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Gem-A Refractometer with Free R.I Liquid

In stock
£480.00 £400.00
Gem-A Instruments 1.78-1.79 Refractive Index Liquid	Gem-A Instruments 1.78-1.79 Refractive Index Liquid
Gem-A Diamond Sachet Wipes Gem-A Diamond Sachet Wipes
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The Gem-A refractometer with in-built monochromatic filter is used for measuring the refractive indices of faceted gemstones. It is also useful for testing cabochons, carvings and crystal faces and can be used to distinguish between gemstones of an optically isotropic or anisotropic nature. This instrument is supplied with 1.78 Refractive Index Liquid, a removable polarising lens and smart travel case.
More Information
Product weight (grams) 310 grams
Battery Requirements No batteries required
Technical Information *Highly accurate readings +/- 0.003
*Mounted stones may be tested depending on the setting
*RI range: 1.35 to 1.82
*Threaded eyepiece to adjust focus
*The refractometer requires an external light source such as: LAM0002, LAM0002A or LAM0002C
Dimensions (HxWxD) 70mm x 35mm x 120mm
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