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Presumably because these exist: https://en.wikipedia.org/wiki/Photographic_filter https://en.wikipedia.org/wiki/Photographic_filter
by jldugger 6y ago
Presumably because these exist: https://en.wikipedia.org/wiki/Photographic_filter https://en.wikipedia.org/wiki/Photographic_filter
- Trombone12 6y agoThe point being made is that photoshop manipulates matrices and filters are circles made of translucent material you put on your camera; and in fact many of those photographic filters don't primarily filter light but rather distorts it in some desired fashion. "Transformations" would be much more accurate.
- 317070 6y agoIn signal processing, those transformations have always been named filters. It goes way back to the early 1900s