Epson ES-1200C - Manual (Page 71)

7. If you selected the TIFF6.0(JPEG) or JPEG format, EPSON
Scan! II allows you to choose the image quality. Since JPEG
is a Lossy compression scheme, selecting higher quality
gives you less compression. To choose the image quality,
move the Quality slide bar to the desired setting.
8. Choose OK.
The image is scanned and exported in the selected file format.
You can now import this file into your application software;
see your software manual for instructions.
Exiting EPSON Scan! II
To exit EPSON Scan! II, make sure you have saved or exported
your image file. Then choose Exit from the File menu.
Saving and Exporting Images 5-5