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Bienvenue sur le portail de connaissances de Leica Microsystems. Vous y trouverez des recherches scientifiques et du matériel didactique sur le thème de la microscopie. Le portail aide les débutants, les praticiens expérimentés et les scientifiques dans leur travail quotidien et leurs expériences. Explorez les didacticiels interactifs et les notes d'application, découvrez les bases de la microscopie ainsi que les technologies de pointe. Faites partie de la communauté Science Lab et partagez votre expertise.

Forensics microscopy

Every Clue Counts – Forensics Inconceivable Without Microscopy

There is no crime without clues. They may be obvious, like a cartridge case at the scene of the crime or clear signs of crowbar damage on a door. But sometimes, clues are microscopically small.…

QTM B, 1963, the first commercial automated image analysis system for microscope images, based on a TV camera and developed by Metals Research in Cambridge, England.

50 Years of Image Analysis

Modern image analysis systems perform highly sophisticated image processing functions on images from an automated microscope and digital camera. 50 years ago, the first image analysis system was…

An ID card which has been tampered with by counterfeiters who inserted a hologram.

Is that Document Genuine or Fake? How do They Identify Fake Documents?

This article shows how forensic experts use microscopy for analysis to identify counterfeit, fake documents, such as ID cards, passports, visas, certificates, etc. Then they know if it is genuine or…

A portion of an early binocular microscope developed by John Leonhard Riddel in the early 1850s.

The History of Stereo Microscopy

This article gives an overview on the history of stereo microscopes. The development and evolution from handcrafted instruments (late 16th to mid-18th century) to mass produced ones the last 150…