aplanatic surface

См. также в других словарях:

• aplanatic — adj. (of a reflecting or refracting surface) free from spherical aberration. Etymology: Gk aplanetos free from error f. a not + planao wander …   Useful english dictionary

• fermat's principle — (ˈ)fer|mäz noun Usage: usually capitalized F Etymology: after Pierre de Fermat died 1665 French mathematician, its formulator : a statement in optics: the path actually followed by a ray of light undergoing reflection or refraction is one of… …   Useful english dictionary

• апланатная поверхность — — [http://slovarionline.ru/anglo russkiy slovar neftegazovoy promyishlennosti/] Тематики нефтегазовая промышленность EN aplanatic surface …   Справочник технического переводчика

• microscope — /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… …   Universalium

• aplanétique — [ aplanetik ] adj. • 1865; angl. aplanatic 1794; du gr. aplanêtos « qui ne dévie pas » ♦ Opt. Qui ne présente pas d aberration géométrique. Objectif aplanétique (ou aplanat n. m. ). ● aplanétique adjectif (anglais aplanatic, du grec aplanêtos,… …   Encyclopédie Universelle

• Optical aberration — v · d · e Optical aberration …   Wikipedia

• Diamond clarity — Part of a series on Diamonds Material Material properties Crystallographic defects Formatio …   Wikipedia

• Nonimaging optics — (also called anidolic optics)[1][2] is the branch of optics concerned with the optimal transfer of light radiation between a source and a target. Unlike traditional imaging optics, the techniques involved do not attempt to form an image of the… …   Wikipedia

• Lens — The transparent structure inside the eye that focuses light rays onto the retina (the nerve layer that lines the back of the eye, senses light and creates impulses that go through the optic nerve to the brain). The lens was named after the lentil …   Medical dictionary

• Reflecting telescope — 24 inch convertible Newtonian/Cassegrain reflecting telescope on display at the Franklin Institute. A reflecting telescope (also called a reflector) is an optical telescope which uses a single or combination of curved mirrors that reflect light… …   Wikipedia

• Meniscus — The word meniscus comes from the Greek and refers to a crescent shaped structure. Today a meniscus is something that is shaped like a crescent moon or a croissant pastry. A meniscus can be an anatomic feature. For example, the medial meniscus of… …   Medical dictionary