Shutter (photography) — The 1911 Cyclopedia of Photography divides shutters into roller blind and diaphragm types, corresponding roughly to the modern focal plane and leaf types. In photography, a shutter is a device that allows light to pass for a determined period of… … Wikipedia
Shutter lag — In photography, shutter lag is the delay between triggering the shutter and when the photograph is actually recorded. This is a common problem in the photography of fast moving objects or people in motion.In film cameras, the delay is caused by… … Wikipedia
shutter — shutterless, adj. /shut euhr/, n. 1. a solid or louvered movable cover for a window. 2. a movable cover, slide, etc., for an opening. 3. a person or thing that shuts. 4. Photog. a mechanical device for opening and closing the aperture of a camera … Universalium
shutter speed — noun The duration of time for which the shutter of a camera remains open when exposing photographic film or other photosensitive material to light for the purpose of recording an image. Shutter speeds are usually measured in seconds or fractions… … Wiktionary
iris shutter — a camera shutter having a group of overlapping blades that open and close at the center when exposing film. Also called between the lens shutter, diaphragm shutter, iris diaphragm shutter. * * * … Universalium
iris shutter — a camera shutter having a group of overlapping blades that open and close at the center when exposing film. Also called between the lens shutter, diaphragm shutter, iris diaphragm shutter … Useful english dictionary
Harris Shutter — The Harris Shutter is a bit of a misnomer, being a technique, rather than a piece of photographic equipment.The effect is produced by re exposing the same frame of film through Red, Green and Blue filters in turn, whilst keeping the camera steady … Wikipedia
Meridian circle — Groombridge transit circle of 1806 The meridian circle, transit circle, or transit telescope is an instrument for observing the time of stars passing the meridian, at the same time measuring its angular distance from the zenith. The idea of… … Wikipedia
Exposure (photography) — Underexposure redirects here. For the 2005 film by Oday Rasheed, see Underexposure (2005 film). A long exposure showing stars rotating around the southern and northern celestial poles. Credit: European Southern Observatory … Wikipedia
Reciprocity (photography) — In photography and holography, reciprocity refers to the inverse relationship between the intensity and duration of light that determines exposure of light sensitive material. Within a normal exposure range for film stock, for example, the… … Wikipedia
photography, technology of — Introduction equipment, techniques, and processes used in the production of photographs. The most widely used photographic process is the black and white negative–positive system (Figure 1 >). In the camera the lens projects an image of… … Universalium