Outdoor Refractometers

GAO Tek outdoor refractometers are specialized instruments designed for field applications, offering unique benefits tailored to outdoor environments. Here are key advantages associated with our outdoor refractometers: rugged design, portability, weather resistance, field versatility, quick measurements, ease of use, on-site decision-making, long battery life, and diverse applications.
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Showing 1–24 of 37 results

GAOTek Auto Handheld Digital Refractometer

This Auto Handheld Digital Refractometer has a sample volume of 0.3 ml, power supply of 2 × AAA (1.5 V), and temperature range of 32 °F to 104 °F.

GAOTek Autorefractometer Portable Refractometer

SKU: GAOTek-OR-205
GAOTek auto refractometer portable refractometer instrument is one of the indispensable common equipment in the petroleum industry, oil industry, pharmaceutical industry, paint industry, food industry, daily chemical industry, sugar industry and geological survey and other related factories, teaching and scientific research.

GAOTek Benchtop Fiber Optic Microscopes

GAOTek integrated benchtop fiber optic video microscopes, more high-definition, smaller size, more flexible mode of operation, easy to extend the features.

GAOTek Benchtop High-Speed Centrifuge Machine

GAOTek benchtop high-speed centrifuge machine comes with a 12 ml × 1.5 ml angle rotor (with 0.2 ml/0.5 ml adapter), which can be used for sample preparation, granulation, purification, extraction, concentration, phase separation, receptor binding, cell separation, virus separation and so on.

GAOTek Benchtop Laboratory Meter

This Benchtop Laboratory Meter has a calibration points of up to 6, temperature range of 23 °F to 266 °F, and pH range of -2.000 pH to 20.000 pH.

GAOTek Benchtop Multifunction Reactor

This Benchtop Multifunction Reactor has a time of 0 min to 120 min, power supply of 110 V to 250 V AC, and temperature range of 212 °F to 320 °F.

GAOTek Benchtop Oil Pressure Pump

GAOTek benchtop oil pressure pump is made up of top quality imported stainless steel and aluminum materials.

GAOTek Benchtop Turbidimeter

GAOTek benchtop turbidimeter for measuring suspended in water insoluble particulate matter generated by the degree of light scattering, to get the content of suspended particulate matter.

GAOTek Benchtop Turbidity Meter

GAOTek benchtop turbidity meter with the total suspended solids measurement mode, 2 to 7 points calibration, selectable 4 turbidity units.

GAOTek Digital Display Automatic Refractometer

This Digital Display Automatic Refractometer has a current of less than equal to 200 mA, power of 12 V DC to 24 V DC, and max pressure of 1 MPa.

GAOTek Digital Portable Auto Refractometer

SKU: GAOTek-OR-204
This Digital Portable Auto Refractometer has measurement accuracy of ± 0.0002 nD, Brix, ± 0.1 %, test mode of 8 and temperature resolution of 0.1 ℃.

GAOTek Digital Refractometer Portable

SKU: GAOTek-OR-213
This Digital Refractometer Portable has display of 7 in LCD touch screen, power supply of AC 110 V or 220 V ± 10% and frequency of 50 Hz to 60 Hz.

GAOTek Handheld Auto Refractor Refractometer

SKU: GAOTek-OR-211
This Handheld Auto Refractor Refractometer has an axis range of 1° to 180° (Resolution is 1°), gaze of 0° to 20°, and time per measurement of 1 s.

GAOTek Handheld Keratometer

GAOTek handheld keratometer is a handheld measuring device that calculates the radial curvature of the cornea.

GAOTek Handheld Portable Auto Refractometer

SKU: GAOTek-OR-203
GAOTek handheld portable auto refractometer machine is an innovative wavefront refractometer that precisely measures refractive errors of patients from 6 months old through adults within just seconds.

GAOTek Handheld Portable Auto Refractor Refractometer Vision Screener

SKU: GAOTek-OR-307
GAOTek handheld portable auto refractor refractometer machine is an innovative wavefront refractometer that precisely measures refractive errors of patients from 6 months old through adults within just seconds.

GAOTek Handheld Portable Refractometer

SKU: GAOTek-OR-255
This Handheld Portable Refractometer has measurement accuracy of 0.2% brix, measurement range of 0% to 32% brix and brix min. div. of 0.2.

GAOTek Handheld Refractometer

GAOTek Handheld Refractometer can measure the sugar concentration in fruit, beverage, and vegetables, can be used in beverages quality management, food industrial sector, agricultural production scientific research.

GAOTek Handheld Refractometer Meter

This handheld refractometer meter has a power consumption of 2.5 W, temperature of surrounding of 50 °F to 86 °F, and charging time of 2 hr.

GAOTek Liquid Analyzer

This Liquid Analyzer has a temperature compensation of 32.18 °F, display screen of 6.5 in LED, and dissolved oxygen resolution of 0.01 or 0.1.

GAOTek Ophthalmology Handheld Refractometer

This Ophthalmology Handheld Refractometer displays a 7" TFT LCD, measurement axis of 0° to 180° and corneal diameter of 0.07 into 0.47 in.

GAOTek Outdoor Refractometer Children’s Astronomic

SKU: GAOTek-OR-101
This Outdoor Refractometer Children's Astronomic has color of white, yellow, waterproof type of 15x to 150x and prism System of BAK-4Prism.

GAOTek Portable Auto Refractometer

SKU: GAOTek-OR-304
GAOTek portable auto refractometer determine the refractive index nD average dispersion (nF to nC) of liquids or solids and the mass fraction of dry solids in aqueous sugar solutions, that is, Brix .It

GAOTek Portable Auto Refractometer Vision Screener

SKU: GAOTek-OR-302
GAOTek portable auto refractometer vision screener is lightweight and easy to carry.