Top Handheld Refractometer Reviews

JOR Refractometer, Dual-Range Scale Device to Measure Salinity and Specific Gravity of Saltwater Aquarium and Reef Tank, Provides Accurate Reading, No Batteries Required, 1 Set per Piece

Dual-Range Scale Refractometer --- A healthy saltwater aquarium requires a salinity balance or the salt concentration in aquarium water. Refractometer by JOR helps maintain this fundamental parameter in your saltwater aquarium or reef tank, measuring both salt percentage and specific gravity. This measuring tool has a scale range of 0 to 100%, where 1% means one part per thousand (PPT) or 1000 parts per million (PPM) and with a corresponding specific gravity range of 1.000 to 1.070..
Provides Accurate Measurement Reading --- Forget guessing and estimating. This handy refractometer features automatic temperature compensation that gives precise, faster and easier readings..
Easy To Use --- Place 2 to 3 drops of aquarium water on the glass, then close the plastic cover. Look through the eyepiece as you hold it under a light source. Check the reading. The blue line indicates the exact salinity level..
High Quality And Economical --- This premium quality handheld refractometer has an aluminum alloy body, rubber grip, and adjustable focus. It doesn’t corrode, and since it is analog, it can also save you money because it doesn’t need batteries to operate, sparing you from buying replacements..
Complete Care Set --- This portable measuring device c....

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SMARTSMITH Car Antifreeze Refractometer °F Dispay 4 in 1 Ethylene Glycol, Propylene Glycol in Antifreeze Liquids Freezing Point Temperature and Freezing Point Concentration, Automotive Battery Liquid

°F UINT,US BASED DESIGN:You may already got frustrated with those °C display or not American unit.Unlike most other companies,as a US designed brand,our refractometer designed showing °F,only one unit system.With the indication you may easily know the freezing point of either ethylene glycol or propylene glycol based cooling systems,check the window washer Fluid..
4 IN 1 DISPLAY&EASY TO USE:Ethylene Glycol: -60°F-32°F,Propylene Glycol: -60°F-32°F,Battery SG: 1.100-1.400sg,Urea:30%-35%,Windshield Washer Fluid: Ethanol + water :32°F to -40°F, propylene glycol + water (SRF1): 32°F to -40°F。With the 4 in 1 display,you can master full condition of your car,track.A must have item for your cars.Only takes about 2 drops of solutions to get your readings easily.Designed for simple use,No look up table,only 2 steps ,2 drops and even 1 glances to know your reading..
ATC(AUTOMATIC TEMPERATURE COMPENSATION):Handheld antifreeze refractometerr with Automatic Temperature Compensation(ATC),no more worry about the temperature change will influence the reading accuracy.the refractometer will account for changes in ambient temperature and automatically compensate accordingly to provides accurate and repeatable measurements..

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SMARTSMITH Refractometer Honey 10-32% for Honey Moisture, Brix and Baume, 3-in-1 Uses, 58-90% Brix Scale Range Honey Moisture Tester, with ATC, Ideal for Honey, Maple Syrup, and Molasses, Bee Keeping

3 IN 1 SCALE, WIDE USE:Displays water content/ brix/ baume at the same time, specifically for honey supplies,bee keepers.The Water Content Refractometer is ideal for measuring honey, condensed milk, vegetable oils, sugar syrup, fruit jam and molasses.
ACCURATE READINGS WITH ATC:Handheld Honey Refractometerr with Automatic Temperature Compensation(ATC),no more worry about the temperature change will influence the reading accuracy.the refractometer for honey will account for changes in ambient temperature and automatically compensate accordingly to Provides accurate and repeatable measurements..
NO WASTE &EASY TO USE:Only takes about 2 drops of honey to get yourreadings.Designed for simple use,No look up table,only 2 steps ,2 drops and even 1 glances to know what your moisture/ brix/ baume is!.
AIRCRAFT ALUMIUM BODY MATERIAL: The refractometer is made of non-staining, non-corrosive and non-reactive aluminum which is lightweight to carry,anti-scratch and durable..
3 DROPPERS BONUS: In consideration of some customer feedbacks say 1 dropper is not enough for frequent uses,we have packed 3 droppers for you.Every piece of our products is strictly inspected before sale.If you have any question please don’t hesitate to contact us..

