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Minox (pronounced / ˈmiːnɒks / MEE-noks) is a manufacturer of cameras, known especially for its subminiature camera. The first product to carry the Minox name was a subminiature camera, conceived in 1922, and finally produced in 1936, by Baltic German Walter Zapp. [ 1] The Latvian factory VEF ( Valsts elektrotehniskā fabrika) manufactured ...
Spirit photograph by Édouard Isidore Buguet. Spirit photography (also called ghost photography) is a type of photography whose primary goal is to capture images of ghosts and other spiritual entities, especially in ghost hunting. It dates back to the late 19th century.
A night vision device (NVD) is a device comprising an image intensifier tube in a rigid casing, commonly used by military forces. Lately, night vision technology has become more widely available for civilian use. For example, enhanced vision systems(EVS) have become available for aircraft, to augment the situational awareness of pilots to ...
A home-made pinhole camera lens. A pinhole camera is a simple camera without a lens but with a tiny aperture (the so-called pinhole )—effectively a light-proof box with a small hole in one side. Light from a scene passes through the aperture and projects an inverted image on the opposite side of the box, which is known as the camera obscura ...
Night photography (also called nighttime photography) refers to the activity of capturing images outdoors at night, between dusk and dawn. Night photographers generally have a choice between using artificial lighting and using a long exposure , exposing the shot for seconds, minutes, or even hours in order to give photosensitive film or an ...
The pinhole camera model describes the mathematical relationship between the coordinates of a point in three-dimensional space 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 focus light. The model does not include, for example, geometric distortions ...
Hidden (Welsh: Craith) is a Welsh television drama serial, created by Mark Andrew and Ed Talfan. It was initially broadcast in Welsh on the Welsh-language channel S4C under its Welsh name Craith . The bilingual version of the series, under the English name Hidden , was broadcast on BBC One Wales and BBC Four .
Camera matrix. In computer vision a camera matrix or (camera) projection matrix is a matrix which describes the mapping of a pinhole camera from 3D points in the world to 2D points in an image. Let be a representation of a 3D point in homogeneous coordinates (a 4-dimensional vector), and let be a representation of the image of this point in the ...
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