Xylem E-Line Gemological Refractometer Manual do Utilizador descarregar pdf

E-Line Gemological

Refractometer

User Guide

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E-Line Gemological Refractometer User Guide

E-Line Gemological Refractometer User Guide (Eng) B+S Code : 44-895 Issue 3A November 2008 Order Code Description 44-861 E-Line Gemolo

Product Description Refractive Index is one of the most important optical parameters used to identify and authenticate polished precious and semi-pre

Operating Instructions Method of Operation (Singly Refractive) 1. Place the instrument on a suitable table. Open the upper cover. Drop a few dro

Contact Liquids Contact liquids are required to expel air between the measuring prism and gemstone under test. The contact liquid must be of a higher

Typical Refractive Index values Gemstones Agate 1.544 - 1.553 Jade, Nephrite 1.600 - 1.641 Alexandrite 1.746 - 1.755 Jet 1.660 Almandine 1.750 -

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Xylem E-Line Gemological Refractometer Manual do Utilizador