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Text too small to copy.
Also known as: Microtext, Micro lettering
The line of very small text printed on a security document, legible under magnification.
Places text at a size legible only under magnification on a security document.
Contexts: Public information
Defeats copying rather than viewing: a photocopier or a scanner reproduces the line as a blur, so the feature's failure under reproduction is the detection method.
Contexts: Public information
Reads as a plain rule to the unaided eye, which means most people carrying such a document have never seen the feature they are relying on.
Contexts: Public information
A line that appears to the eye as a plain rule and resolves under magnification into repeated lettering.