Gemstone Refractometer, Gem Tester for All Stones, Diamond Gemstone Tester Lab Refractometers for Gold & Silver Jewelry, Measures Refractive Index 1.30-1.81

11번가 원화(KRW) 기준 가격입니다.

상품 특징

• Featuring a sturdy metal body design, it ensures the device's stability and long service life, providing reliable results for professional gemstone testing and evaluation work
• It has a refractive index measurement range of 1.30 to 1.81, covering the test values of most common gemstones; meanwhile, it offers stable performance, high precision and simple operation
• The package includes 30ml refractive index fluid and an LED flashlight, which help improve measurement clarity and make measurement results easier to read
• It can quickly and accurately identify single and double gemstones, and at the same time, it can observe the optical properties and structure of gemstones to meet multi-dimensional testing needs
• It is the most important and powerful tool for identifying and authenticating polished gemstones and semi-precious stones, providing key support in the field of gemstone testing

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