Portable detection appliance enabling elements marked by...

G - Physics – 01 – N

Patent

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G01N 21/64 (2006.01)

Patent

CA 2595614

The invention relates to a portable appliance for detecting fluorescent particles which are visibly excited for the authentication of products. Said appliance comprises: an excitation light source (2) provided with at least one electroluminescent diode or a laser for producing a focused light beam; a housing (1) respectively containing the light source (2) and means for electrically feeding the same; and compact optical means which can be integrated into the housing (1) or not and enable the user to instantaneously visualise the fluorescence of the marked elements excited by means of the light source (2). The appliance is used as a field detector for authenticating and tracing products having a secret identifier formed by fluorescent particles.

L'invention concerne un appareil portable destiné à détecter des particules fluorescentes excitées dans le domaine du visible pour permettre d'authentifier des produits. L'appareil comporte : - une source lumineuse (2) d'excitation dotée d'au moins une diode électroluminescente ou d'un laser pour produire un faisceau lumineux focalisé ; - un boîtier (1) pour loger respectivement la source lumineuse (2) et des moyens pour alimenter électriquement cette dernière ; et - des moyens optiques compacts intégrés ou non dans Ie boîtier (1 ) permettant à l'utilisateur de visualiser instantanément la fluorescence des éléments marqués excités par l'intermédiaire de la source lumineuse (2). L'appareil est utilisé comme détecteur de terrain pour authentifier et tracer des produits contenant un marquage secret par des particules fluorescentes.

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