LVDS connector pinout, LVDS proctocol, i.e. one channel or dual channel (odd/even), RGB bit order, scanline timing.


Well I just sent an email over to Kontron to let them know that I won't be able to get them a datasheet.

I want to get this thing going, now that I have the projector up and running I want more resolution. 720p is nice but I want the 1080p and I want it soon.
computercowboy
QUOTE (computercowboy @ Feb 26 2007, 03:32 AM) *
Well I just sent an email over to Kontron to let them know that I won't be able to get them a datasheet.

I want to get this thing going, now that I have the projector up and running I want more resolution. 720p is nice but I want the 1080p and I want it soon.

here is the kontro response

Do you have any documentation on this? A manual?



I've searched also and can't find anything. Is this a new display?



I am not able to get Engineering resources allocated to test this at
this time. If you have any specifications you can send me, I can most
likely have this figured out quickly.
sfij
QUOTE (computercowboy @ Feb 26 2007, 09:32 AM) *
Well I just sent an email over to Kontron to let them know that I won't be able to get them a datasheet.

W/o the data shet they won't do customizations for you and even won't be able to make the proper LVDS cable.
HapHazard
QUOTE (computercowboy @ Feb 26 2007, 10:57 AM) *
here is the kontro response

Do you have any documentation on this? A manual?
I've searched also and can't find anything. Is this a new display?
I am not able to get Engineering resources allocated to test this at
this time. If you have any specifications you can send me, I can most
likely have this figured out quickly.


In meantime, would you send him this?
http://www.beyondinfinite.com/lcd/Library/...TN106W2-L01.pdf
sfij
QUOTE (HapHazard @ Feb 26 2007, 05:51 PM) *


HapHazard, that beast is not wuxga...
HapHazard
QUOTE (sfij @ Feb 26 2007, 12:14 PM) *
HapHazard, that beast is not wuxga...

Not every-beast need be 'King of Jungle' to have advantage...<g>
sfij
QUOTE (HapHazard @ Feb 26 2007, 07:32 PM) *
Not every-beast need be 'King of Jungle' to have advantage...<g>


certainly not, but this is the wuxga thread wink.gif
HapHazard
QUOTE (sfij @ Feb 26 2007, 06:49 PM) *
certainly not, but this is the wuxga thread wink.gif

Granted...but I don't consider it 'off-topic' if having a data-sheet for a popular-panel in LL places a 'foot in door' for some positive-dealings with a Kontron (or 'any') controller-provider...
We've made no such progress 'lately', and the overall-community needs these sources.
sfij
QUOTE (HapHazard @ Feb 27 2007, 01:38 AM) *
Granted...but I don't consider it 'off-topic' if having a data-sheet for a popular-panel in LL places a 'foot in door' for some positive-dealings with a Kontron (or 'any') controller-provider...
We've made no such progress 'lately', and the overall-community needs these sources.


HapHazard but the 10.6" scene already has a genesis controller, aren't they? Anyhow.. You have the papers, so you can make the custom LVDS cable - you can buy a kontron, hook it up to COM1, and use KCWB to setup the controller for your panel. That's all - your mission is near to complete biggrin.gif

However - each modern LCD panel supports DDC/EDID. These controller boards are having an MCU on chip. just vondering why these boards are not programmend in the way to read out the f*king EDID data from the panel and auto-configuring themselves. not a big deal...

edit: your panel don't do DDC - that's a pity, however you have everything to hook up kontron biggrin.gif
kancerus
Hi everybody,

I have been lurking here for a while but Ive never posted.

I am in Australia and have been in contact with a few controller board manufacturers. Kontron is one of them. I haven't got much to add but what I do have is a connection diagram for a LTD154EZ0S. Not sure if this includes everything needed to program the control board, but its a good start.

I can't seem to see an option to attach a file, so I can email it to anybody who's interested.

Thanks,
Adam
sfij
QUOTE (kancerus @ Feb 27 2007, 03:21 AM) *
Hi everybody,

I have been lurking here for a while but Ive never posted.

I am in Australia and have been in contact with a few controller board manufacturers. Kontron is one of them. I haven't got much to add but what I do have is a connection diagram for a LTD154EZ0S. Not sure if this includes everything needed to program the control board, but its a good start.

I can't seem to see an option to attach a file, so I can email it to anybody who's interested.

Thanks,
Adam


Adam, You are the maaan biggrin.gif HERE IS the WUXGA data sheet... wub.gif
kancerus
QUOTE (sfij @ Feb 27 2007, 12:32 PM) *
Adam, You are the maaan biggrin.gif HERE IS the WUXGA data sheet... wub.gif



It is a compatible panel I assume? It's listed in the official thread.
Did nobody search for this model number previously?
sfij
QUOTE (kancerus @ Feb 27 2007, 03:46 AM) *
It is a compatible panel I assume? It's listed in the official thread.
Did nobody search for this model number previously?


