The Visioneer OneTouch 9520 USB scanner is a photo scanner which has a built-in 35mm transparency adapter which scans at 48 bit color at 1200 dpi. This scanner has been discontinued with many other older versions of hardware for Visioneer. See this website for more details on drivers for older hardware.
With a USB 2.0 (1.1 compatible) port as well as an optical resolution of 4800 dpi which is still very good by today’s standards. Note that the Microsoft Windows 7, Vista and XP certified TWAIN and WIA driversThis download includes Windows device driver(s) (required to operate your scanner), TWAIN, and WIA drivers (if applicable).
Visioneer OneTouch 9520 USB (Windows 7, Vista & XP)
Visioneer OneTouch 9520 USB (Windows 2000)