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BS ISO 12232:2006

BS ISO 12232:2006

Withdrawn

Withdrawn

A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.

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withdrawn

A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.

Photography. Digital still cameras. Determination of exposure index, ISO speed ratings, standard output sensitivity, and recommended exposure index

Available format(s)

Hardcopy , PDF

Withdrawn date

02-20-2019

Language(s)

English

Published date

05-31-2006

Publisher

British Standards Institution

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Exposure index values
   4.1 General
   4.2 Focal plane measurement
   4.3 Scene luminance measurement
5 Test conditions
   5.1 General
   5.2 Illumination
        5.2.1 Daylight illumination
        5.2.2 Tungsten illumination
   5.3 Temperature and relative humidity
   5.4 White balance
   5.5 Infrared (IR) blocking filter
   5.6 Photosite integration time
   5.7 Compression
   5.8 Other DSC user settings
6 Determination of ISO speed
   6.1 General
   6.2 Saturation-based speed
        6.2.1 Focal plane measurement
        6.2.2 Scene luminance measurement
   6.3 Noise-based speed
        6.3.1 Focal plane method
        6.3.2 Scene luminance method
        6.3.3 Colour cameras
        6.3.4 Quantization effects
   6.4 Method of reporting
7 Determination of standard output sensitivity (SOS)
   7.1 Method for calculating SOS
   7.2 Method of reporting
8 Specification of recommended exposure index (REI)
   8.1 Method for calculating recommended exposure index
   8.2 Method of report
Annex A (informative) Recommended procedure for
        determining the noise-based ISO speed
Annex B (informative) Scene luminance and focal
        plane exposure
Annex C (informative) Recommended procedure for determining
        SOS values
Annex D (normative) Removing low frequency variations
        from the image data
Annex E (informative) Calculation of noise-based minimum
        illumination level
Bibliography

Describes the method for assigning and reporting ISO speed ratings, ISO speed latitude ratings, standard output sensitivity values, and recommended exposure index values, for digital still cameras.

Committee
CPW/42
DevelopmentNote
Supersedes 97/704317 DC. (05/2005) Supersedes 04/30098104 DC (05/2006) Reviewed and confirmed by BSI, August 2014. (07/2014)
DocumentType
Standard
Pages
26
PublisherName
British Standards Institution
Status
Withdrawn
SupersededBy
Supersedes

Standards Relationship
ISO 12232:2006 Identical

ISO 10157:1991 Photography — Flash exposure meter — Requirements
IEC 61966-2-1:1999 Multimedia systems and equipment - Colour measurement and management - Part 2-1: Colour management - Default RGB colour space - sRGB
ISO 6:1993 Photography — Black-and-white pictorial still camera negative film/process systems — Determination of ISO speed
ISO 7187:1995 Photography Materials for direct-positive colour-print cameras Determination of ISO speed
ISO 2721:2013 Photography — Film-based cameras — Automatic controls of exposure
ISO 5800:1987 Photography Colour negative films for still photography Determination of ISO speed
IEC 61146-1:1994 Video cameras (PAL/SECAM/NTSC) - Methods of measurement - Part 1:Non-broadcast single-sensor cameras
ISO 14524:2009 Photography Electronic still-picture cameras Methods for measuring opto-electronic conversion functions (OECFs)
ISO 2240:2003 Photography Colour reversal camera films Determination of ISO speed
ISO 2720:1974 Photography General purpose photographic exposure meters (photoelectric type) Guide to product specification
ISO 554:1976 Standard atmospheres for conditioning and/or testing — Specifications
ISO 7589:2002 Photography Illuminants for sensitometry Specifications for daylight, incandescent tungsten and printer
ISO 5763:1989 Photography Electronic flash equipment Automatic control of exposure

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Hardcopy - English
PDF - English
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