Richard Beare wrote:
>
> Hi,
> I'm about to start developing a piece of equipment that requires an A4
> area to be imaged, and then an XY stage will print on the imaged area.
> It seems that the cheapest and most compact way to capture the image is
> with a scanner of some description, however we would like to avoid
> having to move a flatbed scanner around. Does anyone have any experience
> with something like a page scanner that might be appropriate. The other
> option might be to pull apart a flatbed and try to use the mechanism,
> but I'd like to avoid this. Does anyone have any ideas about appropriate
> products that have reasonable SANE support?
You didn't say how accurate the positioning had to be.
How about a video camera mounted above the stage, and a frame
grabber card. Then put some marker on the back of the print
mechanism so the camera can align that too.
As far as I'm aware, SANE doesn't support video cameras...
>
> Thanks
>
> --
> Richard Beare, CSIRO Mathematical & Information Sciences
> Locked Bag 17, North Ryde, NSW 1670, Australia
> Phone: +61-2-93253221 (GMT+~10hrs) Fax: +61-2-93253200
>
> Richard.Beare@cmis.csiro.au
>
> --
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