Thank you for your reply.
I can only change brightness and contrast using the HP software. Varying these parameters did not make any difference at all (white levels up to 36 are still completely blown out when scanning at 600 dpi or lower).
I know that I would probably get better results...
Equipment: HP Officejet Pro 8500 (A910)
OS: Windows 8.1 64-bit
Software: VueScan and HP Scan (both yield same result)
I noticed that when I scan a document at a resolution of 600dpi or lower, the dynamic range of the scanner is significantly reduced at the high brightness levels. For...
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