Re: TI-H: LED Backlight

To: ti-hardware@lists.ticalc.org
Subject: Re: TI-H: LED Backlight
From: SHIVANJJS@aol.com
Date: Wed, 27 Jan 1999 18:42:59 EST
Delivered-To: ti-hardware-outgoing@towerguard.unix.edu.sollentuna.se
Delivered-To: ti-hardware@lists.ticalc.org
Reply-To: ti-hardware@lists.ticalc.org


In a message dated 1/27/99 3:05:33 PM Pacific Standard Time, cooper@fort-
frances.lakeheadu.ca writes:

> I still don't know what the big deal is, in a classroom my 85 (with EL) is
>  just as visible as any other calc.  The only time I EVER notice it being 
> hard
>  to see is in really low light conditions (ie 1 50W light bulb 10' behind me
>  as the only light), but that would be similar for any TI  I would think.  
> And
>  if that happens I just turn on the EL.  I don't have anything extra added
or
>  taken off (ie plastic cover)
>  BTW. How are the new EL auto-on plans coming?
>  
>  > Well, I haven't seen either, but a backlight will usually reduce the
>  > visability of the LCD in normal light, the only time it will improve
>  > the visability is when you use it in a dark area.  If the screen contrast
>  > is worse than a typical 85 I don't think I'd recommend a backlight
>  > unless you already have something better to put behind it.  An EL
>  > backlight probably would not be a good idea.
>  >
>  > I remove the plastic screens on my 85's, it makes the LCD much
>  > easier to see, the plastic is kind of hazy, and any covering will
>  > decrease the visibility.  It doesn't look as nice of course, but that
>  > doesn't really bother me.
>  >
>  > DK
on my 83 the mirror is gold, but some i my friends have a silver mirror
-JJS