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Archive 2008 · who cares LCD2690WUXi?

  
 
UCSB
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p.2 #1 · who cares LCD2690WUXi?


Spectraview II calibrates the LUT's in your monitor and updates the profile that controls your video card at the same time. You do not have to do anything with either. If you start your computer back up, it will reset monitor and the profile in your computer.


Jan 08, 2008 at 11:04 PM
frag
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p.2 #2 · who cares LCD2690WUXi?


Got my 2690WUXI set up and calibrated with Eye-One Match (Spectraview software hasn't arrived yet). Everything looks great. Just one more calibration question - colors on the web look over saturated. However, if I switch to the sRGB mode everything looks fine. I think I remember seeing somewhere this would be the case. Do you switch to sRGB mode for web viewing?

Thanks - Frag



Jan 09, 2008 at 12:30 AM
aaron liu
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p.2 #3 · who cares LCD2690WUXi?


thanks,UCSB, you just confirmed my hypotheses.
To frag, same thing here, because web in IE doesn't have color management, the color looks a little bit over saturated in my NEC LCD2690WUXi too. but not in Safari(Although I don't have apple computer, but I do have iphone and I can check the pics via safari even you switch to sRGB profile(you shouldn't in this case due to the reason discussed above), in IE , the pics still look more saturated than in PS. When you print out, you will realize the print is more close to the one in PS not the one in IE.



Jan 09, 2008 at 12:53 AM
UCSB
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p.2 #4 · who cares LCD2690WUXi?


frag wrote:
Got my 2690WUXI set up and calibrated with Eye-One Match (Spectraview software hasn't arrived yet). Everything looks great. Just one more calibration question - colors on the web look over saturated. However, if I switch to the sRGB mode everything looks fine. I think I remember seeing somewhere this would be the case. Do you switch to sRGB mode for web viewing?

Thanks - Frag


Here is a portion from one of my prior posts. It covers the web issues.

=============

Wide Gamut Monitor Insights

I have just upgraded my monitor to a NEC LCD2690WUXi wide gamut monitor. In doing the project, I learned several things that may be helpful to others.

A little background … I use my monitor for photo editing, photo soft proofing/printing, web development, and general (web, office apps) work. I need to have accurate colors when reviewing my web development on the monitor.

The bottom line: when using a wide gamut monitor you must be in a color managed application or your colors are going to be too saturated. Color will be unreliable if you are using applications that are not color managed.

Photo editing/viewing software is color managed can be used with wide gamut monitors to get nice results. The problem is if you are reviewing images on the web or doing web development. I have not focused on office applications (Microsoft Office), but I am assuming that they will have bad color. If you have spent any time looking at this issue, please share your observations. I produce .pdf documents out of office apps and would like to have color support here, but have not looked at this issue either.

Here is what I learned about web color support on a PC. ** Comments are for PC users. ** Current versions of MS Internet Explorer and Firefox do not support color management and will give you incorrect color. The color will be unusable if you are doing web development or just want color that is reliable. Apple has released a browser called Safari for the PC that is supposedly color managed. It will look at color profiles in images and correct. But, the overall experience does not work on wide gamut monitors because they seem to be leaving all sRGB content (plus some other content) untouched. Basically, their browser will work on standard gamut monitors, but not wide gamut monitors. All other browsers (Opera, etc.) do not do color management.

Fortunately, there is an effort to develop the next version of FireFox (v3). This updated browser is planned to be available in 2008. The open source effort has a working beta code version of this browser up and going. Color management is available in the software and it is implemented correctly. It uses your monitor profile and will present all content in correctly. It assumes that untagged content is sRGB and converts it correctly. Currently, the color management is turned off in the beta version and you have to go into browser configuration code (not preferences, you need to some technical background here to go into the control code) to turn it on. I don't have the instructions handy right now, but you type a unique string in the address field (config??) and it bring up all of the parameters that control the browser. Then you just change the color management parameter to TRUE.

Good luck.



Edited on Jan 09, 2008 at 12:55 AM



Jan 09, 2008 at 12:54 AM
aaron liu
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p.2 #5 · who cares LCD2690WUXi?


Thanks for inputing,UCSB, I downloaded Firefox 3 beta 2 and saw "Color management: (set gfx.color_management.enabled on in about:config and restart the browser to enable.) Firefox can now adjust images with embedded color profiles." I spent 10 mins and finally figured out, just type "about:config" in address bar, then set "gfx.color_management.enabled" from false to True,restart firefox , then we'll be done!

Edited on Jan 09, 2008 at 02:13 AM



Jan 09, 2008 at 02:05 AM
frag
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p.2 #6 · who cares LCD2690WUXi?


What I'm seeing is that on my calibrated 2690 WUXI (calibrated via Eye-One Match, awaiting Spectraview delivery) web colors are over saturated. However, if I switch to the sRGB mode for web viewing all colors are spot on.

This is viewing on a Mac via Safari which is color managed. I can look at the same photo online next to the same photo in PS3 on my desktop and the web version is over saturated in all modes except for sRGB as compared to the PS3 sample. If I look at the PS3 sample next to the web version with the monitor in sRGB mode the colors match as well.

I process in PS3 in Adobe RGB.

