Dr. Walter G. Opyd Profile

Dr. Walter G. Opyd

Electro-Optical Engineer at Lockheed Martin Advanced Technology Ctr

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Publications (3)

Proceedings Article | 10 November 2003 Paper

Optical chopper for the HIRDLS instrument

Walter Opyd, Stuart Loewenthal

Proceedings Volume 5152, (2003) https://doi.org/10.1117/12.510435

KEYWORDS: Space telescopes, Optical choppers, Temperature metrology, Telescopes, Atmospheric optics, Infrared radiation, Sensors, Calibration, Infrared telescopes, Reliability

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Proceedings Article | 18 November 1998 Paper

Optical chopper for the HIRDLS instrument

Walter Opyd, Wayne Rudolf, Stuart Loewenthal, Thomas Heal

Proceedings Volume 3437, (1998) https://doi.org/10.1117/12.331315

KEYWORDS: Teeth, Space telescopes, Sensors, Clocks, Optical choppers, Infrared radiation, Earth's atmosphere, Telescopes, Signal detection, Calibration

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Proceedings Article | 21 January 1993 Paper

Direct-drive digitally commutated filter wheel positioning system for cryogenic optical applications

Kenneth Lorell, Jean-Noel Aubrun, Walter Opyd, Allen Wood

Proceedings Volume 1765, (1993) https://doi.org/10.1117/12.140883

KEYWORDS: Optical filters, Servomechanisms, Space telescopes, Telescopes, Control systems, Switches, Optical cryogenics, Cryogenics, Optical amplifiers, Switching

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