Presidium Reflectivity Meter ( PRM ) accurately measures the quality and quantity of light reflected through the stone thus give you an instant reading of its reflective index. PRM can therefore identify the nature of every uncoated stone. For your easy reference we have included a Reflectivity Chart Listing for the most common stones Synthetic Spinel, Synthetic Sapphire, Y.A.G., High Zircon, G.G.G., Cubic Zirconia, Strontium Titanate, Diamond and Synthetic Moissanite. Operates on a 9 volt battery or directly from a wall plug. ( Battery and AC adaptor are optional )
ADVANTAGE
- 100% portability with batteries operated.
- Used without the need of a thermal conductivity tester
- Read - fast, accurate and dependable ( Instantly separates Diamond from all known simulants including Synthetic Moissanite ).
- Finest quality
- 1 year factory warranty
- Size : Size : L-140mm x W-80mm x H-33mm (5.5" x 3.15" x 1.3")
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Weight : 140 g (4.9 Ozs)
* - Presidium Reflectivity meter is suitable to test loose stones or mounted gemstones, where table of the gemstone can be placed flat against the testing surface.
