camera obscura

(redirected from camera obscuras)
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camera ob·scu·ra

 (əb-skyo͝or′ə)
n.
A darkened chamber in which the real image of an object is received through a small opening or lens and focused in natural color onto a facing surface rather than recorded on a film or plate.

[New Latin camera obscūra : Latin camera, chamber + Latin obscūra, feminine of obscūrus, dark.]

camera obscura

(ɒbˈskjʊərə)
n
(Art Terms) a darkened chamber or small building in which images of outside objects are projected onto a flat surface by a convex lens in an aperture. Sometimes shortened to: camera
[New Latin: dark chamber]

cam′era ob•scu′ra

(ɒbˈskyʊər ə)
n., pl. camera ob•scu•ras.
a darkened boxlike device in which images of external objects, received through an aperture, as with a convex lens, are exhibited in their natural colors on a surface.
[1660–70; < New Latin: dark chamber]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.camera obscura - a darkened enclosure in which images of outside objects are projected through a small aperture or lens onto a facing surfacecamera obscura - a darkened enclosure in which images of outside objects are projected through a small aperture or lens onto a facing surface
chamber - a natural or artificial enclosed space
References in classic literature ?
His mind seemed to turn, on the instant, into a vast camera obscura, and he saw arrayed around his consciousness endless pictures from his life, of stoke-holes and forecastles, camps and beaches, jails and boozing-kens, fever-hospitals and slum streets, wherein the thread of association was the fashion in which he had been addressed in those various situations.
She's interested in the Luddite movement and in the lives and working conditions of historical and contemporary women textile workers, and her work often combines old technologies, such as camera obscuras, microscopes and stereoscopes, with new technologies like digital fabrication and video projection.
Masters, such as Johannes Vermeer working in Holland in the 17th century and later Canaletto in Italy, used camera obscuras to reproduce in their paintings the effects of light as well as minute details.
Morell's photographs of the interiors of his makeshift camera obscuras extend a venerable tradition of art making.
The notebooks of Leonardo Da Vinci include sketches of two such camera obscuras.
Many of the first camera obscuras were large rooms like that illustrated by the Dutch scientist Reinerus Gemma-Frisius in 1544, for observing a solar eclipse.
Popular tourist attractions in the 1700s and 1800s, camera obscuras haven't fared well in the 20th century.