Reviews Digital Gem Refractometer

Salmue Gem Refractometer,Jewelry RHG181 1.30-1.81 Professional Gemstone ldentification Gem Refractometer for Gemologists' Travel/Portable Lab Suitcase.

  • Specially designed: This refractometer is designed to measure the refractive index of gemstones and solid materials. Many people think that gem refractometers are the most important of all gem test instruments. The primary use of a refractometer is to measure the angle at which light is bent or refracted through a stone..
  • High precision, compact and easy to carry: The refractometer is highly accurate and easy to operate. Lightweight and compact, it is easy to carry. It provides important gemstone recognition as it differs from gemstones to gemstones. The refractometer is also one of the few instruments that can provide you with information on opaque gems and transparent gems..
  • High quality: low battery consumption and long service life. The possible gems continue to be eliminated by values ​​such as R.I., Color, Hardness and S.G. The transparent gemstone is tested and the surface is polished flat, which is very suitable for separating gemstones..
  • Quick identification: Quickly and accurately identify single and double gems. Helps identify diamonds, moissanite and colored gems, speeds up the identification of gems in the package, does not require RI liquids, and results in uniform and reliable results each time, with a clearly visible display for easy....
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Gain Express Gemological Refractometer 1.30 to 1.81 Ri Range

  • ✿【SPECIALLY DESIGNED】Our Gem Refractometer, specially designed for measuring the refractive index of gemstones and solid materials. Approved by strict quality and safety standards for a long and trouble-free using..
  • ✿【HIGH PRECISION】Our Jewelry Refractometer features high accuracy and easy operation. The refractometer is also one of the few instruments that can provide you with information on opaque gems and transparent gems..
  • ✿【QUICKLY AND PRECISELY】Our Professional Refractometer identify single and double gems quickly and precisely. Helps identify diamonds, moissanite and colored gems, speeds up the identification of gems in the package and results in uniform and reliable results each time, with a clearly visible display for easy reading measurements..
  • ✿【PROFESSIONAL AND PORTABLE】 Our Gemstone ldentification is Lightweight and compact, easy to carry. Low battery consumption for long service time. include: 1 * Refractometer, 1 * Electric Torch (Powered by 1 * AA battery which is NOT included)), 1 * English Manual, 1 * 3 ML Reflective Index Fluid..
  • ✿【100% RISK FREE PURCHASE】Dear Friend, We offer 24-hour customer service and a 12-month satisfaction guarantee for a completely risk-free purchase and your suggestion will help us....
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Digital Brix Refractometer, ACEGMET Automatic Temperature Compensation Brix Refractometer Range 0-53%, ±2 PSU Accuracy, 1 PSU Resolution Brix Meter

  • The measurement of refractive index is simple and quick and provides the user an accepted method for sugar content analysis. Samples are measured after a simple calibration with steam distilled water. Within seconds the instrument measures the refractive index of the brix. This digital refractometer eliminates the uncertainty associated with mechanical refractometer and is easily portable for measurements in the field.
  • It is easy to use with simple three button operation and fast with a response time under 3 seconds. Easy to clean, stainless steel sample well with unit rated to IP65 as “dust tight” and protected against water jets. Ideal for winemakers, brewers, fruit and vegetable growers, maple syrup producers, and food producers..
  • This handheld refractometer is small, light and simple to use as optical refractometer, but with the precision of a digital readout. They read samples as small as 0.3 ml. Sample temperature is initially displayed on the TFT screen followed by the measurement results. They have easy-to-read LCD that eliminates the possibility of interpretation errors..
  • SM20 digital brix refractometer is commonly used in the food and beverage, agriculture and wine industries. Fruit farmers will use a refractometer to check the sugar conte....
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HOJILA Digital Brix Refractometer Brix Meter Pocket Refractometer with ATC for Sugar Content Test, Range 0~55% Brix

  • This refractometer has automatic temperature compensation..
  • This brix refractometer is battery powered, low power consumption,automatic shutdown function without operation within 2 minutes.
  • This is a digital refractometer , refractive index / sugar conversion..
  • This brix meter , no moving parts, high sensitivity and wide dynamic linear range..
  • This pocket refractometer need less sample and less reagent ,fast analysis.
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Salinity Refractometer for Aquarium Dual Scale Salinity Tester 0-100‰ & 1.000-1.070 Specific Gravity Saltwater Tester Brine Refractometer Hydrometer with ATC Function