Yepp. If you look at the winmate wiring it's pretty sure. In addition we have the DDC ipins now biggrin.gif
This is the wuxga pinout:
CODE
Pin   Symbol   Function
1        GND   Ground
2        VDD   Power Supply : +3.3V
3        VDD   Power Supply : +3.3V
4     VEEDID   DDC 3.3V Power
5         NC   Non-Connection
6   ClkEEDID   DDC Clock
7  DATAEEDID   DDC Data
8     RxOIN0-  Odd Negative LVDS differential data input (R0-R5,G0)
9     RxOIN0+  Odd Positive LVDS differential data input (R0-R5,G0)
10       GND   Ground
11    RxOIN1-  Odd Negative LVDS differential data input (G1-G5, B0-B1)
12    RxOIN1+  Odd Positive LVDS differential data input (G1-G5, B0-B1)
13       GND   Ground
14    RxOIN2-  Odd Negative LVDS differential data input (B2-B5, HS, VS, DE)
15    RxOIN2+  Odd Positive LVDS differential data input (B2-B5, HS, VS, DE)
16       GND   Ground
17      OCLK-  Odd Clock Signal(-)
18      OCLK+  Odd Clock Signal(+)
19       GND   Ground
20    RxEIN0-  Even Negative LVDS differential data input (R0-R5,G0)
21    RxEIN0+  Even Positive LVDS differential data input (R0-R5,G0)
22       GND   Ground
23    RxEIN1-  Even Negative LVDS differential data input (G1-G5, B0-B1)
24    RxEIN1+  Even Positive LVDS differential data input (G1-G5, B0-B1)
25       GND   Ground
26    RxEIN2-  Even Negative LVDS differential data input (B2-B5, HS, VS, DE)
27    RxEIN2+  Even Positive LVDS differential data input (B2-B5, HS, VS, DE)
28       GND   Ground
29      ECLK-  Even Clock Signal(-)
30      ECLK+  Even Clock Signal(+)
kancerus
QUOTE (sfij @ Feb 27 2007, 01:21 PM) *
Yepp. If you look at the winmate wiring it's pretty sure. In addition we have the DDC ipins now biggrin.gif
This is the wuxga pinout:
CODE
Pin   Symbol   Function
1        GND   Ground
2        VDD   Power Supply : +3.3V
3        VDD   Power Supply : +3.3V
4     VEEDID   DDC 3.3V Power
5         NC   Non-Connection
6   ClkEEDID   DDC Clock
7  DATAEEDID   DDC Data
8     RxOIN0-  Odd Negative LVDS differential data input (R0-R5,G0)
9     RxOIN0+  Odd Positive LVDS differential data input (R0-R5,G0)
10       GND   Ground
11    RxOIN1-  Odd Negative LVDS differential data input (G1-G5, B0-B1)
12    RxOIN1+  Odd Positive LVDS differential data input (G1-G5, B0-B1)
13       GND   Ground
14    RxOIN2-  Odd Negative LVDS differential data input (B2-B5, HS, VS, DE)
15    RxOIN2+  Odd Positive LVDS differential data input (B2-B5, HS, VS, DE)
16       GND   Ground
17      OCLK-  Odd Clock Signal(-)
18      OCLK+  Odd Clock Signal(+)
19       GND   Ground
20    RxEIN0-  Even Negative LVDS differential data input (R0-R5,G0)
21    RxEIN0+  Even Positive LVDS differential data input (R0-R5,G0)
22       GND   Ground
23    RxEIN1-  Even Negative LVDS differential data input (G1-G5, B0-B1)
24    RxEIN1+  Even Positive LVDS differential data input (G1-G5, B0-B1)
25       GND   Ground
26    RxEIN2-  Even Negative LVDS differential data input (B2-B5, HS, VS, DE)
27    RxEIN2+  Even Positive LVDS differential data input (B2-B5, HS, VS, DE)
28       GND   Ground
29      ECLK-  Even Clock Signal(-)
30      ECLK+  Even Clock Signal(+)


OK so this is all we need to get Kontron to program the controller - Because I just emailed my Australian Kontron contact and he said they they do not make the interface cable for it.
kancerus
I have been in contact with a company that supply's "Digital View" products - specifically about the SVH-1920.

Digital View Products

They have said that the SVH-1920 is already equipped to run the LTD154EZ0S at WUXGA.
But it will cost $718 AUD and it doesn't have HDCP.

So if we can get the Kontron CRTtoLCD7 controller working with this datasheet, we will save alot of money and get HDCP.
cabe
Guys this is awesome info, I feel like the past few months have been a dawn of a new time in the DIY PJ world!
sfij
QUOTE (kancerus @ Feb 27 2007, 04:29 AM) *
OK so this is all we need to get Kontron to program the controller - Because I just emailed my Australian Kontron contact and he said they they do not make the interface cable for it.


No biggrin.gif this is for the DIY guys who are brave enough to buy a kontron, make the LVDS cable by themselves and do the setup using KCWB. You have better sending the data sheet what I was linked smile.gif
kancerus
QUOTE (sfij @ Feb 27 2007, 02:27 PM) *
No biggrin.gif this is for the DIY guys who are brave enough to buy a kontron, make the LVDS cable by themselves and do the setup using KCWB. You have better sending the data sheet what I was linked smile.gif


Yeah, well this is the reply that I got from Kontron about doing it myself:

Hi Adam

Spoke to engineer, who by the way has his Bachelor of Computer Science and electronics, I am curious, what is your level of understanding electronics? He says very difficult and if you were to buy the board we could not offer support as the lcd is not supported with any Kontron interface.

