In optics, a Fabry–Pérot interferometer (FPI) or etalon is an optical cavity made from two parallel reflecting surfaces (i.e.: thin mirrors). Optical waves...

In optics, a Gires–Tournois etalon (also known as Gires–Tournois interferometer) is a transparent plate with two reflecting surfaces, one of which has...

Etalon T121/T122 Barvinok (periwinkle) is a Ukrainian low-entry trolleybus of large capacity, produced at the Chernihiv Bus Factory since 2013. This model...

Etalon A12210 "Astra" is a twelve-meter low-entry bus that was launched at the Chernihiv Bus Factory (CHAZ) at the end of 2018. Mass production of the...

Etalon-1 and Etalon-2 are geodetic satellites. They are designed to determine, with high accuracy, terrestrial reference frame and Earth rotation parameters...

Étalon (French pronunciation: [etalɔ̃] ) is a commune in the Somme department in Hauts-de-France situated in northern France. Étalon is situated on the...

Étalon de Yennenga (English:Stallion of Yennenga) is an award bestowed to distinguished individuals involved with the Burkinabe's silver screen, awarded...

red glass that absorbs most of the unwanted wavelengths, a Fabry–Pérot etalon which transmits several wavelengths including one centred on the H-alpha...

Belarus. Its products include Minsk Vodka, Belaya Rus vodka, and Kryshtal Etalon. Minsk Kristall Official website Minsk Kristall Distribution in Germany...

In metrology (the science of measurement), a standard (or etalon) is an object, system, or experiment that bears a defined relationship to a unit of measurement...