Quote:
Originally Posted by megalomania
A little over a year ago I built my own V cradle based on a picture of the Atiz BookDrive DIY. It does not look as nice as the one ereszet built, but the principle is identical. I have images of the cradle and building instructions in a thread at my website: http://roguesci.org/theforum/showthread.php?t=1232 I actually posted about my book cradle starting on page 5 of the thread.
The important innovation of my cradle is a horizontally sliding base that moves the book every turn of the page to maintain the exact same distance from camera lens to paper surface.
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Your experience and experiments have been very similar to mine. I am quite satisfied with the results I get and document/book scanning has been a routine thing for me for more than a few years now.
I have visited your thread at the site you indicated and looked at the sliding base photos but I cannot understand how the base moves the book at every turn of the page. I guess how Atiz BookDrive does it (cradle moves horizontally while the transparent cover moves only vertically) but I cannot see any cover mechanism in your solution.
As for my experience, I am using PSRemote program to control the operation of my camera from my laptop, so I can see the picture in advance on the screen and I can correct the position of the cradle a few millimiters every 20 or so book pages scanned (no sliding mechanism required).