Showing 337–360 of 410 results

GAOTek Portable Refractometer

SKU: GAOTek RM-147
This Portable Refractometer has measuring range of 1.30 RI to 1.81 RI, accuracy of ±0.02 RI and built-in LED illumination.

GAOTek Portable Refractometer

SKU: GAOTek-SR-221
GAOTek Portable Refractometer is an automatic device equipped with high-performance linear CCD photosensitive components.

GAOTek Portable Refractometer

SKU: GAOTek-MRR-103
GAOTek Portable Refractometer has AI-Optic, the groundbreaking vision screener, marries infrared photorefraction with AI's deep learning, achieving unparalleled accuracy.

GAOTek Portable Refractometer

SKU: GAOTek-WMR-207
GAOTek Portable Refractometer is an automatic device equipped with high-performance linear CCD photosensitive components.

GAOTek Portable Refractometer

SKU: GAOTek-ARFM-241
GAOTek auto portable refractometer is an innovative wavefront refractometer that precisely measures refractive errors of patients from 6 months old through adults within just seconds.

GAOTek Portable Refractometer Vision Screener

SKU: GAOTek-OR-212
This Portable Refractometer Vision Screener has an axis of 0° to 180°, measurement time of 5 s to 15 s and measuring distance of 100 cm, ±1.97 in.

GAOTek Portable Screener Refractometer

SKU: GAOTek RM-142
This Portable Screener Refractometer has scope range of -10.5 D to +7.5 D, 5-in color LCD screen and 5 hours of battery life.

GAOTek Portable Sugar Brix Meter

SKU: GAOTek-SR-313
GAOTek portable sugar brix meter is a digital display high -precision optical instrument designed using the principle of refraction, which can be used to measure the sugar content  of liquids, such as fruits and beverages.

GAOTek Portable Sugar Refractometer

SKU: GAOTek-SR-206
This GAOTek Portable Sugar Refractometer has measurement range of 0 % to 94 %, brix range of 0 % to 94 % and measurement accuracy of ± 0.2 %.

GAOTek Portable Sugar Refractometer

SKU: GAOTek-SR-216
This GAOTek Portable Sugar Refractometer has a measurement range 0 % to 90 %, measurement accuracy 0.1 % to 0.5 %, sample 3 mL, weight 100 g.

GAOTek Portable Sugar Refractometer

SKU: GAOTek-SR-316
This GAOTek Portable Sugar Refractometer has a measurement range 0 % to 90 %, measurement accuracy 0.1 % to 0.5 %, sample 3 mL, measure time 3 s.

GAOTek Portable Table Refractometer

SKU: GAOTek-OR-207
GAOTek portable table refractometer is equipped with a high performance linear CCD sensor.

GAOTek Portable Touch Handheld Auto Refractometer

SKU: GAOTek-OR-206
GAOTek  Portable Touch Handheld Auto Refractometer has a range of 0° to 20°, display of 5 in touch screen and measuring distance of 1 m ± 5 cm. 

GAOTek Portable Water Quality Analyzer

SKU: GAOTek-ORM-101
GAOTek portable water quality analyzer is a portable multi-parameter water quality monitoring instrument used for testing water quality.

GAOTek Processing Refractometer

SKU: GAOTek-HPLR-106
This Processing Refractometer has a measure range of 0% to 53%, accuracy of Brix of ±0.1%, and operating current of less than equal to 200 mA.

GAOTek Professional Automatic Refractometer

SKU: GAOTek-ARFM-234
This Professional Automatic Refractometer has a measurement accuracy of 0.01 sg, measurement accuracy of ±0.1% and temperature resolution of 32.1 ºF.

GAOTek Professional Wine Refractometer

SKU: GAOTek-WRFM-107
This GAOTek Professional Wine Refractometer has Min 0.1 % Brix, Brix Range of 0 % to 35 %, battery of 3 V x 1.5 V AAA Accuracy of 0.2 % Brix.

GAOTek Programmed Handheld Auto Refractometer

SKU: GAOTek-HRFM-286
This programmed handheld auto refractometer has a spherical interval of 0.25D, an axis range of 0 ° to 180°, and an axis tolerance of ±5°.

GAOTek Projector Ophthalmic Refractometer

SKU: GAOTek-RR-208
This Projector Ophthalmic Refractometer has a power saving function of 10 min, power consumption of 80 W and projection distance of 1.5 m to 7 m.

GAOTek Refractive Index for Scale Division Refractometer

SKU: GAOTek-WMR-209
This Refractive Index for Scale Division Refractometer has a testing scale of 1.35 to 1.85, accuracy of 0.002 and power supply of 100 V to 240 V.

GAOTek Refractive Index Monitoring Tester

SKU: GAOTek-AR-127
GAOTek refractive index monitoring tester adopts the principle of critical angle detection.

GAOTek Refractometer

SKU: GAOTek-BR-110
This Refractometer has a sphere range of -10.00 D to +10.00 D, cylinder range of -5.00 D to +5.00 D, step 0.25 D, and axis of 1 ° to 180 °, 1 °.  

GAOTek Refractometer Auto Handheld

SKU: GAOTek-MRR-111
This Refractometer Auto Handheld has angle of corneal of 1° to 180°, monitor of 5.7 in colour LCD, and corneal astigmatism of 0.00 D to 15.00 D

GAOTek Refractometer Digital Handheld Portable

SKU: GAOTek-OR-202
This Refractometer Digital Handheld Portable has resolution of 0.1 % Brix, precision of 0.5 % Brix and environment temperature of 10 to 40.