On Sunday, December 1, 2002, at 12:08  PM, Tim wrote:
>

> I burn CD's almost daily and have NEVER seen a metal faced CD  
> manufactured in the
> last two years.  Maybe a prototype????

All CD's cdr, rw and plain old CD's have a reflective metal layer above  
the data layer; it is a necessary part of the medium.

In CD's the data layer is molded pits, in CDR's and CDRW's these are  
dye layers. But the rest of the CD construction is largely identical.

See: <http://www.disk.com/html/cd-programmable/technology.htm> It's an  
ad for some Kodak technology, but it describes how CD-R's and CD's are  
made. Both have a reflective metal layer. In CD's it's aluminum, in  
CDR's it's sometimes gold, but more often silver.

See also:

<http://www.imation.com/en_US/ 
main.jhtml?Id=12_10_01&Article=2001_08_cdr.xml>

--
Wherever you go, there you are.

Bruce Johnson



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