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Re: [datacolor_group] HP lp2475w & samsung 226cw difficulties

2009-07-06 by C D Tobie

On Jul 6, 2009, at 11:17 AM, Vampire D wrote:

> White feels to me like I am looking through a grey mesh, I can't  
> think of any other way to describe it, it just doesn't look like  
> white, looks off white.  I typically do my photography work in  
> complete darkness, I do not run lights in my computer room and my  
> main monitor is the brightness thing in view by far.  If I set the  
> brightness anything below say 50 on this monitor, it just looks drab  
> and whites "appear" more towards a grey.

As I've noted, there must be something wonky, or whites would appear  
white at any luminance level...

Possibly a side effect of being a vampire, that is to say: of working  
in the dark. If you drop some high-brightness LCDs down to the  
luminance levels necessary for working in vampire/prepress level  
darkness (as was traditionally done with CRTs) they may well suffer  
side effects that cause contrast and saturation issues. For more  
assistance you would need to contact Datacolor Support from our  
website, and include as much information as possible about your  
display, computer, OS, videocard, what settings you are using  
(assumedly DVI, and hopefully not MagicBright) and what settings you  
are using in our software, plus which of our products and versions you  
are using, and attach an ICC profile that is indicative of the issue.  
And as good a description of the result as possible, what you are  
offering here may not be descriptive enough. Is this happening at the  
OS level? In Photoshop? Do the before and after in SpyderProof look  
different? In what way? Does the gray ramp I asked you to look at show  
even, distinguishable steps?

Another approach, would be to turn the lights on, and calibrate at 150  
candelas, and see if that eases your problem.

C. David Tobie
Global Product Technology Manager
Digital Imaging & Home Theater
CDTobie@...

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