afaik, the aluminum layer oxides and no longer reflects the laser.
John
CPS, Inc.
On 1/18/2007 9:26:13 AM, James King (jking@xxxxxxxxxxxxxx) wrote:
> John Hermanson wrote:
> > Home recorded silver (aluminum) cd's and dvd's have been shown to be
> > unreadable in as little as 2 years. Gold cd's and dvd's use gold for
> > the reflective layer which does not oxidize.
> >
>
> As far as I know the metal is there to relfect the laser and the dye
> layer blocks the laser. I therefore would assume that the stability of
> the dye layer would also be important.
> James
>
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