Magnifiers and Tools

The numismatic magnifiers and tools encompass all instruments used for the examination, identification and preservation of coins, banknotes and medals. These tools are essential for both beginner collectors and professional numismatists for the rigorous analysis of coins.

Numismatic magnifiers are the primary tool for the visual examination of a coin. Available in various magnifications, generally from 5x to 30x, they allow observation of fine details of dies, reliefs, inscriptions, mint marks and the state of preservation of a coin. The most common models include hand magnifiers, stand magnifiers for static examination, and LED magnifiers incorporating lighting to reveal surface details.

Digital microscopes and binocular stereo microscopes offer higher levels of magnification, enabling in-depth study of surfaces, detection of double strikes, die retouching or metal alterations. They are particularly used for the expertising of rare and high-value coins.

Precision scales are among the essential tools of the numismatist. They allow verification of the exact weight of a coin and comparison with official weight standards, thus contributing to authentication and counterfeit detection. Numismatic scales generally offer precision to the hundredth of a gram.

Vernier calipers and numismatic gauges allow precise measurement of the diameter and thickness of a coin. These measurements, combined with weight data, constitute reliable indicators during identification and authentication procedures.

Ultraviolet lamps are used to detect chemical interventions on monetary surfaces, excessive cleaning, restorations or certain fakes made from materials that react differently to UV light. They are also used for the examination of banknotes and the detection of certain watermarks and security inks.

Metal testers and Fisch effect devices allow verification of the metallic composition of a coin without destructive contact. These tools are particularly useful for identifying plated coins or those made from alloys not conforming to original issues.

All of these numismatic supplies meet specific needs for identification, classification and evaluation, and form part of a methodical approach inherent to the serious practice of numismatics.