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SMARTSMITH Alcohol Refractometer for Spirit Alcohol Volume Percent Measurement with Automatic Temperature Compensation ATC Range 0-80% v/v.Alcohol Refractometer for Spirit Alcohol Volume Percent

Alcohol Refractometer designed for testing Spirit Alcohol Volume Percent, for Brandy, Whisky, Vodka etc. NOTE: Not recommend for wine or others which....
ACCURATE READINGS WITH ATC: Handheld Alcohol Refractometerr with Automatic Temperature Compensation(ATC),no more worry about the temperature change....
Endless Application:It is a portable optical instrument for Bartender, Alcohol Retailer and Food Producing etc.The scale range is 0 - 80 %V/V (V/V -....
AIRCRAFT ALUMIUM BODY MATERIAL:The alcohol refractometer is made of non-staining, non-corrosive and non-reactive aluminum which is lightweight to....
NOTE: Not recommend for wine or others which contains much sugar and other ingredients.3 DROPPERS BONUS :We have packed 3 droppers for you..

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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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Honey Refractometer for Honey Moisture,13-25% Honey Moisture Refractometer Tester with ATC,Measuring Moisture with High Accuracy for Honey, Bee Keeping Supplies

【Professional Honey Moisture Refractometer】The refractometer with ATC is specially designed for measuring the moisture content in honey. It has a high accuracy of 0.1,which is much higher than the cheap refractometer. And the clear scale can accurately and quickly reflect the measurement results. It is an ideal choice for honey suppliers and beekeepers..
【ATC Design】 The refractometer for honey moisture adopts the Automatic Temperature Compensation technology from 10℃ to 30℃ (50 F to 86 F) to reduce the measurement errors caused by different temperatures. The temperature sensor detects the temperature of the prism for temperature compensation, which makes the reading fast and accurate..
【Hand-Held Refractometer】Rugged design, 7.48”x1” small size, light weight and easy to carry around. The ridged outer shell adopts the streamlined design of telescope-shaped,which is easy to grasp.The refractometer body（except eyepiece) is waterproof and can be directly washed with water..
【Easy To Use】Drop 2-3 drops of liquid sample on the prism of the honey moisture refractometer, and then read the reading directly through the eyepiece. No need of measurement or calculation, simple operation, convenient use and time saving..

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Beer Wort Refractometer for Homebrewing Beer Dual Scale Specific Gravity 1.000-1.120 and Brix 0~32% Beerbrewing Refractometer Hydrometer with ATC Autoction Temperature Compensation

2 IN 1 REFRACTOMETER: The brix beer Refractometer with dual scales --- Brix meter scale measures drinks or solution sugar concentration widely used in....
EASY TO OPERATE: This brix refractometer is easy to use, after calibration, put 2 or 3 drops of sample on prism, and towards to light, quick get the....
AUTOMATIC TEMPERATURE COMPENSATION: Beer wort refractometer with ATC function can automatically compensation according to changes in ambient....
PERFECT REPLACE BRIX HYDROMETER: This beer refractometer need less sample solution for making or testing sugar drinks, fruit juice, and home....
ALUMINUM BODY MATERIAL: The refractometer is made of aluminum and ABS rubber, non-staining, resistant to abrasion and anti-corrosion. Lightweight and....

