There are many different types of gemstones that can be refractometers. The best type of refractometer for a variety of applications is the beryl refractometer. This type of refractometer has a very high resolution and is perfect for measuring small angles in gems.
1. Gem-n-Eye Refractometer (Digital)
If you’re looking for an accurate and easy to use Refractometer, the Gem-n-Eye Refractometer is the perfect choice. It has internal database of 200 gems, so there’s no need to convert values or cross reference to separate charts, or plug into a computer – it’s already a computer! The Gem-n-Eye also includes Diamond and its many simulants, along with Zircon and certain Garnets that are beyond the reach of traditional Refractometers. Additionally, the Gem-n-Eye is accurate to about .010 of an RI value, so you can be sure you’re getting the best possible results. And because it’s designed mainly for faceted gems, it gives you a digital readout
2. Clina Jeweler Tester Tool, Professional Gemstone ldentification
The Clina jeweler tester tool is a very compact and easy to carry gem refractometer. It is used to measure the refractive index of gems and solid materials. The size is about 13 * 6 * 3.5 cm/5.1 * 2.4 * 1.4 inches. It is characterized by its compactness and lightness, and is very popular in the jewelry industry. The Clina jeweler tester tool is a very cost-effective, easy to operate gem refractometer that is easy to use without mistakes. It has a high precision and can measure the refractive index of gemstones and solid materials with a range of 1.30 to 1.81 RI. The Clina jeweler t
3. Digital Tester Gem Refractometer,Gem Instrument Gem Tool Professional Gemstone ldentification Built
The Gem Refractometer is a valuable tool for gemologists and is just as good as the expensive models used in gemological institutes. With the aid of Contact liquid, that will create an optical contact between the glass and the gemstone, you can measure or test the Refractive Index of faceted stones, transparency or opacity, and its beauty, durability and scarcity.
4. ZHIRCEKE Built-in LED Light Source – Jeweler Tester Tool Digital Gem Refractometer for Gemstone Ldentification Measure Refractive Index Gems Value
1.Good quality and compact design.
2.Measuring range: Gem refractometer is a low-cost, lightweight measuring instrument used by jewelers and gem traders to measure polished gemstones with a refractive index ranging from 1.30 to 1.81 RI.
3.Can be used in different environments.
4.High precision and easy operation.
5.Cost-effective, easy to operate without mistakes.
6.Stable diamond measuring instrument.
5. ZHIRCEKE Digital Gem Refractometer Gemological Gemstone Refractometer Machine Gemstone Refractive Index Measuring Tool RHG181 1
This is a very high quality gem refractometer. It is easy to use and very accurate. It is perfect for gem testing and is a very cost effective way to measure refractive index.
6. OBODN Built-in LED Light Source Digital Gem Refractometer for Jewelry Gemstone Ldentification Measure Refractive Index Gems Value
The OBODN Built-in LED Light Source digital gem refractometer is the perfect tool for gemstone identification. It can measure the Refractive Index of faceted stones, and can also be used to identify whether a particular stone is Isotropic or Anistropic. By purchasing this product, you will be able to solve your problem and make your life easier.
7. Digital Gem Refractometer for Jewelry Gemstone ldentification Measure Refractive Index Gems Value
-The gem refractometer can measure the refractive index of gems non-destructively, quickly and accurately
-The gem refractometer can determine other light characteristics of gems
-The gem refractometer is the most important tool for gem determination and the most powerful tool for identifying gem species
8. ZHIRCEKE Digital Gem Refractometer, Professional Gem Instrument Gemstone ldentification Tool Built
The ZHIRCEKE digital gem refractometer is perfect for gemstone ldentification and identification. It features a low battery consumption for long service time, and is easy to operate. It is also lightweight and compact, so it is easy to carry around.
9. Redxiao 【𝐁𝐥𝐚𝐜𝐤 𝐅𝐫𝐢𝐝𝐚𝒚 𝐋𝐨𝒘𝐞𝐬𝐭 𝐏𝐫𝐢𝐜𝐞】 Jewelry Refractometer
1. Redxiao is an energy-saving Jewelry Refractometer.
2. This gemstone tester is also a professional Refractometer.
3. It is easy to use and has high accuracy.
4. This gem refractometer is safe and reliable.
5. It is quick and Precise.
10. Jewelry Refractometer, Portable Lightweight 1
This refractometer is great for gem testing. It is lightweight and compact, making it easy to carry. Additionally, it features good quality materials that make it an excellent choice for those looking for accuracy and usability. Additionally, the product is reliable and used by customers who appreciate its high accuracy and easy operation.
