Universe in the Balance | NIST

February 12, 2020 Office

February 12, 2020 – NIST News Researchers at the National Institute of Standards and Technology (NIST) have found a way to link measurements made by a device integral to microchip fabrication and other industries directly […]

Angle measurement under pressure | PTB News

September 17, 2019 Office

PTB News 2.2019 High-precision angle measurements carried out by means of autocollimators are significantly influenced by the refractive index of air – and thus in particular by the ambient pressure. When comparing measurements that have […]

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