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An oeil-de-boeuf (French: [œj.dÉ™.bœf]; English: "bull's eye"), also œil de bœuf and sometimes anglicized as ox-eye window, is a relatively small elliptical window, typically for an upper storey, and sometimes set in a roof slope as a dormer, or above a door to let in natural light. These are relatively small windows, traditionally oval.
The optical window is the portion of the optical spectrum that is not blocked by the Earth's atmosphere. The window runs from around 300 nanometers ( ultraviolet-B ) up into the range the human eye can detect, roughly 400–700 nm and continues up to approximately 2 μm .
A circular window without tracery such as are found in many Italian churches, is referred to as an ocular window or oculus. Rose windows are particularly characteristic of Gothic architecture and may be seen in all the major Gothic cathedrals of Northern France. Their origins are much earlier than Gothic architecture, however, and rose windows ...
In optics, a window is an optical element that is transparent to a range of wavelengths, and that has no optical power. Windows may be flat or curved. Windows may be flat or curved. They are used to block the flow of air or other fluids while allowing light to pass into or out of an optical system.
Bull's-eye window may refer to: Oeil-de-boeuf, an ornamental window with a circular frame; A window made from crown glass; Porthole, a circular nautical window; Oculus (architecture), a skylight at the top of a dome
The vestibulo-ocular reflex is a reflex eye movement that stabilizes images on the retina during head movement by producing an eye movement in the direction opposite to head movement in response to neural input from the vestibular system of the inner ear, thus maintaining the image in the centre of the visual field. For example, when the head ...
In Lower Manhattan, New York City, the Oculus is the name of the head houses for the following transit stations: Fulton Center; World Trade Center Transportation Hub
The English language-word window originates from the Old Norse vindauga, from vindr 'wind' and auga 'eye'. [3] In Norwegian, Nynorsk, and Icelandic, the Old Norse form has survived to this day (in Icelandic only as a less used word for a type of small open "window", not strictly a synonym for gluggi, the Icelandic word for 'window' [4]).