THE scale method is still regarded as the most accurate and reliable method for measuring refractive index gradients and is extensively used in diffusion and sedimentation measurements. The ...

Schmidt + Haensch's automatic digital refractometers, supplied by Analytik, are high performance critical angle refractometers, which feature unique technology and integrated Peltier thermostats for ...

Scientific American is part of Springer Nature, which owns or has commercial relations with thousands of scientific publications (many of them can be found at www ...

NEW YORK--(BUSINESS WIRE)--Smart Vision Labs, the maker of a smartphone-based autorefractor, announces the release of new data on its SVOne autorefractor being published in a leading peer-reviewed ...

Based on highly accurate optical interferometry and fundamental quantum calculations, researchers in the US are developing an improved definition of the SI unit for pressure that will consign the ...

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Horiba has developed a particle size distribution measuring device that accurately measures particle size distribution even in the presence of similar-shaped particles. The device uses image ...

Semiconductor devices are becoming thinner and more complex, making thin deposited films even harder to measure and control. With 3nm node devices in production and 2nm nodes ramping toward ...