Hello, I use a, I think 10 years old, Acer ScanWit 2720S slidescanner, the scan is 3720 x 2550 and between 5 - 12 Mb. and use PS CS2 I crop/resize the scan to 15 x 10cm with 300pixels/inch then NoiseNinja, shadow/highlight - curve & color balance, dust & scratch I remove with clone stamp after that ...