Fuzhou Hedao Trade Co., Ltd.
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  • Contact Person : Ms. wu Josie
  • Company Name : Fuzhou Hedao Trade Co., Ltd.
  • Tel : 0086-591-88280227
  • Fax : 0086-591-88280227
  • Address : Fujian,Fuzhou,Unit1704,5# Building, South of ChangLe Road, Taijiang District, Fuzhou, China.
  • Country/Region : China
  • Zip : 350011

CZ prism LED light source Gemological Refractometer

CZ prism LED light source Gemological Refractometer
Product Detailed
Related Categories:Jewelry Tools & Equipment
1.Gem Refractometer: 2.CZ Testing Table 3.Stainless Steel 4.Monochromatic LED Lights 5.Dual power supply

Gem Refractometer

Gemological refractometer,gem refractometer,gemological testerHigh hardness CZ test prism Scale range:1.35-1.81Error: ±0.002 Stainless steel table,easy to cleanBy advanced optic system,shadow edge is straight and sharp,easy to read.There are two ways of inputing the voltage:7batteries and DC3V direct current suply(AC100240V).2ml refractive index Liquid(1.78±0.005) with unique design of the bottle(Proprietary technology ZL200620096730.7)It is much safer ,much ecnomical and more convinent. 
nameR.I.birefringencenameR.I.birefringence
Opal1.42-1.45 Apatite1.634-1.6380.004
Fluorite1.45 Peridot1.654-1.6950.035
Glass1.51-1.82 Jadeite1.66± 
Sodalite1.483-1.487 Diopside1.675-1.7010.026
Lapis lazuli1.50 or 1.67 Syn.spinel1.728± 
Moonstone1.52-1.54 Chrysoberyl1.746-1.7550.01
Chalcedony1.53-1.54 Hydrogrossular1.730-1.740 
Lolite1.544-1.5530.01Syn.corundum1.762-1.7700.008
Crystal1.544-1.5530.009Almandite1.79±0.03 
Beryl1.56-1.590.008Ruby&Sapphire1.762-1.7700.008
Turquoise1.61-1.65 Zircon1.925-1.9840.059
Nephrite1.61± CZ2.08-2.20 
Topaz1.61-1.6400.009Strontium titanate2.409 
Tourmaline1.620-1.6440.02Diamond2.417 
Anslusite1.634-1.6430.01Spinel1.718-1.785 
Obsidian1.50±    

CZ prism LED light source Gemological Refractometer



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