pinhole aperture

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• pinhole camera — ► NOUN ▪ a camera with a pinhole aperture and no lens …   English terms dictionary

• Pinhole camera model — The pinhole camera model describes the mathematical relationship between the coordinates of a 3D point and its projection onto the image plane of an ideal pinhole camera, where the camera aperture is described as a point and no lenses are used to …   Wikipedia

• pinhole — n. 1 a hole made by a pin. 2 a hole into which a peg fits. Phrases and idioms: pinhole camera a camera with a pinhole aperture and no lens …   Useful english dictionary

• pinhole camera — noun a camera with a pinhole aperture and no lens …   English new terms dictionary

• aperture — [n] hole breach, break, chasm, chink, cleft, crack, cut, eye, fissure, gap, gash, interstice, opening, orifice, outlet, passage, perforation, pinhole, puncture, rift, rupture, slash, slit, slot, space, vent; concept 757 …   New thesaurus

• Pinhole camera — A pinhole camera is a very simple camera with no lens and a single very small aperture. Simply explained it is a light proof box with a single hole in one side. Light from a scene passes through this single point and projects an inverted image on …   Wikipedia

• Aperture — For other uses, see Aperture (disambiguation). f stops demonstrated on a lens …   Wikipedia

• pinhole camera — noun : a photographic camera having a minute aperture and no lens * * * ˌpinhole ˈcamera 7 [pinhole camera] noun a very simple camera with a very small opening that lets light through, and no ↑lens …   Useful english dictionary

• pinhole camera — a simple camera in which an aperture provided by a pinhole in an opaque diaphragm is used in place of a lens. [1890 95] * * * …   Universalium

• aperture —    An opening. In photography, the circular hole in the front of the camera lens which controls the amount of light allowed to pass on to the film from the lens. On all but very inexpensive cameras the size of the aperture is variable. The degree …   Glossary of Art Terms

• pinhole — /pin hohl /, n. 1. a small hole made by or as by a pin. 2. a hole for a pin to go through; tiny aperture. [1670 80; PIN + HOLE] * * * …   Universalium