wave front aberration
11Shack-Hartmann-Sensor — Der Hartmann Shack Sensor (auch Shack Hartmann Sensor) ist ein Wellenfrontsensor zur Vermessung einer optischen Wellenfront. Inhaltsverzeichnis 1 Aufbau 2 Funktion 3 Einsatzgebiet 4 Geschichte 5 Referenzen …
12Huygenian eyepiece — Huy·ge·ni·an eyepiece .hī gē nē ən , .hȯi , gen ē also Huy·gens eyepiece hī gənz , hȯi n a compound eyepiece used esp. with achromatic objectives that consists of two plano convex lenses separated by a diaphragm with the convex sides facing the …
13Wavefront coding — In optics, wavefront coding is a method for increasing the depth of field in an image to produce sharper images. It works by blurring the image using a specially shaped waveplate so that the image is out of focus by a constant amount. Digital… …
14microscope — /muy kreuh skohp /, n. 1. an optical instrument having a magnifying lens or a combination of lenses for inspecting objects too small to be seen or too small to be seen distinctly and in detail by the unaided eye. 2. (cap.) Astron. the… …
15Le Sage's theory of gravitation — is the most common name for the kinetic theory of gravity originally proposed by Nicolas Fatio de Duillier in 1690 and later by Georges Louis Le Sage in 1748. The theory proposed a mechanical explanation for Newton s gravitational force in terms… …
16telescope — /tel euh skohp /, n., adj., v., telescoped, telescoping. n. 1. an optical instrument for making distant objects appear larger and therefore nearer. One of the two principal forms (refracting telescope) consists essentially of an objective lens… …
17Speed of light — The speed of light in the vacuum of free space is an important physical constant usually denoted by the letter c . [NIST and BIPM practice is to use c 0 for the speed of light in vacuum in accord with international standard ISO 31 5. See… …
18international relations — a branch of political science dealing with the relations between nations. [1970 75] * * * Study of the relations of states with each other and with international organizations and certain subnational entities (e.g., bureaucracies and political… …
19performing arts — arts or skills that require public performance, as acting, singing, or dancing. [1945 50] * * * ▪ 2009 Introduction Music Classical. The last vestiges of the Cold War seemed to thaw for a moment on Feb. 26, 2008, when the unfamiliar strains …
20Aether drag hypothesis — In the 19th century, the theory of the luminiferous aether as the hypothetical medium for the propagation of light, was widely discussed. An important part of this discussion was the question concerning the state of motion of Earth with respect… …
