I.R.I.S. Cardiris 4 - Manual (Page 38)

Chapter 5 – Scanning Images
30
By default the option Ask file name and location is checked. The
user is prompted to save the scans in external files.
 Choose the target explication in the Export to menu.
The Export to feature offers a direct link between your scanner and
your Mac OS photo editing applications. When no target application is
chosen, the images will be sent to the standard Mac OS application
Preview.
 Click the Export button to export your scans.
You can export scanned images instantly by dragging them from the
card toolbar to the desktop. The JPEG images are created on the fly.