  • DUAL SCALE - Salinity Refractometer measures on 2 scales: Specific Gravity 1.000 to 1.070 (D 20/20) and 0-1000PPT, which allow to get the both results at just one testing.
  • EASY TO USE - The aquarium refractometer need few sample, put 2-3 drops on prism and towards light source, you can get the the accurate readings quickly from eyepiece.
  • WIDELY APPLICATION - Brine refractometer can be used for measuring salt water, salinity of water and seawater, ideal for monitoring aquariums, Marine Fishing Keeping, Agricultural, lab experiment and Educational purposes.
  • ACCURATE & AFFORDABLE - Salt water refractometer features ATC (Automatic temperature compensation) function to ensure get consistently accurate reading. Easy to operate than traditional hydrometers and more affordable than digital refractometer.
  • DURABLE & PORTABLE - Saline (brine) refractometer is made of aluminium and rubber, non-rust, anti-abrasion and durable for long time use. Comes with plastic storage box, small screwdriver and cleaning cloth, easy to organize and carry with.
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Salinity Refractometer for Aquarium, Marine Monitoring, Saltwater Testing, Dual Scale Salinity Tester 0-100 PPT& 1.000-1.070 Specific Gravity Saline Seawater Refractometer Hydrometer with ATC

  • DUAL SCALES - Saltwater Refractometer measures on specific gravity (D20/20) 1.000-1.070 and parts per thousand 0~100‰, you can get the result in two different units by one test.
  • WIDELY USE - The Refractometer designed for Aquariums, Marine Monitoring, Agricultural and Educational Purposes. Help you to control concentration of salt water easily.
  • EASY TO USE - Put 2-3 drops of sample solution after calibration on prism, towards light, then get the accurate readings. Aquarium refractometer is ideal for replacement salinity hydrometers or expensive digital salinity tester.
  • ATC FUNCTION - Aquarium hydrometer features Automatically Temperature Compensate function and always provide you accurate readings fast.
  • DURABLE & PORTABLE - Saline refractometer is made of aluminum and ABS rubber, anti-rust, non-staining and resistant abrasion, sturdy for long time use. Portable refractometer with plastic case easy to carry.
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Redxiao 【

  • Illumination : Internal Light Source with momentary/power switch.
  • Gem Gemstone Refractometer Built-in LED Light.
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Brix Refractometer with ATC, Handheld Brix Meter Hydrometer 0-32% Portable Brix Reader Tester for Measuring Sugar Content in Fruit, Saccharimeter Refractometer for Replacement Brix Hydrometer Set

  • EASY & QUICK MEASURING: After calibration, put 2-3 drops on prism, easier and fast to get the accurate readings. Brix refractometer is much easier than using a hydrometer and needs less sample solution. Affordable than a digital brix refractometer and more accurate than hydrometer.
  • MEASURING SUGAR CONTENT: Brix meter scale 0-32% designed for measuring sugar content in fruit, juice and beverage, monitoring ripeness of growing fruits and vegetables as well as for lab research. Easy for you to control the sugar intake in your daily life juice drinking.
  • AUTOMATIC TEMPERATURE COMPENSATION: 0-32% Brix meter with ATC, which can automatically compensated temp when ambient temperature changes, quick and easier to get the readings.
  • DURABLE & PORTABLE: Sugar refractometer is made of aluminum and ABS rubber, sturdy design, anti-rust and resistant to abrasion and corrosion. Optical lens with high refractive index provide accurate measurement.
  • WHAT YOU GET: Handheld brix refractometer, mini screw driver for calibration, pipette, cleaning cloth, plastic box and plastic box. 12 months quality guarantee, for any questions and please feel free to contact us.
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Gem-n-Eye Refractometer (Digital)

