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cleaning DVD drive lens

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pmonon

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Hi

What is the safest and most efficient way or tool to clean the lens of DVD drive?
 

I think the method that allows assured cleaning of the lens will require some work to remove the equipment cover, until you can access the lens. Then swiping the lens using a cotton tip with some IPA will give the cleanest surface.
 

jacklim said:
I think the method that allows assured cleaning of the lens will require some work to remove the equipment cover, until you can access the lens. Then swiping the lens using a cotton tip with some IPA will give the cleanest surface.

what is IPA?

Added after 17 minutes:

how about cotton stub and just water or spirit?
 

iso propyl alcohol or rubbing alcohol is a commercial cleaning agent for tape heads and cd laser lenses. water does not remove grease although spirit does, but spirit is not sold for such purposes. ipa also dries fast.
 

    pmonon

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But IPA is corrosive due to some acid inside the solution , will it corrode the lens ?
 

go to walmart and by a DVD cleaner disk. it looks like a DVD but has micro brushes on it to clean the lense. it runs its own software such that the laser is controlled to move to where the brushes are at different speeds.

easiest/safest way for regular person

Mr.Cool
 

IPA as an alcohol is not ionised, so it is not acidic or alkaline, and will not corrode tape heads or lenses.
as for commercial cd cleaning disks, yes that is the regular way for the majority. however as a tech minded user, like all readers here, i want to be very sure the lens is really clean, to rule out other causes. i do somewhat distrust the claimed cleaning ability of such products using dry brushes.
when a cd drive cannot read a cd it can be due to a host of factors, like laser alignment, aging or dead laser, bad cd etc.
 

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