[Tig] MacBook Pro colorimetry

[Bob Kertesz]

>I have a LED-backlit MacBook Pro (Santa Rosa).  By looking at its ICC
>profile, you could see that the color gamut is significantly smaller
>than Rec. 709 / sRGB.  Colorsync will apply color management to map
>colors inside... there are some banding-like artifacts on gradients.
>There is this clipping-like effect if you have gradients going into
>full saturation.
>
>I presume this is because the MBP uses only white LEDs, not LEDs for
>red green and blue.  I'm guessing this is to make the screen brighter
>(helpful in laptops) and color uniformity would be easier to achieve.

Is it possible that the panel is eight bits (or even, heaven forbid, six), and
that's what's causing the narrow gamut and banding on grads?

--Bob

Bob Kertesz
BlueScreen LLC
Hollywood, California
bob at bluescreen.com

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