Description
Gemstone Refractometer with LED Light – Accurate 1.3 to 1.81 RI Measurement for Professional Gem Identification
This precision gem refractometer offers a wide refractive index (RI) range from 1.30 to 1.81 RI with high accuracy (±0.002), perfect for identifying a broad range of gemstones. Featuring an advanced optical design with a high RI lead glass prism and built-in monochromatic LED light, it delivers clear, high-contrast readings with a sharp shadow boundary for reliable results.
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Wide RI Range (1.30–1.81): Ideal for most gemstones
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Bright LED Illumination: Ensures clear, consistent visibility
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Polarizing Lens & High-Contrast Scale: Easy-to-read measurements on black background
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Compact & Durable: Portable design (61×130×32mm) with protective leather case
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Complete Kit: Includes 3ml RI 1.78 refractive oil, flashlight with battery, and manual
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Battery Operated: Powered by a single AA battery for convenience
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1-Month Checking Warranty: Confidence and peace of mind with every purchase
Perfect for gemologists, jewelers, and collectors, this professional gem refractometer enables quick, non-destructive gemstone identification with exceptional precision.
Package Includes:
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1 x Gem Refractometer
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1 x Flashlight (with battery)
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1 x Instruction Manual
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