Not sounding good for me, I don't know about a bachelor of Computer Science and Electronics saying something is "Very Difficult" hehe

Is there anybody that has the means to do this?
sfij
QUOTE (kancerus @ Feb 27 2007, 05:30 AM) *
Yeah, well this is the reply that I got from Kontron about doing it myself:

Hi Adam

Spoke to engineer, who by the way has his Bachelor of Computer Science and electronics, I am curious, what is your level of understanding electronics? He says very difficult and if you were to buy the board we could not offer support as the lcd is not supported with any Kontron interface.

Not sounding good for me, I don't know about a bachelor of Computer Science and Electronics saying something is "Very Difficult" hehe

Is there anybody that has the means to do this?


Keep calm. I have MSc in electrical engineering and interfacing is pretty sure possible. look at this focument Just look at p14, JILI30 connector.
Just give them the data sheet, tell him to set up the JILI30 connector for your panel aaand bingo. What you have to make yourself is the LVDS cable...
kancerus
QUOTE (sfij @ Feb 27 2007, 02:54 PM) *
Keep calm. I have MSc in electrical engineering and interfacing is pretty sure possible. look at this focument Just look at p14, JILI30 connector.
Just give them the data sheet, tell him to set up the JILI30 connector for your panel aaand bingo. What you have to make yourself is the LVDS cable...



Umm setting up the JILI30 connector is an easy thing for them? and they will know what I am talking about?

And making the LVDS cable shouldnt be hard seeing as we have the pinouts yeah? just a pain cause its so small
sfij
QUOTE (kancerus @ Feb 27 2007, 06:00 AM) *
Umm setting up the JILI30 connector is an easy thing for them? and they will know what I am talking about?

And making the LVDS cable shouldnt be hard seeing as we have the pinouts yeah? just a pain cause its so small


So just send them the panel's data sheet and tell them you would like to connect it with the JILI30 connector. that's all. If you can't do the cable ask somebody to do it. For wiring i think the possible best one is a CAT6 STP patch cable. 3 -way cabling is enough. one for odd channel, one for even and one for carrying VDD/DDC
kancerus
QUOTE (sfij @ Feb 27 2007, 05:43 PM) *
So just send them the panel's data sheet and tell them you would like to connect it with the JILI30 connector. that's all. If you can't do the cable ask somebody to do it. For wiring i think the possible best one is a CAT6 STP patch cable. 3 -way cabling is enough. one for odd channel, one for even and one for carrying VDD/DDC


They said they have to program the software for it as well - is that what you mean by "connect it with the JILI30 connector"?
sfij
QUOTE (kancerus @ Feb 27 2007, 08:47 AM) *
They said they have to program the software for it as well
Okay. Just ask them wether they do it for you or not.


QUOTE (kancerus @ Feb 27 2007, 08:47 AM) *
is that what you mean by "connect it with the JILI30 connector"?
no, JILI30 is the terminal for your panel.


There is a RS232 terminal on that board. That can be used to program/download the config for your panel.
kancerus
QUOTE (sfij @ Feb 27 2007, 06:05 PM) *
Okay. Just ask them wether they do it for you or not.
no, JILI30 is the terminal for your panel.
There is a RS232 terminal on that board. That can be used to program/download the config for your panel.



I have emailed him to ask if theres any chance of them programming the board for us. But he has previously said they do not make the software.

I was under the impression that the software for the board was already there - its just a matter of getting the right timings etc for our panels?
kancerus
I got a reply,

He has given me a rate of 130.00 per hour which could take 1 or 2 day (having had previous experience with other laptop lcds there are no guarantees, sorry that’s from the engineer. He is working on a mobile computing system for a Multinational corp has been for a couple of months.


So yeah, sounds...expensive haha
niksoley
hello guys, i am new here and my english isnt good, so please take easy with me ehhehe. I take a look at the screens and the lp154wu1 looks good, it has contrast ratio of 600:1 and response time of 16 ms, according to the catalogues of LG Philips (http://www.lgphilips-lcd.com/homeContain/jsp/eng/prd/prd300_j_e.jsp), but the number of colors is low, just 262k(6bit), and according to the wikipedia the human eye see above 10 million colors, so I want know if there is anyway to improve that.
I readed a document about hdr(http://www.cs.ubc.ca/~mmt/Papers/Siggraph.2004-HDR_Display.pdf), and i was thinking if its possible to use 2 lcd, so you multiply the contrast, in this case 600x600 = 360.000:1, you align 2 identical screens and remove the first polarizer, and the color filter from the second screen(but is clear that you need put the light that gets out of the first screen with the right polarization to go ahead), if it is possible it would be nice have a voltage multiplier to use just 1 controller board for the 2 lcds. Sorry for my bad english, and congratulations for all of you guys that made a lot of researches and a lot of cool thinks. Thank you!
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