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2. Digital camera modes - Wikipedia

   en.wikipedia.org/wiki/Digital_camera_modes

   For example, as of 2008, Nikon cameras allow one to set the maximum and minimum ISO sensitivities, and slowest shutter speed that will be used in automatic modes, [4] while Canon cameras will select within the fixed range of ISO 400–ISO 800 in Auto ISO mode. In Nikon cameras, the Auto ISO mode first adjusts the shutter speed, keeping ISO at ...

3. 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.

4. Guide number - Wikipedia

   en.wikipedia.org/wiki/Guide_number

   ISO settings like 102,400 can yield guide numbers in excess of 1220 (m) / 4000 (ft) that seldom if ever permit extremely long-range flash photography due to particulates and aerosols typically present in outside air that fog images with haze glare and attenuate the reach of the light. Except in unusual atmospheric conditions, extraordinarily ...

5. Digital camera - Wikipedia

   en.wikipedia.org/wiki/Digital_camera

   Medium format digitals such as this are geared more towards studio and portrait photography than their smaller DSLR counterparts; the ISO speed in particular tends to have a maximum of 400, versus 6400 for some DSLR cameras. (Canon EOS-1D Mark IV and Nikon D3S have ISO 12800 plus Hi-3 ISO 102400 with the Canon EOS-1Dx's ISO of 204800).

6. List of photographic films - Wikipedia

   en.wikipedia.org/wiki/List_of_photographic_films

   Modern panchromatic professional film using core-shell crystal technology for fast action and low light photography. An ISO 1000 film suitable for push processing to an E.I. of 3200 or higher. [100] UK: 135–36, 120 ILFORD: ORTHO PLUS: available/ *11/2019-T/P: 80D 40T: B&W: Print

7. Film speed - Wikipedia

   en.wikipedia.org/wiki/Film_speed

   The current International Standard for measuring the speed of color negative film is ISO 5800:2001 [19] (first published in 1979, revised in November 1987) from the International Organization for Standardization (ISO).