It takes only low UV to expose the photoresist used for PCBs. So a
blacklight will work, however, anything that gives off low UV will
work. Like plant grow lights, those slightly bluish lights you can
get even at the hardware store.
Steve Greenfield
--- crankorgan <
john@...> wrote:
> Hi,
> Years ago I tried to locate a UV light to erase Eproms. I
> got alot of bad info. The Blacklight for posters is not
> the right wavelength. UV bulbs look like a clear florescent
> light bulb. They used to come with a drop of mercury in them.
> After
> trying to buy one, I found one in a Tropical Fish store. They
> are used in a Sterilizer. Water passes past the bulb and the
> germs in the water are killed. Do not look at the light while
> it is on!!! It may look like it is not bright but it can give
> you welders flash! You will wake up 2 o'clock in the morning with
> the feeling sand is in your eyes. Be careful!
>
> John
>
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