Ms. Karen L. Armstrong Profile

Karen L. Armstrong

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Publications (2)

Proceedings Article | 13 August 1997 Paper

Infrared imaging of fossil fuel power plant boiler interiors

James Howard, Brian Cranton, Karen Armstrong, Robert Hammaker

Proceedings Volume 3061, (1997) https://doi.org/10.1117/12.280311

KEYWORDS: Radiometry, Copper, Inspection, Sapphire, Prototyping, Infrared imaging, Radio optics, Lens design, Aluminum, Optical design

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Proceedings Article | 16 September 1992 Paper

Two-position IR zoom lens with low f-number and large format

James Howard, Michael Garner, Edward Freniere, Ronald Stern, Karen Armstrong

Proceedings Volume 1690, (1992) https://doi.org/10.1117/12.137988

KEYWORDS: Modulation transfer functions, Distortion, Servomechanisms, Tolerancing, Infrared lenses, Optical components, Sensors, Zoom lenses, Optical design, Optical instrument design

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