• 02/706173 DC : DRAFT JUN 2002

    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

    ISO/CD 21550 - PHOTOGRAPHY - ELECTRONIC SCANNERS FOR PHOTOGRAPHIC IMAGES - DYNAMIC RANGE MEASUREMENTS

    Available format(s): 

    Superseded date:  30-09-2004

    Language(s): 

    Published date:  23-11-2012

    Publisher:  British Standards Institution

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    Table of Contents - (Show below) - (Hide below)

    1 Scope
    2 Normative references
    3 Definitions
    4 Test chart
      4.1 The reflective Testchart
          4.1.1 General characteristics of the test chart
          4.1.2 Grey scale patterns
          4.1.3 Fiducial marks to aid in Scanner OECF measurement
          4.1.4 Administrative elements
      4.2 The transparent Testchart
          4.2.1 General characteristics of the test chart
          4.2.2 Grey scale patterns
          4.2.3 Fiducial marks to aid in automatic SFR and Scanner OECF
                measurement
    5 Test conditions
    6 Measuring the Scanner OECF
      6.1 Scanner settings
    7 Calculation of the Scanner dynamic range
      7.1 Luminance OECF
      7.2 Scanner dynamic range
      7.3 Determination of the signal to noise ratio
    8 Presentation of results
      8.1 Scanner OECF
          8.1.1 Table presentation
          8.1.2 Graphical presentation
      8.2 Scanner dynamic range measurements
    Annex A (normative) Scanner OECF Test Patches
    Annex B (normative) Density shift to measure ISO scanner Dmax

    General Product Information - (Show below) - (Hide below)

    Comment Closes On
    Committee CPW/42
    Document Type Draft
    Publisher British Standards Institution
    Status Superseded
    Superseded By

    Standards Referencing This Book - (Show below) - (Hide below)

    ANSI PH3.57 : 78(R1989) OPTICAL TRANSFER FUNCTION MEASUREMENT AND REPORTING, GUIDE TO,
    ISO 5-4:2009 Photography and graphic technology Density measurements Part 4: Geometric conditions for reflection density
    ISO 5-3:2009 Photography and graphic technology Density measurements Part 3: Spectral conditions
    ISO 12641:1997 Graphic technology Prepress digital data exchange Colour targets for input scanner calibration
    ISO 5-1:2009 Photography and graphic technology Density measurements Part 1: Geometry and functional notation
    ISO 14524:2009 Photography Electronic still-picture cameras Methods for measuring opto-electronic conversion functions (OECFs)
    ISO 554:1976 Standard atmospheres for conditioning and/or testing — Specifications
    ISO 12231:2012 Photography Electronic still picture imaging Vocabulary
    ISO 5-2:2009 Photography and graphic technology Density measurements Part 2: Geometric conditions for transmittance density
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