Re: Display colours with photocal on LCD
Re: Display colours with photocal on LCD
- Subject: Re: Display colours with photocal on LCD
- From: email@hidden
- Date: Sun, 1 Dec 2002 22:49:31 EST
In a message dated 11/30/02 12:26:32 AM, email@hidden writes:
>
Basically - wearing the right rubber for each display - the process
>
went much more smoothly. HOWEVER, matching the luminance value was
>
absolutely impossible. On the LCD (which has black level and white
>
level virtual sliders), I couldn't even come close to the number
>
OptiCal wanted me to match (200cd/m2).
>
You are not being asked to match anything, only to set the device to
defaults, and not mess with the controls further.
>
With the white point slider
>
pegged to the right, the Spyder on registered about 80-something cd/m2
>
- and this was at a visual point where the screen was almost totally
>
white. The black copy of the control window was the only thing that
>
was barely visible.
>
Definately not what is being requested, simply reset to defaults and do not
adjust further.
>
>
On BigSony, the opposite was true. When I had hit the numbers
>
(95cd/m2), the display was in twilight. This was also true of the
>
flat-panel iMac (twilight) that I used the Spyder and PreCal on.
>
You aren't supposed to be running PreCAL on an LCD iMac, in fact it has no
controls to run PreCAL with... Are you attempting to match the luminance of
an iMac to an LCD?
>
>
I READ THE MANUAL! Now what am I doing wrong?
>
>
Several things, but this forum is not the best place to figure them all
out. CV Tech support would be the most efficient method. And since I am
fielding my email remotely and intermittantly, I'm not being as much help as
I might like...
C. David Tobie
Design Cooperative
email@hidden
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