11. Salmue Gem Refractometer,Jewelry RHG181 1
The purchase of the Salmue Gem Refractometer,Jewelry RHG181 1 will make your life easier as it will help you to quickly and accurately identify single and double gems, as well as to identify gems in the package. Additionally, it will help you to speed up the identification of gems in the package and to achieve uniform and reliable results each time.
12. Gem Refractometer,Jewelry RHG181 1.30-1.81
The refractometer is a highly accurate and easy to operate instrument that helps you recognize gems and other solid materials. The refractometer is designed to measure the angle at which light is bent or refracted through a stone, which can help you identify diamonds, moissanite and colored gems, speed up the identification of gems in the package, and remove any potential errors that may occur with gem testing methods.
13. Ade Advanced Optics GL500 Gemological Gemstone Gem Refractometer Built
Ade’s GL500 gemological gemrefractometer is considered to be the most important of all gem testing instruments. Its built-in LED light source makes it easy to see the results of your examinations, while the range of measurement is exquisite.
14. Gem Refractometer Jewelry 1.30-1.81, Professional Gemstone ldentification Refractometer Portable for Measuring Refractive Index
This gem refractometer is an excellent tool for refractive index determination. The low battery consumption and easy operation make it an easy tool to use, and the concise design makes it simple to read. The refractive index range is very wide, so it is perfect for identification of gems and solid materials.
15. Presidium Electronic Refractive Index Meter II
This is aPresidium Electronic Refractive Index Meter II. It is a consistent and reliable meter that can measure the refractive index of a variety of gemstones, including diamonds, moissanites, and colored gemstones. The meter also eliminates the possibility of gemstones being analyzed incorrectly by relying solely on RI values. Additionally, the meter is helpful in distinguishing diamond, moissanite, and colored gemstones from other objects.
16. 2 Bottles/Each 3 ML Refractive Index Fluid Oil
The GL-01 refractive index fluid can be used to reduce or eliminate glare from a gem’s surface, facilitating inspection of the gem’s interior for inclusions and other defects. By using the refractive index fluid, you can Testing all of your gemstones within the measuring range of 1.30 to 1.80 refractive index. In addition, the guarantee of after-sales service keeps you safe and satisfaction guaranteed.
17. Gemological Gemstone Gem Refractometer Built
The Gemological Gem Refractometer is an incredibly important tool for gem testing. It is built with a built-in LED light source and 3 x 1.5v batteries, making it easy to use. The measurement range is 1.30 – 1.81, and the polarizing filter helps to ensure accurate readings. The hard and soft cases are included, making it easy to test gems in any condition.
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Pick The Best Digital Gemstone Refractometers Based On Your Needs
How do you use a refractometer for gemstones?
To use the refractometer, open the lid, then place a small amount of R.I. fluid on the refractometer’s measuring glass using the bottle’s built-in dropper. This fluid is necessary to create “optical contact” between the glass and the gemstone.
Is the gemological refractometer out of stock?
This item is temporarily Out of Stock. A Gemological Refractometer is your primary and most powerful tool in gemstone identification. As with any typical critical angle refractometer, it will measure the Refractive Index of faceted stones, transparent to near opaque, whether loose or mounted (in many cases), up to an R. I. value of 1.81.
What does a refractometer measure?
As with any typical critical angle refractometer, it will measure the Refractive Index of faceted stones, transparent to near opaque, whether loose or mounted (in many cases), up to an R. I. value of 1.81. We are proud to feature here the respected Gem-A brand of Refractometer, which is Professional grade, as seen in the photo.
What is the best refractometer brand?
We are proud to feature here the respected Gem-A brand of Refractometer, which is Professional grade, as seen in the photo. This model is sturdily built and of the finest quality. It includes an integrated Monochromatic Filter precluding the need for a special monochromatic illuminating light.
Conclusion
The refractometers are a great way to measure the color of gems and minerals. They use a mirror to reflect light at specific angles, and then read the color difference. This allows you to measure the brightness, hue, and other features of gemstones.
If you’re looking for an accurate and easy to use Refractometer, the Gem-n-Eye Refractometer is the perfect choice. It has internal database of 200 gems, so there’s no need to convert values or cross reference to separate charts, or plug into a computer – it’s already a computer! The Gem-n-Eye also includes Diamond and its many simulants, along with Zircon and certain Garnets that are beyond the reach of traditional Refractometers. Additionally, the Gem-n-Eye is accurate to about .010 of an RI value, so you can be sure you’re getting the best possible results. And because it’s designed mainly for faceted gems, it gives you a digital readout
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