How well we can do that isn't clear.
We have 16 brightness levels, but we didn't think about making them
logarithmic in response to correspond to the eye's behavior, so there
are really fewer than that that are useful.
Please experiment and see if it is helpful, of course...
- Jim
On Thu, 2008-10-23 at 10:14 -0400, Eben Eliason wrote:
> I could be talking nonsense, and perhaps this would consume more power
> than it saves, but if you were able to slowly dim the backlight over
> the course of a minute or so, instead of waiting a minute and then
> dropping it suddenly, we could prevent the sudden change which causes
> a break in concentration. (As long as the screen is bright enough to
> be usable when dim, of course.)
>
> - Eben
>
>
> On Wed, Oct 22, 2008 at 4:21 PM, Chris Ball <[EMAIL PROTECTED]> wrote:
> > Hi,
> >
> > > When running on battery with Energy Saver set to "Better Battery
> > > Life" (which sets "Automatically reduce the brightness of the
> > > display before display sleep") the backlight dims after 30 seconds.
> > > On AC with the equivalent setting it's 2 minutes, 30 seconds. In
> > > each case the dimming time seems to be 50% of the time until the
> > > screen is turned off. 1 minute is the minimum time before display
> > > sleep.
> >
> > Thanks! I was hoping someone would have numbers. Our backlight dim
> > currently happens fifty seconds after idleness starts, so we're
> > definitely less aggressive than OS X already..
> >
> > - Chris.
> > --
> > Chris Ball <[EMAIL PROTECTED]>
> > _______________________________________________
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> > http://lists.laptop.org/listinfo/devel
> >
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--
Jim Gettys <[EMAIL PROTECTED]>
One Laptop Per Child
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