![](https://www.semlex.com/wp-content/uploads/2022/12/VISA-NOR-1.jpg)
Visas
Our products
Semlex offers a visa respecting the recommendations of document n°9303 part. 2 of ICAO.
General specifications
Semlex offers visas with the following characteristics:
MRZ area
The data in this area allows automatic reading of name, passport number, nationality, date of birth, gender, expiry date and personal identification number.
Format
ISO 7810 in ID3 format.
Sizes
88mm (+/-0.75mm) x 125mm (+/-0.75mm).
Tailor-made adaptation
These features are not restricted and may be adjusted as per the government’s needs.
Our securities
In order to guarantee the fiduciary security of your documents and to avoid their falsification, technical characteristics are proposed to you:
Paper characteristics
Booklet paper will offer appropriate ruggedness and absorption characteristics and may contain fibers with fluorescent properties. These fibers can be visible (colored fibers) or invisible under normal light. The pages can be assembled by a sewing thread that reacts in one or more colors under UV exposure.
![](https://www.semlex.com/wp-content/uploads/2022/12/Visa-Caracteristiques-du-papier-Semlex.webp)
Optically variable ink (OVI)
Printing ink containing optically variable pigments, which will show large color shifts (strong variations in color) depending on the angle of observation or lighting.
![](https://www.semlex.com/wp-content/uploads/2022/12/optiquement_variable.png)
Photochromic ink
Pattern appearing under the sunlight, remaining observable some time after exposure.
![](https://www.semlex.com/wp-content/uploads/2022/12/Semlex-Produits-Passport-Photocrome.webp)
Fluorescent UV ink
Ink containing fluorescent substances (pigments) which is used to print text or patterns.
![](https://www.semlex.com/wp-content/uploads/2022/12/Visa-Encre-photochrome-Semlex1.webp)
Guillochis
Fine (intricate) designs consisting of interlaced continuous lines arranged in geometric patterns with the aim of raising the barrier for re-origination and reproduction.
![](https://www.semlex.com/wp-content/uploads/2022/12/Visa-guilloche-Semlex-20150323.webp)
Hologram
Three-dimensional image (with relief effect) and changing appearance depending on the tilt of the document.
![](https://www.semlex.com/wp-content/uploads/2022/12/Visa-Encre-fluorescente-Semlex.webp)
Rainbow coloring
Coloring process used to protect security documents against color separation or copying, by subtly merging colors into each other resulting in a gradual color change.
![](https://www.semlex.com/wp-content/uploads/2022/12/Visa-Impression-irisee-Semlex.webp)
Microprint
Lines or patterns made up of very small letters or numbers that are barely perceptible to the eye.
![](https://www.semlex.com/wp-content/uploads/2022/12/Visa-MicroImpression.webp)
Numbering (black laser or inkjet)
A unique sequential number printed on or perforated in a document and used for identification. This uniqueness ensures the traceability of the document in case of loss or theft.
![](https://www.semlex.com/wp-content/uploads/2022/12/Visa-Numerotage-Semlex-20150223.webp)
Die cut security
Small form of printed cut of different themes, causing a tear if one tries to take off the paper on which it is.
![](https://www.semlex.com/wp-content/uploads/2022/12/Securite-Die-cut.webp)
Chemical markers
Safety reactants (acids, alkalis, bleaches) as protection against attempts at falsification by chemical erasure.
![](https://www.semlex.com/wp-content/uploads/2022/12/Produits-Chimique.webp)