|
Posted by Rick Merrill on 07/04/06 19:04
Charlie+ wrote:
> Having read a bit about DVD disks and ageing -
> I took a DVD+R (burned) and laid it inside a double glazed east facing window
> in spring/summer, I masked a portion of the outer disk as a control.
> I expected the disk to remain readable for some months at least - rather amazed
> to find the disk unreadable in any player or recorder at the first try - six
> weeks only. The disk had darkened visibly in the unmasked area, a look under
> the microscope shows the dye clouds are still there in visible light - but
> presumably the contrast has now reduced to the point of invisibility to the DVD
> readers.
> I need now to do another test with interim readings etc. - but it looks as
> though DVD disks are far more vulnerable than I was hoping though I suppose it
> is quite a severe test.... hot with IR+UV exposure...
> Charlie+
What equipment/hardware are you using for reading the DVD?
Navigation:
[Reply to this message]
|