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Gemstone Refractometer, Jewelry Tester Identification Tools, Refractive Index 1.300-3.000, with LCD Screen Display, for Jewelry, Gold, Silver and Diamond
4.0 (37 items)
Limited Time SaleUntil the end
07
29
36
US$162.30 cheaper than the new price!!
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Used US$108.20
Product details
| Management number | 220430410 | Release Date | 2026/05/03 | List Price | US$108.20 | Model Number | 220430410 | ||
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- 【High-Quality Material】: The workbench surfaces of the gem refractometer is precisely crafted from hard aluminum alloy, which is not only scratch-resistant and wear-resistan, ensuring no shaking interference during precise testing
- 【Accurate Foundation】: The core working principle of the instrument is based on the phenomenon of total internal reflection in optics. the refractive index is a key basis for distinguishing gem types and judging their physical properties
- 【Professional Identification, Efficient and Precise】: As a core tool in the field of jewelry identification, it can realize non-destructive, rapid, and high-precision measurement of gem refractive index, which can meet the identification needs of most common gems
- 【Easy Operations】: simply place the measuring surfaces of the gem sample close to the measuring platform to complete the refractive index measurement. it can judge whether the gem is a uniaxial crystal or biaxial crystal through the measured parameters
- 【Wide Application】: Specifically designed for measuring the refractive index of gems and various solid materials, it can quickly and accurately identify single-crystal gems, double-crystal gems, diamonds, and various colored gems, etc
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