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Any of several instruments used to measure the index of refraction of a substance.


(General Physics) any instrument for determining the refractive index of a substance
refractometric adj
ˌrefracˈtometry n


(ˌri frækˈtɒm ɪ tər)

an instrument for determining the refractive index of a substance.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.refractometer - measuring instrument for measuring the refractive index of a substance
measuring device, measuring instrument, measuring system - instrument that shows the extent or amount or quantity or degree of something
References in periodicals archive ?
Many facilities report the savings of tens of thousands of dollars and more annually thanks to the improved measurement capabilities of today's refractometers. Quality control managers can feel more confident that their measurements, and thus their products, are truly better than ever.
The Refracto 30GS, a compact refractometer for laboratory and production environment measurements, has a wide measuring range (nD 1.32 to 1.65) compared to ether portable digital refractometers.
Two multipurpose instruments, the DENSITO 30P and the REFRACTO 30P, expand the company line of benchtop density meters and refractometers. In addition to displaying plain measured values, both models automatically compensate temperature and can directly calculate the concentration of a sample in common units, such as percent alcohol or BRIX.
The Analytical Division of Leica Microsystems designs, manufactures and sells a full line of laboratory and portable/field refractometers including instruments you will recognize as industry standards as well as leading edge, state-of-the-art new products.
Leica Dual Single Shadowline Refractive Model Array Array Detection Index Range Arias 500 Optimatrix[TM] automatic 1.3 to 1.7 and manual AR 600 yes automatic 1.32 to 1.52 AR 400 yes automatic 1.33 to 1.52 Auto ABBE yes automatic 1.33 to 1.52 ABBE Mark II yes manual 1.37 to 1.7 The complete line of Leica benchtop refractometers includes models to meet demanding applications in testing, quality assurance and process control.
perimeters, rulers, photometers, refractometers, stopwatches, analyzers, ion meter, instruments for determining the concentration of ethanol vapor in exhaled air, temperature and humidity meter 65 units.
* Applications include cameras, weapons, refractometers, machine inspection
Williamsville, NY, November 19, 2014 --( FB Displays & Designs (FBD2) collaborated with Reichert SPR, designer and manufacturer of optical refractometers, to construct a stunning 10' display for use at various trade shows throughout the country.
A simple menu structure, featuring a METHOD system, is similar to the wide range RFM series of Peltier controlled refractometers commonly found across the industry.
Refractometers are used frequently in veterinary medicine to allow practitioners to have a rapid and inexpensive assessment of urine osmolality.
The T-rEX also has a flow cell with a total volume of 7.4 [micro]L, which is 25% less than the leading refractometers available today.
In Figure 3, the refractive index of hemolymph measured by both analog and digital refractometers is plotted against the absorbance intensity, [A.sub.280], at 280 nm for samples taken from 14 lobsters.