Overview
ISO 8514-2:2000 establishes a standardized method for measuring the output quality of alphanumeric computer output microform (COM) recorders that utilize a physical form slide. Developed by the International Organization for Standardization (ISO), this standard is essential for organizations seeking reliable and consistent quality control of micrographics, particularly where information storage and legibility over time are critical. The document also offers a procedure for determining the optimum exposure settings required for high-quality image generation.
Keywords: ISO 8514-2, micrographics, COM recorders, quality control, microform, alphanumeric, image quality, exposure settings
Key Topics
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Test Method for COM Recorder Output Quality:
ISO 8514-2 specifies a comprehensive procedure to measure and maintain the image quality of alphanumeric computer output microforms, ensuring document legibility and system consistency.
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Use of Physical Form Slides:
The standard applies exclusively to COM recorders that use physical form slides and provides guidance on establishing and verifying optimal optical focus, exposure, and resolution settings.
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Exposure Optimization:
The method includes procedures for determining the ideal intensity (exposure) settings of the image generator to achieve satisfactory and repeatable image quality.
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Resolution and Legibility Checks:
Detailed steps are given for testing the resolving power and legibility of generated microimages, referencing standard ISO test charts and character sets to assess character clarity and microform detail.
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Routine and Maintenance Testing:
The standard describes how to perform installation, maintenance, and routine checks, ensuring that COM output consistently meets prescribed quality parameters.
Applications
ISO 8514-2:2000 is widely applicable in industries and organizations that rely on archiving data on microforms, especially where regulatory compliance, readability, and long-term data preservation are necessary. Major applications include:
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Document Imaging Centers:
Ensures uniform image quality and data integrity in the conversion, storage, and reproduction of paper documents to microform.
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Government and Legal Archives:
Enhances information retrieval accuracy and facilitates reliable archiving of official records, legal documents, and vital records.
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Financial and Enterprise Data Storage:
Used by banks, insurance companies, and large enterprises to maintain high-quality, readable microform backups of transactional and critical data.
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Quality Assurance Programs:
Supports ongoing quality assurance and calibration of COM systems through routine and reference-based testing as part of maintenance procedures.
By adhering to ISO 8514-2, organizations can systematically manage and maintain the performance of their COM recorders, minimizing risk of image degradation and data loss.
Related Standards
For complete implementation and an integrated quality control system, the following ISO standards are relevant and used in conjunction with ISO 8514-2:
- ISO 8514-1:
Specifies characteristics of the test slide and test data for use in the quality control method.
- ISO 5-2 & ISO 5-3:
Pertains to photography density measurements-essential for exposure verification.
- ISO 446:
Describes ISO test chart No. 1 for resolution measurements.
- ISO 3334:
Describes ISO resolution test chart No. 2 for detailed quality checks.
- ISO 6196-7:
Provides vocabulary relating to computer micrographics.
- ISO 9923:
Specifies microfiche image arrangements relevant to reduction ratios and layout.
Adopting ISO 8514-2 ensures precise, comparable measurement and control of COM system output, delivering dependable microform quality for critical data archiving needs.