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Hi Paul,
just wanted to let you know that we tried this out and prototyped it a
bit. it worked pretty well, but we'd like to move to something that can
take all 10 fingerprints of a visitor at the same time. any suggestions?
thanks,
Rita
Paul Orselli wrote:
> ISEN-ASTC-L is a service of the Association of Science-Technology Centers
> Incorporated, a worldwide network of science museums and related
> institutions.
> *****************************************************************************
>
>
> Hi Rita,
>
> One of the simplest ways to do this I've seen recently is a plain
> piece of tempered glass over a box that was well lit from the sides.
>
> Below the glass, inside the box, was a standard video camera zoomed
> in on the glass.
>
> You squashed your thumb or finger onto the glass and got an excellent
> fingerprint image on the monitor nearby (you could port the image to
> your software/application as well.)
>
> The beauty of this setup was that previous visitors' smudges, prints,
> etc. were always "over-ridden" by your real time image so there was
> no need to clean the glass (unless you wanted to!)
>
> All in all, a highly evolved exhibit component!
>
> Good Luck!
>
>
> On Jan 3, 2007, at 10:42 AM, Rita Mukherjee Hoffstadt wrote:
>
>> We'd like for visitors to be able to electronically magnify and
>> compare their fingerprints. We need a fingerprint scanner/camera
>> that has a webcam style USB video OR analog NTSC video output.
>
>
> ----------------------------------------------------------
>
> Paul Orselli, President and Chief Instigator
>
> Paul Orselli Workshop (POW!)
> 1684 Victoria Street
> Baldwin, NY 11510
>
> www.orselli.net
>
> (516) 223-1043 voice
> (516) 238-2797 mobile
>
> The Great Big List of Exhibit Resources: http://www.orselli.net/
> sources.htm
>
>
>
>
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