Handheld Refractometers

GAO Tek handheld refractometers are portable devices designed for on-the-go measurements of a substance’s refractive index. Our handheld refractometers come with several benefits: portability, rapid measurements, user-friendly, versatility, cost-effectiveness, battery-powered, on-site monitoring, immediate decision-making, and durable construction.
We have products in stock and can ship overnight within North America. Need any help? Fill out this Ask an Expert form or email us at sales@gaotek.com

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GAOTek Handheld Mini Vision Screener Refractometer

SKU: GAOTek-RFM-114
GAOTek Handheld Mini Vision Screener Refractometer is a cutting-edge device that stands out as one of the fastest and most objective vision screeners available.
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GAOTek High Precision Digital Refractometer

SKU: GAOTek-RFM-111
GAOTek digital refractometer is a digital high-precision optical instrument designed by the principle of refraction. It is small and beautiful, easy to use, and has an LCD large-screen digital display.
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GAOTek Optometry Auto Refractometer

SKU: GAOTek-RFM-119
GAOTek Optometry Auto Refractometer uses the ARM processor and the latest domestic image processing thus making the system fast and the image clear.
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GAOTek Portable Intelligent Refractometer

SKU: GAOTek-RFM-115
GAOTek Handheld Mini Vision Screener Refractometer is a cutting-edge device that stands out as one of the fastest and most objective vision screeners available.
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GAOTek Coolant Refractometer (High Accuracy, Alarm Function)

SKU: GT00XN00ZQ
This ‘Coolant Refractometer (High Accuracy, Alarm Function)’ is a digital refractometer which accurately measures the freezing point of substances such as propylene/ethylene glycol.
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GAOTek Refractometer with Alarm (High Precision, Auto Shut Off)

SKU: GT00XN00ZU
This portable ‘Refractometer with Alarm (High Precision, Auto Shut Off)’ is designed for clinical applications such as measuring specific gravity of urine, total protein in serum or plasma, and refractive index.
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GAOTek Refractometer with Wide Measuring Range (3 Parameters)

SKU: GT00XN00ZO
This Refractometer with Wide Measuring Range (3 Parameters) is a precise optical device specially designed to determine the water content in honey with three-scale measurement (water, Baume and Brix) which provides direct reading.
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GAOTek Refractometer with Wide Measuring Range (Alarm Function)

SKU: GT00XN00ZP
This Refractometer with Wide Measuring Range (Alarm Function) is an optical refractometer which measures the brix concentration, refractive index or other parameters.
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GAOTek Refractometer with Wide Measuring Range (Auto Shut Off)

SKU: GT00XN00ZT
This Digital Refractometer with ‘Wide Measuring Range (Auto Shut Off)’ is used to measure specific gravity and refractive index and works within a temperature range of 32 °F to 104 °F .
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GAOTek Salinity Refractometer (High Precision, Auto Shut Off)

SKU: GT00XN00ZS
This Salinity Refractometer(High Precision, Auto Shut Off) is used to measure brix concentration, salinity and refractive index and works within a temperature range of 32°F to 104°F and has an automatic shut off function after 3 minutes.
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GAOTek Wine Refractometer (High Accuracy, Auto Shut Off)

SKU: GT00XN00ZR
This Wine Refractometer (High Accuracy, Auto Shut Off) is specially designed to measure the sugar contents in wine with four scale parameters Mass SW % (Brix), Probable Alcohol (AP), Oechsle (German) and KMW (Babo).
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Light-Weight Refractometer (Small Size, Energy Efficiency)

SKU: GT00XN00ZZ
GAOTek Light-Weight Refractometer is a small-sized device for measuring solution’s refraction index of under different temp and saves energy (over 8000 times).
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