Artificial Watermark
A printed pattern or symbol using inks with no tonal value (usually off-white, white opaque, transparent, reflective or oil-based inks) that only appears when the substrate is tilted to normal light and/or transmitted light.
A printed pattern or symbol using inks with no tonal value (usually off-white, white opaque, transparent, reflective or oil-based inks) that only appears when the substrate is tilted to normal light and/or transmitted light.
