I always scan at the highest "optical" resolution that my scanner can handle. After all you can always resample/resize an image smaller without losing too much image quality but increasing the image ...
The Epson Perfection 4490 Photo is a speedy midrange scanner that offers a 4800 dpi scanning resolution and a built-in transparency unit with support for 35mm slides and filmstrips. It did a ...
Computed Radiography (CR) is a digital imaging technology where phosphor imaging plates replace conventional radiographic film. After the imaging plates are exposed to radiation, the CR scanner ...