Digital Gemstone Refractometer, Jewelry Authenticity Tester with 1.300-3.000 RI Range, 700mAh Battery for 10000 Tests, Error ±0.005/Accuracy: 0.001
€84.40
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€84.40
Preis bei Onlinekauf
Kostenloser Versand
30 Tage kostenlose Rückgabe
Verkauft und versendet von legendaryhealing.org
30 Tage kostenlose Rückgabe Details
Produktdetails
| Artikelnummer | 219288855 | Erscheinungsdatum | 2026/05/03 | Listenpreis | €84.40 | Modellnummer | 219288855 | ||
|---|---|---|---|---|---|---|---|---|---|
| Kategorie | |||||||||
- PROFESSIONAL GEMSTONE IDENTIFICATION TOOL -- Equipped with precision optical system and LED backlight technology, this refractometer provides accurate refractive index measurements ranging from 1.300 to 3.000, with an exceptional accuracy of ±0.005 and resolution of 0.001. suitable for jewelry professionals and gemology enthusiasts to quickly identify diamonds, sapphires, emeralds, and other gemstones.
- WORKING PRINCIPLE -- Operating on the basis of total internal reflection, the gemstone tester measures one of the most fundamental optical parameters of gemstones—the refractive index. This key characteristic allows users to accurately identify and differentiate gem types based on their unique optical properties.
- EASY AND CLEAN TESTING -- Unlike traditional methods, this gem Identification Instrument requires no refractive oil. Simply place the sample’s measurement close to the platform for instant results. The process not only simplifies working but also maintains the integrity of delicate gems.
- CLEAR VISUAL READING & EXTENDED BATTERY LIFE -- Featuring a large LCD screen with backlight illumination, a high-sensitivity sensor, and intelligent electronics, the device ensures excellent readability even in low-light conditions. Powered by a rechargeable 700mAh lithium battery, it supports up to 10,000 measurements per charge, making it suitable for lab use, field gemology trips, and jewelry store applications.
- WIDE COMPATIBILITY FOR VARIOUS GEMSTONES -- Suitable for both uniaxial and biaxial crystals, this jewelry calibration test tools quickly and accurately identifies single and double gemstones—including moissanite, diamond, colored gems, natural or synthetic stones, minerals, and other solid materials. A must-have for gemologists and serious collectors.
| Item Weight | 3.3 pounds |
|---|---|
| Manufacturer | Generic |
| Item model number | m7iv3-901643 |
| Batteries required | No |
| Package Dimensions | 9.45 x 5.51 x 2.36 inches |
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