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Inspiring
August 5, 2011
Open for Voting

P: Add 10-bit/channel color display support

  • August 5, 2011
  • 67 replies
  • 4970 views

Lightroom: Add 10-bit support for end-to-end 10-bit workflow. That is, Application->Driver->Graphics Card->Monitor for true 10-bit color. At the moment, all that's missing is the application. CS5 supports 10-bit color, why not Lightroom?

67 replies

photo7734
Known Participant
March 4, 2019
Todd, I meant to suggest with my Viewsonic comment that a reputable manufacturer would specify if it uses 8 bit + AFC to achieve a 10-bit equivalent. I am surprised that NEC and presumably others would not, and it is yet another complication. I am thankful to learn of the displayspecifications website and that knowledgeable folks rely on it. Tell me if I am naive to think that.
Todd Shaner
Legend
March 4, 2019
It's debatable whether you can actual see the difference between 10 bit/color and 8 bit/color with FRC dithering. However, depending on how the dithering is implemented it may cause eyestrain for some users.  I've been using my NEC PA272w monitor with 8 bit/color + FRC dithering for three years now with no issues.

Keep in mind that the FRC dithering is only used by the monitor with 10bit/color enabled applications. Currently (for me) only PS has this capability, which is used for no than 10% of my daily screen time (Web, Email, Editing, etc.).
Participant
March 4, 2019
So we do. Have quite a few genuine 10 bit panels out there. From what I understand is that it gives a truer rendition of the image without the gaps created by the inability to show intermediate colours, whether we can actually see them or not 🙂
Inspiring
March 4, 2019
Todd Shaner
Legend
March 4, 2019
OK, good to know–Thanks Cameron!
Todd Shaner
Legend
March 4, 2019
The NEC PA271Q and PA272W monitors use an 8 bit/color panel with FRC dithering to achieve 10 bit/color depth, which is 30 bit RGB.....same as the iMac Pro.

https://www.displayspecifications.com/en/comparison/115762319
cameronrad
Inspiring
March 4, 2019
@1654796



See the NEC Manual: http://www.support.nec-display.com/dl_service/data/display_en/manual/pa271q/PA271Q_manual_EN_v4.pdf

The iMac Pro has 10Bit with dithering but it's also advertised as such.


Edit:

I've found some conflicting reports. NEC states in this press release that the PA271Q features  true 10 bit color. https://www.necdisplay.com/about/press-release/nec-display-updates-popular-professional-desktop-d/797

However this site states the panel is 8bit + FRC: https://www.displayspecifications.com/en/model/73ae1389

This other model though is 10bit 
https://www.displayspecifications.com/en/model/178b1656
Todd Shaner
Legend
March 4, 2019
*Skippi said:
Yes, all of those manufacturers use 8bit LCD panels. But, for their premium priced prosumer and higher lines of products they also have 10bit LCD panels
Interesting, please provide links to specific models so we can give them consideration. Thank you Skippi.

*Dennis Hyde said:

I'm not certain that is correct, Todd. I know that Viewsonic gives its color space support spec as 8-Bit+A-FRC, with FRC being dithering that adds a 2 bit equivalent.
That's exactly what I said, "All of these manufacturers use 8 bit/color LCD screen panels with FRC dithering to achieve 10 bit/color."
What's not correct?
photo7734
Known Participant
March 4, 2019
I'm not certain that is correct, Todd. I know that Viewsonic gives its color space support spec as 8-Bit+A-FRC, with FRC being dithering that adds a 2 bit equivalent.