Professional photography

Professional photography

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

Industry: Photography

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Professional photography

Sodium sulfite

Photography; Professional photography

Chemical commonly used as a preservative in many developing solutions.

Bi-pack

Photography; Professional photography

Combination of two films, differently sensitized, but exposed as one.

Bi-refringence

Photography; Professional photography

Splitting of light passing through certain kinds of crystals into two rays at polarised right angles to each other.

Border effect occurring in a developed image. It appears as a dense line along an edge of high density and as a light line along an edge of low density. It occurs most often in plates developed flat ...

Limiting aperture

Photography; Professional photography

Actual size of the aperture formed by the iris diaphragm at any setting.

Wetting agents

Photography; Professional photography

Are chemicals which, when used in minute quantities, reduce the surface tension of water. They are usually added to the final wash of films and plates to improve draining.