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Professional photography

Professional photography is the occupation of taking pictures and selling them freelance or as part of a contract usually with a publication.

Contributors in Professional photography

Professional photography

Standard lens

Photography; Professional photography

Lens with a focal length approximately equal to the diagonal of the film format with which it is used.

Orthochromatic

Photography; Professional photography

Is used to describe an emulsion which is sensitive to blue and green light, but insensitive to red.

Staining developer

Photography; Professional photography

Developer, such as pyro, in which the oxidation products give extra image density by staining the gelatin.

Bracketing

Photography; Professional photography

Technique of shooting a number of pictures of the same subject and viewpoint at different levels of exposure.

Etching

Photography; Professional photography

Dissolving away selected areas of a surface while shielding the other portions with a resistant. The process is used as a creative drawing medium as well as for making half-tone plates on copper or ...

Relative aperture

Photography; Professional photography

Measurable diameter of the diaphragm divided by the focal length of the lens in use and expressed in terms of "f" numbers, marked on the lens barrel.

Zone focusing

Photography; Professional photography

Is a method of focusing the lens so that the depth of field extends over a preselected range of distances.

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