Epson Perfection V500 - Manual (Page 143)

Make any other necessary image adjustments. See one of these sections for
instructions.
Documents or photos: Adjusting the Color and Other Image Settings
Film or slides: Adjusting the Color and Other Image Settings
Size your image as necessary. See one of these sections for instructions.
Documents or photos: Selecting the Scan Size
Film or slides: Selecting the Scan Size
Click the Scan button to scan and correct backlighting in your image(s).
What happens next depends on how you started Epson Scan. See one of these sections for
details.
Documents or photos: Finishing the Scan
Film or slides: Finishing the Scan