Date: Fri, 05 Oct 2001 17:17:33 +0800
From: Raymond <[EMAIL PROTECTED]>
Subject: Re: Nuts and bolts of impoving LCD brightness


>I have difficulties seeing how a reflective filter *behind* the image layer would 
>work - if it's supposed to be reflecting sunlight back then the only way for that 
>light to get there in the first place is through the front of the screen, where it 
>has all sorts of chances to reflect and flare.

Well I'm going by the fact that in really bright sunlight, I can sorta make out what 
I'm typing on the screen based on what small amounts of sunlight make it to the back 
of the LCD, reflect off whatever is there (presumably used to diffuse the light from 
the bottom-light) then back out the front. I'd imagine putting even a normal piece of 
paper there would make a big difference ... in fact, as I recall Canon or Sharp used 
to make a laptop where you could slip the back panel of the screen off, put it over a 
normal OHP and turn it into a data projector ... as far as I know they only used a 
normal LCD panel with a separate backlight module. Of course, if anyone knows any 
better, do correct me ... hehe

- Raymond




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