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

Positive lens

Photography; Professional photography

Simple lens that causes light rays from a subject to converge to a point.

Inverse square law

Photography; Professional photography

States that, when the light source is a point, illumination on a surface is inversely proportional to the square of the distance of the light source.

Portrait lens

Photography; Professional photography

Lenses produced specifically for portraiture. They usually have a long focal length and produce a slightly diffused image.

Tripack

Photography; Professional photography

Photographic material, used in colour photography, consisting of three emulsion layers of different sensitivity each on its own base. It is used to obtain three separation negatives with a single ...

Aristotype

Photography; Professional photography

Early commercial print type made on collodion-chloride or gelatin-chloride paper.

Intersection of thirds

Photography; Professional photography

Compositional technique whereby the image area is divided horizontally and vertically into equal thirds by means of four imaginary lines. The main subject is considered strongly placed it it is ...