Metal detector
Unprecedented Technology: Deephunter metal detector is the first detector in the world to combine the ability to locate Deep Treasures, Cavities and Individual Coins in one unit. Now, you can purchase a single, powerful detector that is capable of locating BOTH individual coins AND larger treasures at extreme depth. Deephunter metal detector features both a […]
Presidium gem tester
A light and portable instrument that instantly identifies diamonds and most colored gemstones based on their thermal properties. Presidium Gemstone Tester / Colored Stone Estimator is the only colored gemstone thermal tester in the industry. It provides a quick and easy way to identify diamonds and separate common colored gemstones from one another based on […]
X-ray fluorescence spectroscopy (XRF)
How does XRF work? XRF is an acronym for X-ray fluorescence spectroscopy. XRF is a non-destructive analytical technique used to determine the elemental composition of materials. Handheld XRF analyzers work by measuring the fluorescent (or secondary) X-rays emitted from a sample when excited by a primary X-ray source. Each of the elements present in a […]