  • GOOD FEATURES: Lightweight and compact, easy to carry. The product is stable in performance and used by customers who say it is good.
  • APPLICATION FUNCTION: Identify single and double gems quickly and precisely. You will be very happy with the many uses to meet your needs.
  • HIGH QUALITY MATERIALS: Low battery consumption for long service time. Good quality is our goal. Only high quality can satisfy customers' satisfaction. Customer satisfaction is our driving force.
  • DESIGN CONCEPT: Specially designed for measuring the refractive index of gemstones and solid materials. The minimalist design style makes it very suitable for use.
  • OUTSTANDING ADVANTAGES: This refractometer features high accuracy and easy operation. Considered by many to be the most important of all gem testing instruments.
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Refractometer Concentration Meter, Brix Refractometer, Brix Tester 0-90% for Liquid Sugar Test

  • Accurate measurement---In the measurement of our refractometer concentration meter, the refractive index is made according to the different refractive index of the liquid, which is small and accurate..
  • Simple operation---Our refractometer concentration meter has a simple and easy-to-understand operation method, which is convenient for your use. You can quickly get started and operate..
  • Wide application---This refractometer concentration meter is widely used, this refractometer is suitable for most liquid sugar testing. Can well meet your measurement needs..
  • Convenient to carry---our refractometer is easy to use, durable and small in size and light in weight, making it easy to carry around..
  • Practical and durable---As far as practicality is concerned, the high quality of this refractometer can maintain its high performance for a long time..
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Writiany Digital Coffee TDS Concentration Refractometer, Coffee TDS Concentration Refractometer Digital Brix Refractometer Accuracy ±0.03% TDS Compact

  • Multi Functional Brix Tester: 6 in 1- Brix, Refraction Index, Salinity, Moisture Content, Baume Degree & TDS..
  • Accurate Readings: The digital refractometer can measure Brix 0-32% and Coffee concentration 0-26%, Resolution: 0.01%, Accuracy: ±0.03%TDS, Temperature: 5-45°C..
  • Follow Up Your Data: Smart control by APP to give you your extraction rate and save data via APP for next time use..
  • Fast Charging: Type-C charging port and 1 hour charging can last for 30 days(without continuous use)..
  • Portable Brix Meter: Very compact and easy to carry and it’s much smaller than a typical brix meter refractometer..
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Antifreeze Refractometer in Fahrenheit, 4-in-1 Anti-Freeze Coolant Refractometer Tester for Checking Freezing Point of Automobile Antifreeze System, Battery Fluid, Glycol, Coolant, Antifreeze Tester

  • 4-in-1 Tester - Measuring Freezing of automoblie antifreeze based on ethylene glycol or propylene glycol -60℉ to 32℉. Measuring Specific Gravity of battery acid 1.10 to 1.40Kg/L. Measuring of Windshield Washer Fluid based on ethanol or isopropyl alcohol -40℉ to 32℉. Measuring Urea Concentration in automobile diesel exhauset fluid (DEF) 30% to 35%.
  • Display In Fahrenheit - Updated antifreeze coolant refractometer in Fahrenheit (℉) display, allow you easy to read measured results by ℉ unit, no need to units conversion and save your time.
  • ATC Function - Coolant refractometer Fahrenheit can automatically compensate temperature when ambient temperature changes, eliminate the deviation, you can get the accurate results fast and easier.
  • Easy To Use - Only need 2 or 3 drops of solution and wait for few seconds, then you get the accurate results. These antifreeze tester needs less sample solution than tradistional hydrometer and less expensive then digital refractometer.
  • Durable And Portable - Antifreeze coolant tester is made of aluminum and ABS rubber, non-staining, anti-rust and stury for long perfermance. Comes with durable plastic box, portable and easy to take with you.
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0-10% Brix & Cutting Fluid Rhino Handheld Refractometer with Automatic Temperature Compensation Copper Accuracy 0.1%

  • The Rhino Brix Refractometer HR101 is made of copper and is very sturdy..
  • Brix Refractometer with Automatic Temperature Compensation ( 50°F~86°F / 10°C~30°C )..
  • The Rhino Brix Refractometer HR101 can measure Brix between 0 to 10%, the reading resolution is 0.1%..
  • The Handheld Brix Refractometer complete with a water bottle, calibration mini-screwdriver, English instruction manual, cleaning cloth, plastic....
  • We provide 2 years of quality warranty and customize services for the 0~10% Brix refractometer..
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