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  2. Film speed - Wikipedia

    en.wikipedia.org/wiki/Film_speed

    The first known practical sensitometer, which allowed measurements of the speed of photographic materials, was invented by the Polish engineer Leon Warnerke [3] – pseudonym of Władysław Małachowski (1837–1900) – in 1880, among the achievements for which he was awarded the Progress Medal of the Photographic Society of Great Britain in 1882.

  3. List of abbreviations in photography - Wikipedia

    en.wikipedia.org/wiki/List_of_abbreviations_in...

    ISO: A system for quantifying the sensitivity ("speed") of a photographic emulsion, or a solid-state digital-camera's image sensor, to visible light. Normally followed by a numerical value, e.g.: ISO 100 or ISO 64/19°. Developed from the ASA and the DIN systems by the International Organization for Standardization. [4] JPEG

  4. ISO 732 - Wikipedia

    en.wikipedia.org/wiki/ISO_732

    ISO 732 is an ISO standard for medium format photographic film. The second (1982) edition of the standard specified the dimensions for 127 , 120 and 620 roll film, backing paper and film spools. The third (1991) edition dropped specifications for the 127 and 620 roll films, which had become largely obsolete in the photography industry and added ...

  5. Sunny 16 rule - Wikipedia

    en.wikipedia.org/wiki/Sunny_16_rule

    Sunlit subject shot on a digital camera set to ISO 100, exposed at f/8 at 1/400 second which is the same exposure value as f/16 for 1/100 second, the recommended "sunny 16" exposure. In photography, the sunny 16 rule (also known as the sunny f /16 rule) is a method of estimating correct daylight exposures without a light meter. Apart from the ...

  6. Photographic Activity Test - Wikipedia

    en.wikipedia.org/wiki/Photographic_Activity_Test

    Photographic Activity Test (PAT) is an ISO standard test detailed in ISO 18916:2007 (E), updated in 2007. [1] Previous versions of the standard were numbered ISO 14523:1999(E). [1] The test evaluates materials for archival quality and their use in photographic enclosures.

  7. Exposure (photography) - Wikipedia

    en.wikipedia.org/wiki/Exposure_(photography)

    Digital cameras usually have variable ISO settings that provide additional flexibility. Exposure is a combination of the length of time and the illuminance at the photosensitive material. Exposure time is controlled in a camera by shutter speed , and the illuminance depends on the lens aperture and the scene luminance .

  8. Photography - Wikipedia

    en.wikipedia.org/wiki/Photography

    This is an accepted version of this page This is the latest accepted revision, reviewed on 17 February 2025. Art and practice of creating images by recording light For other uses, see Photography (disambiguation). Photography of Sierra Nevada Photography is the art, application, and practice of creating images by recording light, either electronically by means of an image sensor, or chemically ...

  9. The photography department of the Indonesia WikiProject aims to assemble a collection of high-quality photographs for use in Indonesia articles; both through obtaining existing public domain or free-license photographs, and by creating new ones as needed.