[A83] Re: Happy (new year) and Euro)
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[A83] Re: Happy (new year) and Euro)
> Van: Gavin Olson <gtolson@snet.net>
>
> >The new Euro's give a neat effect when put against a blacklight.
> >(just tried it out).
> >
> >They show tiny fibers lighting up in read, blue and green, and the back
of
> >the European flag shines greenish
> >
>
> Ah. I remember this stuff when the new US bills came out. Microprint,
> black-light areas, hidden pictures. What fun. Of course, the stuff is
> almost impossible to verify in a supermarket checkout, but thats fine.
Hidden pictures is a funny technique, you print dots just as close together
that the (avarage) fotocopier sees them as one (bigger) dot, that way you
can clutter big patches together so a new picture appears when you fotocopy
the thing.
The main problem is that if the fotocopiers get better (higher resolution)
it won't work anymore. But that's not a realy big problem since there is no
special need for better copiers.
And about blacklight areas, most stores in my neighbourhood now have such a
blacklight-box. Then off coarse they'll only use it if they think you are
fakeing them...
Henk Poley <><
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