8 Questions
What is a portrait in a paper bill?
A genuine-looking picture of a person
What is a watermark in a paper bill?
A hidden image of a national hero
What is a metallic thread in a paper bill?
A special thread placed vertically on the paper
What are colored fibers or security fibers in a paper bill?
Colored red and blue fibers scattered on the surface of the paper
What is a lacework design in a paper bill?
A multi-colored design that embellishes the portrait, value panels, and vignette
What makes a genuine portrait in a paper bill?
The tiny dots and lines forming the details of the face, hair, etc. that are clear, sharp, and well-defined
What is a dandy roll used for in paper manufacture?
To produce a watermark during the manufacture of the paper
What is the purpose of the geometric pattern in a lacework design in a paper bill?
To embellish the portraits, value panel & vignettes
Study Notes
Security Features in Paper Bills
- A portrait in a paper bill is a printed image of a person, often a historical figure or a national hero.
- A watermark is a translucent image embedded in the paper, visible when held against light, used to authenticate the bill.
- A metallic thread is a thin strip of metal embedded in the paper, shiny and reflective, which glows pink when held under UV light.
- Colored fibers or security fibers are tiny threads of colored paper embedded in the paper, fluorescing under UV light.
- A lacework design is a pattern of intricate lines and shapes woven into the paper, difficult to reproduce.
Paper Manufacture
- A dandy roll is a roller covered in a pattern of wires, used to create watermarks and other security features in paper.
Lacework Design
- The geometric pattern in a lacework design is used to create a complex and intricate pattern, making it difficult to reproduce and increasing the security of the bill.
Portrait Authentication
- A genuine portrait in a paper bill is characterized by precise and detailed features, with a high level of clarity and definition.
"Test Your Eye for Detail: Can You Spot the Hidden Watermark in These Life-Like Portraits?" Put your observation skills to the test and see if you can spot the hidden watermark in each portrait. These genuine and detailed illustrations will challenge your ability to pay attention to every tiny dot and line. Don't miss out on the fun and see if you have what it takes to find the hidden image in each portrait!
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