CG243W problem with blacks? clipping?
CG243W problem with blacks? clipping?
- Subject: CG243W problem with blacks? clipping?
- From: Charles Yeh <email@hidden>
- Date: Fri, 22 Jan 2010 10:44:39 -0800
Hi All,
I recently purchased a Eizo CG243W and calibrated via Spyder3 Pro in ColorNavigator on a MacBook 5.1 (OSX 10.6.2)
Goal: softproofing
My issues/questions are the following:
-At 90cd/m2 brightness, 0.4cd/m2 black level, and white point 6500K, I'm getting some odd results for the black color patches (0, 0, 0) dE=3.5 and (8, 8, 8) dE=3.2. Is this cause for concern? These are Lab results. Actually these dE results are consistent across all brightness, all black levels, and all white points. dE's are somewhere between 3.5 and 4.5. Everything else is well under 1 dE.
-There's a monitor calibration chart: http://tomyeah.com/images/Monitor calibration chart.jpg that I've used before. With the above calibration, I can barely make out the black 92%. I can not see 94, 96, and 98% black. This is consistent across all calibrations regardless of brightness, black levels, and white points. Should I be concerned?
For reference, I've tested 2 CG241W and this CG243W with this setup. Looking back, the blacks tended to return with somewhat higher dE's on the darkest black patches (0, 0, 0) and (8 ,8 ,8) but I only had those monitors for several days.
Eizo released a report (http://www.eizo.com./global/support/wp/pdf/wp_08-002.pdf) that concludes the ColorMunki is a better tool for wide gamut displays because of its ability to read 10 degrees versus the limited 2 degrees of most other calibration devices. Should I instead invest in a ColorMunki?
Thank you all for your time,
Charles
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