Optical Instrument

4,222 products

$Diamond Authenticity Tester Instrument Data Gem Refractometer Diamond Refractive Index Checker Gemstone Identification Tool$

Diamond Authenticity Tester Instrument Data Gem Refractometer Diamond Refractive Index Checker Gemstone Identification Tool

$195.00

$Portable Refractometer 0-10 Brix / 0-100 Salt / 1.000-1.070 Specific Gravity Brix / Salinity Tester$

Portable Refractometer 0-10 Brix / 0-100 Salt / 1.000-1.070 Specific Gravity Brix / Salinity Tester

$9.09

$Wine Tester Refractometer Brix Meter Sugar 0-40% Alcohol 0-25% Alcohol Tester$

Wine Tester Refractometer Brix Meter Sugar 0-40% Alcohol 0-25% Alcohol Tester

$7.14

$External Handheld Gemstone Identification Instrument Gem Refractive Index Measurement Manufacturer Gem Refractive Identification Instrument$

External Handheld Gemstone Identification Instrument Gem Refractive Index Measurement Manufacturer Gem Refractive Identification Instrument

$63.64

$Portable Handheld Refractometer Sugar Tester 0-90 Brix Range Dessert Cream Candy Juice Measuring Instrument$

Portable Handheld Refractometer Sugar Tester 0-90 Brix Range Dessert Cream Candy Juice Measuring Instrument

$7.25

$Handheld Refractometer for Brix in Fruits/Juices and Salinity in Aquaculture/Brine$

Handheld Refractometer for Brix in Fruits/Juices and Salinity in Aquaculture/Brine

$6.36

$Milk concentration refractometer 0-20% handheld detector soy milk concentration meter 0-25%$

Milk concentration refractometer 0-20% handheld detector soy milk concentration meter 0-25%

$13.18

$Handheld Optical Salinity Refractometer, Soup Concentration Meter, Brine Food Salinity Meter, High-Precision Salt Tester$

Handheld Optical Salinity Refractometer, Soup Concentration Meter, Brine Food Salinity Meter, High-Precision Salt Tester

$13.41

$Copper Refractometer 2-in-1 0-32 Brix Sugar Meter Fruit Sweetness Tester 0-28 Salinity Meter Brine Detector Refractometer$

Copper Refractometer 2-in-1 0-32 Brix Sugar Meter Fruit Sweetness Tester 0-28 Salinity Meter Brine Detector Refractometer

$8.41

$Handheld Refractometer Brix Meter 0-90 Brix Measuring Instrument Sugar Content Tester Emulsion$

Handheld Refractometer Brix Meter 0-90 Brix Measuring Instrument Sugar Content Tester Emulsion

$23.86

$Handheld Refractometer Brix Meter Juice Sweetness Tester Portable Salinity Meter Handheld Refractometer Concentration Meter$

Handheld Refractometer Brix Meter Juice Sweetness Tester Portable Salinity Meter Handheld Refractometer Concentration Meter

$6.36

$Handheld Refractometer Alcohol Tester Alcoholmeter for Baijiu Ethanol Alcohol Concentration 0-80% Refractometer$

Handheld Refractometer Alcohol Tester Alcoholmeter for Baijiu Ethanol Alcohol Concentration 0-80% Refractometer

$8.41

$Brix Refractometer Sugar Meter Fruit Watermelon Sweetness Tester Digital Brix Meter Concentration Meter Waterproof Brix Refractometer$

Brix Refractometer Sugar Meter Fruit Watermelon Sweetness Tester Digital Brix Meter Concentration Meter Waterproof Brix Refractometer

$24.32

$Aluminum Handheld Brix Refractometer 0-50% Tester Fruit Sweetness Meter Refractometer Prism Refractometer$

Aluminum Handheld Brix Refractometer 0-50% Tester Fruit Sweetness Meter Refractometer Prism Refractometer

$13.41

$Handheld Refractometer Honey Measuring Refractometer Honey Baume Meter 58-90% Brix Sugar Content Tester$

Handheld Refractometer Honey Measuring Refractometer Honey Baume Meter 58-90% Brix Sugar Content Tester

$8.64

$Cutting fluid concentration meter, emulsion coolant detector, concentration meter, concentration meter, refractometer, handheld refractometer$

Cutting fluid concentration meter, emulsion coolant detector, concentration meter, concentration meter, refractometer, handheld refractometer

$8.18

$Handheld Refractometer for Honey Measurement, Honey Baume Degree Tester, 58-90% Brix Sugar Meter$

Handheld Refractometer for Honey Measurement, Honey Baume Degree Tester, 58-90% Brix Sugar Meter

$9.09

$Factory Direct Supply Aluminum Handheld Cat and Dog Urine Specific Gravity Refractometer Portable Clinical Cat and Dog Urine Detector$

Factory Direct Supply Aluminum Handheld Cat and Dog Urine Specific Gravity Refractometer Portable Clinical Cat and Dog Urine Detector

$8.18

BOXSEA 25°C Temperature Compensated Salinity Meter, Seawater Salinity Meter, Aquaculture Salinity Meter, Large Font Salinity Meter

$13.18

$Portable clinical cat and dog urine specific gravity refractometer manufacturer direct sales$

Portable clinical cat and dog urine specific gravity refractometer manufacturer direct sales

$6.82

$Portable Handheld Honey Refractometer 58-90% Brix Sugar Content Tester Precision Optical Density Measuring Instrument$

Portable Handheld Honey Refractometer 58-90% Brix Sugar Content Tester Precision Optical Density Measuring Instrument

$9.32

$Portable Refractometer 0-22/0-25/0-40Birx Wine Three-in-One Detection Handheld Refractometer$

Portable Refractometer 0-22/0-25/0-40Birx Wine Three-in-One Detection Handheld Refractometer

$7.50

$0-32% Sugar Meter Fruit Juice Sweetness Tester Refractometer Cutting Fluid Concentration Meter Optical Density Meter with Box$

0-32% Sugar Meter Fruit Juice Sweetness Tester Refractometer Cutting Fluid Concentration Meter Optical Density Meter with Box

$7.73

$Handheld Refractometer 0-32% Brix Meter Juice Syrup Dessert Concentration Tester Cutting Fluid Sugar Content Measuring Instrument$

Handheld Refractometer 0-32% Brix Meter Juice Syrup Dessert Concentration Tester Cutting Fluid Sugar Content Measuring Instrument

$7.05

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