So, I guess the thing to do is to switch to sRGB when going to the web?





Jan 09, 2008 at 11:22 AM
UCSB
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p.2 #7 · who cares LCD2690WUXi?


Well ... sRGB mode is not very accurate. Why not use the Firefox beta with color management enabled? Then you don't have to reset to sRGB and you get accurate color.


Jan 09, 2008 at 01:26 PM
UCSB
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p.2 #8 · who cares LCD2690WUXi?


aaron liu wrote:
Thanks for inputing,UCSB, I downloaded Firefox 3 beta 2 and saw "Color management: (set gfx.color_management.enabled on in about:config and restart the browser to enable.) Firefox can now adjust images with embedded color profiles." I spent 10 mins and finally figured out, just type "about:config" in address bar, then set "gfx.color_management.enabled" from false to True,restart firefox , then we'll be done!


Yes ... that is the correct.



Jan 09, 2008 at 01:27 PM
frag
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p.2 #9 · who cares LCD2690WUXi?


UCSB wrote:
Well ... sRGB mode is not very accurate. Why not use the Firefox beta with color management enabled? Then you don't have to reset to sRGB and you get accurate color.


Safari (Mac) is color managed. Firefox is just catching up. So, if I'm seeing over saturated colors via Safari (Mac) why would Firefox be any different?

Am I missing something here?

Frag





Jan 09, 2008 at 03:16 PM
UCSB
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p.2 #10 · who cares LCD2690WUXi?


Because Safari ONLY changes tagged material (ie a profile is attached) it misses almost all web content. Since most web content and images (virtually all) are untagged it basically does not work. Except for sRGB monitors where it sort of works. Firefox translates all material. It assumes that untagged content is sRGB and translates it for proper display on your monitor. With Firefox everything will be formated for your monitor. It is the only browser that will work with wide gamut monitors.


Jan 09, 2008 at 04:37 PM
frag
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p.2 #11 · who cares LCD2690WUXi?


UCSB wrote:
Because Safari ONLY changes tagged material (ie a profile is attached) it misses almost all web content. Since most web content and images (virtually all) are untagged it basically does not work. Except for sRGB monitors where it sort of works. Firefox translates all material. It assumes that untagged content is sRGB and translates it for proper display on your monitor. With Firefox everything will be formated for your monitor. It is the only browser that will work with wide gamut monitors.


Wow, that's outstanding info. So, you're saying that web content will display properly without having to change the monitor to sRGB in Firefox. I appreciate the info...

Frag



Jan 09, 2008 at 11:04 PM
UCSB
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p.2 #12 · who cares LCD2690WUXi?


Frag ... just remember I am talking about the FireFox v3 Beta. The current production release, FireFox v2 is not color managed.


Jan 10, 2008 at 01:05 AM
frag
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p.2 #13 · who cares LCD2690WUXi?


Well, I uploaded the Firefox beta and everything seemed fine, but once I tried to get past my welcome page on my personal website the page wouldn't load. The page loads fine in Safari. I guess that's why its called a beta.

If you're interested, the website is:
http://web.mac.com/frag01

The welcome page will load fine, but once you click on the link to enter the album it won't load. I also tried to copy and paste the link directly from Safari with the same results....



Jan 10, 2008 at 02:33 PM
frag
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p.2 #14 · who cares LCD2690WUXi?


Well, I uploaded the Firefox beta and everything seemed fine, but once I tried to get past my welcome page on my personal website the page wouldn't load. The page loads fine in Safari. I guess that's why its called a beta.

If you're interested, the website is:
http://web.mac.com/frag01

The welcome page will load fine, but once you click on the link to enter the album it won't load. I also tried to copy and paste the link directly from Safari with the same results....



Jan 10, 2008 at 02:34 PM
frag
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p.2 #15 · who cares LCD2690WUXi?


Interestingly, after installing and looking at photos in the Firefox beta with color management enabled as described and comparing to Safari (Mac), the colors on Firefox are even MORE saturated than they are on Safari. This makes no sense...

Any suggestions??

Thanks - Frag



Jan 11, 2008 at 01:30 PM
UCSB
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p.2 #16 · who cares LCD2690WUXi?


Frag ... your site did not fully load on my PC based verision of Firefox either. Perhaps I have my security parameters set to high for code being used on the site. I have not had time to try and figure it out. Also, it caused my PC based version of IE to hang for 10 to 15 seconds for some reason, but then went on ... perhaps some aspect of the site is not exactly right.

I did notice that the images on your site were untagged GIFs. I would use tagged JPGs for testing. A good test would be to put up a tagged sRGB image and a tagged aRGB image right next to each other on the same page. They should look the same if everything is working correctly. Then replace the tagged sRGB image with an untagged sRGB. They should still look the same. After verifying your enviornment, bring up your site and try to understand what is happening with your GIFs.

You need to establish a known baseline for your color work. Use the image as it is presented in Photoshop for comparisons.

My experience has been on the PC where FireFox v3 works as advertised. Perhaps you should research the MAC side of the product to make sure that color mangement has been fully implemented in the beta MAC version.

Good luck,
Bill.

Edited on Jan 11, 2008 at 02:54 PM



Jan 11, 2008 at 02:47 PM
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