[sane-devel] scanner as digital camera back

[m. allan noah]

you forgot the url for your samples. also, please join the list before
starting this discussion, so the moderators wont have to approve all
your posts.

allan

On Wed, Mar 19, 2008 at 4:04 PM, Jo Dierickx <dierickxjo at gmail.com> wrote:
> Hi,
>  I converted my canon lide30 to a digital back for my cambo wideframe
>  camera, as in this project.
>  You can find some pictures I took here.
>  I've used this scanner setup with vuescan on vista and xsane on
>  ubuntu. As you can see on the examples it has the capability to
>  reproduce grate gray scales.
>  But, i only get great result in shallow light conditions, and the most
>  odd black and white spots appear.
>  I don't know jack sh...t about scanners and since i believe its all
>  about the more advanced settings i turn myself to what i believe are
>  the experts, the back end developers like you all.
>   About grayscales and lightconditions i think it would be a lot better
>  to have a scanner that can have its exposure time set. (preferably the
>  real exposure since analog gain is going to be difficult cause i
>  destroyed the led). Is this true, and does anyone know wich scanners
>  support this function?
>  About the light and dark spots, i'm very confused. This also apears in
>  the area that is not exposed to the light, it even apears when i keep
>  the camera closed. And yet is also dependant on the picture.
>  Can i start with this explanation and see where this query is taking me(us)?
>  Thanks
>  Jo
>
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