[rescue] Vax source code

[Stéphane Tsacas]

Le vendredi 11 octobre 2013, Dennis Boone a icrit :

>  > I have a flatbed scanner that can do 8.5"x14" at 300dpi (actually, the
>  > max is 300 dpi one way and 600 dpi the other); if that's good enough to
>  > be useful,...
>
> Far too little resolution.  Whole characters are going to be on the
> order of 0.1 mm wide.  You'd need, what, 5-10 pixels per character width
> to make them readable?  300 dpi will give you _1_ pixel per character.
> Googling, I see some folks claiming to get usable results with hacked up
> setups at 2400 to 4800 dpi.


Yes, you really need a high res scanner with the microfiche, or maybe you
can take pictures of the screen of a microfiche reader and apply some OCR
then.
Stephane



> _______________________________________________
> rescue list - http://www.sunhelp.org/mailman/listinfo/rescue
>


--
Stephane
FreeDonne <http://www.freedonne.org> Join FreeDonne - Rejoignez FreeDonne.