At the end of 1991 the development of a digital film scanner and computer-controlled measuring system started, that was commercially used a few years later.
Some image scanners, especially film scanners provide an additional infrared channel.
They have meanwhile, however, been scanned with a film scanner allowing for formats up to 20X30 cm.
Film users can use a film scanner, thus mixing the two technologies.
Ektar 100 is very suitable for digitizing using a film scanner.
Generally, film scanners have very high optical resolution, such as 2,400dpi or greater.
If I had tried to use my film scanner for the project, it would have taken an inordinate amount of time.
This scheme is sometimes used in high-end film scanners and cinematic postproduction.
To me, with no film scanner handy, it's also a quick way to turn a conventional photographic negative into a surprisingly good positive digital image.