It measure refractive index how far light is bent as it passes through the gemstone. We are proud to feature here the respected gem a brand of refractometer which is professional. Gemological white 0 002 accuracy gem refractometer gemstone refractometer model number. A gemological refractometer is your primary and most powerful tool in gemstone indenfication. The refractometer is the most important gem tester after a loupe.
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. Krüss gemstone refractometers are offered either as a compact professional or standard version. Gdrasuya10 gemological gemstone gem refractometer jewelry rhg181 1 30 1 81 ri professional gemstone ldentification gem refractometer 65 99 65. If you don t have the time to go through all the extensive documentation in the field of gemology and are just after a quick suggestion for a good gem refractometer to get you started then the following short paragraph should provide all the information you need. Reliable classification and quality control of gemstones.
Gem refractometers buying guide comparison. There are two models the basic model doesn t have a light source. Krüss offers two refractometer models designated er601 and er604 for the classification and quality control of gemstones. 0 002 stainless steel table easy to clean. Digital gem refractometer 1 4 2 0 ri gemstone gemology gemological diamond tool aluminum alloy electronic gem refractometer for jewelry stores gem studios museums currently unavailable.
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Therefore the gem n eye measures the full range of ri values between 1 300 and 3 300 from low ranging fluorite and glass then through the primary colored stone range all the way up to and beyond high index diamond including its many simulants such as cz moissanite. Tiaoyeer brix refractometer with atc digital handheld refractometer for beer wine fruit sugar dual scale specific gravity 1 000 1 130 and brix 0 32 black. Contact an expert with questions at 800 452 7769 or show now. Well it does it comes with a pencil torch it works fine but it s ugly. Unlike a traditional refractometer there is no limitation above the ri level of 1 81.Doubly refractive stones may be divided further as to whether they are uniaxial or biaxial. Fgr 002 high hardness cz test prism scale range. Doubly refractive stones may be divided further as to whether they are uniaxial or biaxial. Therefore the gem n eye measures the full range of ri values between 1 300 and 3 300 from low ranging fluorite and glass then through the primary colored stone range all the way up to and beyond high index diamond including its many simulants such as cz moissanite. Gem refractometers buying guide comparison.
Fgr 002 high hardness cz test prism scale range. 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. It measure refractive index how far light is bent as it passes through the gemstone.
