photography

the art or process of producing images of objects upon a photosensitive surface (as film in a camera) by the chemical action of light or other radiant energy

See also art; films

actinography

1. the measurement of the intensity of radiation with a recording actinometer, usually by the photochemical effect.

2. the calculation of suitable exposure times in photography through the use of a recording actinometer. —actinographic, adj.

astrophotography

a form of photography used to record astronomical phenomena.

autoradiograph

radioautograph.

autotype

1. a photographic process in which pictures are produced in one color or shades of one color by the use of a carbon pigment. Also called autotypy.

2. the picture so created.

chromophotography

the art of making colored photographs.

cinematics

the art or principles of making motion pictures. —cinematic, adj.

cinematography

the art or technique of motion-picture photography. —cinematographer, cinematographist, n. —cinematographic, adj.

collotype

1. a photographic plate made with a gelatin film, capable of highly detailed reproductions.

2. the process of making such a plate.

3. the picture made with such a plate.

cyanotype

a blueprint.

daguerreotype

an obsolete form of photography in which images were produced on chemically treated plates of metal or glass. —daguerreotypic, daguerreotypical, adj. —daguerreotypist, n.

densitometer

an optical device for measuring the density of a photographic negative.

electrography

an apparatus for electrically transmitting pictures. —electrograph, n. —electrographic, adj.

ferrotype

1. an early photographic process in which a positive image was taken directly on a thin plate of sensitized iron or tin.

2. the picture produced by this method. Also called stannotype, tintype.

gastrophotography

a form of photography for examining the interior of the stomach by introducing a small camera into it.

heliochromy

the art or process of producing natural color photographic prints; color photography. —heliochrome, n. —heliochromic, adj.

heliotypography

the practice of making phototypes.

heliotypy

the process of making pictures by printing directly from gelatin film that has been exposed under a negative and fixed with chrome alum.

holography

a technique for producing a three-dimensional photographic representation, recorded on film by a reflected laser beam of a subject illuminated by part of the same laser beam.

megalethoscope

an optical device similar to a stereoscope in which a photograph is greatly magnified and the effect of perspective is deepened.

mutoscope

an instrument for recording and reproducing the illusion of motion by means of a series of photographs.

nephograph

an instrument for photographing clouds.

panchromatism

the quality or condition of being sensitive to all colors, as certain types of photographic film. —panchromatic, adj.

photobibliography

the use of photography as an aid to book description.

photobiography

a biography related mostly or entirely through photographs.

photochromy

the process or production of color photographs; color photography. Cf. heliochromy.

photochronograph

1. a camera for recording motion by a series of photographs taken at brief intervals.

2. the photograph so produced.

3. a camera that records the exact time of the event it is photographing by exposing a moving sensitized plate to the tracing of a thin beam of light synchronized with the event.

photodrama

a photoplay or dramatic narrative illustrated with or related through photographs.

photoglyphy

photogravure or the process of engraving by means of photography. —photoglyphic, adj.

photogrammetry

the use of photography for surveying or map-making. Cf. phototopography.

photogravure

1. a form of photoengraving in which the photograph is reproduced on an intaglio surface and then transferred to paper.

2. the photograph produced by this process.

photojournalism

a form of journalism in which photographs play a more important part than written copy. —photojournalist, n.

photolithography

the process of making lithographs produced by photoengraving. Cf. photogravure. —photolithographer, n. —photolithographic, adj.

photomicrography

the process of taking photographs through a microscope. Also called photomicroscopy. —photomicrograph, n.

phototopography

surveying or map-making by means of photography. Cf. photogrammetry. —phototopographic, phototopographical, adj.

phototypy

the art or technique of making photographic plates. —phototypic, adj.

platinotype

1. a photographic process in which a platinum salt is used in place of the more usual silver salts to produce a more permanent print.

2. a photographic print so made.

radioautograph

a photograph produced on film by the radioactive rays from the object being photographed. Also called autoradiograph. —radioautographic, adj. —radioautography, n.

radiography

the technique of producing images on photographic film by the action of x rays or other radioactive materials. Also called scotography. —radiograph, n.

radiophotography

the process or technique of transmitting and receiving photographs by radio.

reprography

a collective term for all kinds of processes used for the facsimile reproduction of documents or books.

roentgenography

x-ray photography.

scotography

radiography. See also radiation. —scotograph, n.

sensitometer

a device for determining the sensitivity of film. —sensitometiy, n. —sensitometric, adj.

spectrography

the technique of using a spectrograph, an optical device for breaking light down into a spectrum and recording the results photographically. —spectrographic, adj.

spectroheliogram

a photograph of the sun made using monochromatic light.

stannotype

ferrotype.

telephotography

1. the art or process of photographing distant objects by using a telephoto lens or a telescope with a camera.

2. electrography. —telephotographic, adj.

teliconograph

an apparatus combining a telescope and the camera lucida, used for producing images of distant objects on a screen.

time lapse photography

the motion-picture photography of a slow and continuous process, as the sprouting of a seed, especially by exposing one frame at a time at regular intervals.

tintype

ferrotype.

tomography

x-ray photography of a thin cross section of tissue.

vectography

a stereoscopic process involving two superimposed images polarized at 90° to each other and viewed through polarizing glasses for a three-dimensional effect. —vectograph, n. —vectographic, adj.

woodburytype

1. an early photographic process in which a relief image on gelatin is used to produce an intaglio impression on a lead or other soft metal plate from which prints are then made in a press.

2. the picture produced by this process.