Paper
2 July 1985 Toward Quality Assurance for Borescopes
Barry J. Biddles
Author Affiliations +
Proceedings Volume 0549, Image Quality: An Overview; (1985) https://doi.org/10.1117/12.948810
Event: 1985 Technical Symposium East, 1985, Arlington, United States
Abstract
Large numbers of borescopes (endoscopes) are used by the Royal Air Force for inspection inside engines, wing panels, etc. There is a need to establish specifications for borescopes, and test procedures to ensure that they meet the specifications both initially and after use or maintenance. A representative sample of 59 units was studied, by Sira Limited, to confirm the suitability of certain test methods and to facilitate writing a test specification. The trends of the results are presented, together with a description of the proposed test equipment under the general headings of resolution, glare, photometry and sundries. It is expected that equipment will be installed within the year, and that borescope specifications of the new type will gradually be introduced.
© (1985) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
Barry J. Biddles "Toward Quality Assurance for Borescopes", Proc. SPIE 0549, Image Quality: An Overview, (2 July 1985); https://doi.org/10.1117/12.948810
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KEYWORDS
Modulation transfer functions

Eye

Endoscopes

Image analysis

Image quality

Photometry

Lamps

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