It takes a professional operator looking at each scan. The results get you many more pixels to work with than PhtoWorks, and I think sharper scans, but it costs a lot more. I use PhotoCD for archiving really good slides and negatives. Digital camera . A digital camera can give you pictures directly to your computer, without a scanning step.
Cameras vary widely in optical quality and features.
One factor in choosing a camera is the number of pixels, but there are many others. Modern digital cameras do significant adjustment and processing onboard, and may make some kinds of Photoshop adjustment unnecessary. The camera I use produces a pre-sharpened JPG file with more pixels than I need for web pictures, so I read it into Photoshop and adjust the size. In order to prepare your pictures for web use, you need to make some decisions about who's going to look at the pictures. The variables are Average user's line speed.