OnSale Presidium Electronic Refractive Index Meter PRIM
New Presidium Refractive Index Meter PRIM is a light and portable instrument that instantly identifies diamonds, moissanites, and colored gemstones based on their refractive index.
By accurately measuring the quantity of light reflected through the gemstone, the Presidium Refractive Index Meter (PRIM) is able to differentiate between diamonds, moissanites and other colored gemstones via their Refractive Index (R.I.)
Unlike traditional refractometers, PRIM measures the range of the R.I. values from 1.000 to 3.000, covering the most commonly known gemstones in the market, including diamonds and moissanites. In addition, a fast and easy test can be done without the inconvenience of R.I. liquid. Identifies diamonds, moissanites. and gemstones instantly,Tests flat surfaced, polished gemstones Consistent and reliable results every time, Simple and easy-to-use Clear and visible display for ease of reading measurements Light and compact tester that can be used anywhere, less than 0.50 lb, 5.5 x 315 x 1.3 in Automatic power off, R.l. Chart Reference, Protective carrying case included, Low battery indicator
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