| Advanced options | Remark | 
| Set exposure time | Enable selection of exposure time, if not enabled, scanner uses default
values. * | 
| Cal. exposure time | Define exposure time for calibration. * | 
| Scan exposure time | Define exposure time for scan. * | 
| Set lamp density | Enable selection of lamp density, if not enabled, scanner automatically
selects a value. * | 
| Cal. lamp density | Define lamp density for calibration. * | 
| Set scan lamp density | Enable selection of lamp density for scan, if not enabled scanner uses
the value that was used for calibration. * | 
| Scan lamp density | Define lamp density for scan. * | 
| lamp on | Turn on scanner lamp. * | 
| lamp off | Turn off scanner lamp. * | 
| lamp off at exit | Turn off scanner lamp when program exits (when sane_close is called)
* |