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LARRYB
3rd January 2009, 04:00
Just had something weird happen.

I had left a cd with the data side up laying on my desk for about 2 weeks. In my office I have 2 of the Daylight compact floresent lights in a ceiling fixture.

I tried using the cd that was on my desk and got a read error. When I inspected the cd the silver data side had some patches dull surfaces on the cd. Tried to clean it but no luck.
The CD will not read or operate.

Anyone got any ideas???

Anyone know if compact floresent lights are bad for exposed CD/DVD's?

Larry

setarip_old
3rd January 2009, 09:09
Hi!I had left a cd with the data side up laying on my desk for about 2 weeksLights, oils or dirt on the desk surface, or just about anything - it's simply unwise to leave discs unprotected from the "world"...

GrofLuigi
3rd January 2009, 10:12
I once left a printable DVD exposed to sunlight (through a window and curtains). The surface crackled. I pealed it all off and continued using it - there were no errors (I tested it!).

GL

* Edit - I washed it under a tap, of course. :)

LARRYB
3rd January 2009, 15:06
I know, shame on me.

But the question is will floresant light hurt a CD/DVD? I was thinking that the wavelength of the Daylight bulb is shorter than the normal florseant light. I have not experienced this issue with the other type of floresant lights before..

Oh, well lesson learned.

Larry

laserfan
3rd January 2009, 17:09
I'm not surprised that *any* light (fluorescent, incandescent, sunlight) hitting the writeable surface of a CD or DVD could affect it (it's just a fancy ink in there after all). A good reminder not to leave these lying around. Suggests to me also that colored jewel cases (where the "down side" is colored, the top is clear) would be best for these also.

CWR03
4th January 2009, 19:55
Fluorescent lights emit a lot of UV radiation which may be what caused it. The only difference between cool white, daylight and other color temp bulbs is the visible light.