This is Simple Scanning Utility for your ubuntu system.
This application available in ubuntu 10.04 repositories but if you want to install in ubuntu 9.10(karmic) follow this procedure
open terminal and run the following commands
sudo sudo add-apt-repository ppa:robert-ancell/simple-scan
Update source list
sudo apt-get update
Install simple scan using the following command
sudo apt-get install simple-scan
Click for the Full Story
http://www.ubuntugeek.com/simple-scan-a-simple-scanning-application.html