On Thu, May 21, 2009 at 12:37 PM, Al Johnson <openm...@mazikeen.demon.co.uk> wrote: > On Thursday 21 May 2009, zogg wrote: >> Thats intresting. What could have stopped them from making it >> non-monochrome in daylight? > > Probably cost and efficiency as these were major factors in OLPC. If PixelQi > don't start producing screens that are colour in daylight then I guess there's > a technical reason as well. Based on the explanation below I would have > thought adding the coloured filters between the LCD and the reflective layer > would drop backlight efficiency only a little since the prism has already > split the light, but I'm no expert. The extra component requiring precision > placement would add cost though.
That's a good idea actually, and might just work. (!) --tim _______________________________________________ Openmoko community mailing list community@lists.openmoko.org http://lists.openmoko.org/mailman/listinfo/community
