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About This Item


Full Description

Sets out constructional and optical requirements for portable microform readers. Includes test methods for measuring screen luminance, screen reflectance of rear projection readers, screen contrast, temperature of microfiche, resolution, legibility, magnification and distortion. Test methods for measuring resolution, legibility, magnification and distortion require use of Australian Standard Test microfiche AS 2656. This Standard also includes particular requirements for Department of Defence application.

Document History

  1. AS/NZS 4578:1999

    Micrographics - Readers for transparent microforms - Measurement of characteristics

    • Most Recent
  2. AS 2655-1992


    Portable microform readers - Functional requirements

    • Historical Version
  3. AS 2653-1984

    Microfiche readers for prolonged use

    • Historical Version
  4. AS 2655-1984

    Portable microfiche readers

    • Historical Version
  5. AS 2654-1984

    Microfiche readers for intermittent use

    • Historical Version