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Ketotek Portable Brix Beer Refractometer with ATC for Beer Wort Wine Fruit Sugar Homebrew Meter Brix 0-32% Specific Gravity 1.000-1.130 Replace Homebrew Hydrometer…

【Brix and SG dual scale】With the dual scale display,you can simultaneously measure Brix (0-32% +/-0.2%) and Specific Gravity (1.000-1.130)..
【Portable Refractometer】The beer wort refractometer is made of aircraft aluminum which is lightweight to carry,anti-scratch and durable. Sturdy....
【Bettery accuracy】With ATC-automatic temperature compensation function. The brix refractometer can adjust Automatically to Compensate for....
【Easy to use】Calibrate the refractometer.Using dropper to drop a drop of wort on the prism and close the cover plate. Then point the refractometer....
【Widely used】This refractometer can replace your hydrometer for easier and more accurate measurements. Good choice for HomeBrew, brewing , wine....

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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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Ibrewgo Beer Wort Refractometer Dual Scale Specific Gravity 1.000-1.120 + 0-32% Brix Replaces Homebrew Hydrometer

2019 brand new improved design by Ade Advanced Optics. This Abrewgo refractometer is up to 50% more accurate than the silver/black traditional refractometer.
Dual range refractometer measures the Brix and Specific Gravity of your Wort or wine.. Measures Brix: 0-32% and Specific Gravity:1.000-1.120. Features ATC for accurate readings..
This easy to use Refractometer is especially useful in measuring the ripeness (sugar content) of fruit juice, such as grapes, in degrees brix (0-32 ±0.2).
Easily calibrates with TAP water, no need to pay for distilled water. No need separate screw driver, simply turn the adjustment knob to calibrate..
This Refractometer is backed by a 2 Year - No Hassle - Free Replacement Guarantee..

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Jewelry Gem Refractometer, RHG181 1.30-1.81 Professional Gemstone ldentification Gem Refractometer,Portable Jeweler Tester Tool, Gemological Gemstone Gem Refractometer

WITH THE HELP OF CONTACT FLUID (RI FLUID) : An optical contact between glass and gemstone is made. Gem refractometer You can measure or test the refractive index of faceted stones, transparency or opacity, as well as their beauty, durability and scarcity.
PROFESSIONAL FUNCTION: Gemstone Refractometer is the most important and powerful tool for identifying and authenticating polished gemstones and semi-precious stones, as well as for observing the optical properties and structure of precious stones.Professional Gemstone ldentification.
USER-FRIENDLY DESIGN: Refractometer gemstone with integrated light source you can use it in different environments. Gemological Gemstone Gem Refractometer, Automatic Temperature Compensation (ATC) that adjusts to the climate. Low battery consumption for long operating times.
PRODUCT DETAILS: Refractive index range between 1.30-1.81 RI, power supply is AA battery (not included). And size is 13 * 6 * 3.5cm / 5.1 * 2.4 * 1.4inch. Gem refractometer, Lightweight and compact, easy to transport.
SATISFACTION GUARANTEE: This refractometer is designed to measure the refractive index of gemstones and solid materials.If you have any questions about the product, do not hesitate to contact us or ask questions in QA, Rotekt will solve yo....

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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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Rhino Beer 0-32% Brix & 1.000-1.130 Specific Gravity Refractometer for Homebrew and Automatic Temperature Compensation Replaces Homebrew Hydrometer | Teflon Coating | Wine Fruit Juice Test

Rhino Beer Refractometer can replace your hydrometer because of easy and accurate measurements. Use the liquid sampler to take three or four drops of....
Rhino Beer Refractometer can measures 0-32% Brix and 1000-1.130 SG. It is suitable for measuring the proportion of beer or malt juice ( brewing ) or....
Rhino Beer Refractometer with Automatic Temperature Compensation ( 50°F - 86°F / 10°C - 30°C )..
The surface of the refractometer is sprayed with Teflon, It has the characteristics of wear resistance, corrosion resistance, anti-static and....
Rhino Beer Refractometer complete with portable holster, water bottle, desiccant, calibration mini-screwdriver, English instruction manual, cleaning....

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