> Hi
>
> I am limited by mechanical restrictions in a project.  A LCD module with a
> mechanical width of 40mm or less must be used.  I got hold of a OPTREX
> DMC-50448 character LCD module (8 char by 2 line), which is not standard
> with backlight, a requirement for the project.
> http://www.optrex.co.jp/us/lcd_us/DMC/dmc_50448.html.
>
> After e-mailing OPTREX I did not receive any answer from them requesting
if
> they can supply the module with backlight.
>
> How easy is it to add backlight?  Comments of similar experiences and
> solutions are welcome.

Nearly impossible.  The retention cover has to be pretty carefully aligned
to maintain proper compression on the LCD's on-glass contacts.  Even if you
were able to hack up a module, I think you would find that it wouldn't be
very reliable.

I would recommend looking for a display manufactured with a backlight.  How
about Okaya's 8x2 at http://www.okaya.com/RC0802-A.html or perhaps Occular's
at http://www.ocularlcd.com/ocular9.htm. Hantronix has a small form factor
8x2 at  http://www.hantronix.com/dwnc.htm.  Data International has an 8x2 a
http://www.datainternational.com/char.htm.

-d

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