1
Roger J Withrington, Lacy G Cook, Helene H Jones: Holographic head-up displays. Hughes Aircraft Company, Allen A Dicke Jr, W H MacAllister, August 19, 1980: US04218111 (94 worldwide citation)

There is disclosed an integrated optical design of head-up displays suitable for use in aircraft cockpits and the like. The display system is comprised of a holographic optical element used as the combiner for presenting a direct view of the exterior on which are superimposed image signals generated ...


2
Lacy G Cook: Three mirror anastigmatic optical system. Hughes Aircraft Company, Allen A Dicke Jr, W H MacAllister, May 5, 1981: US04265510 (62 worldwide citation)

Primary mirror 12, secondary mirror 14 and tertiary mirror 16 form an anastigmatic relayed image forming optical system which is off-axis and decentered in both aperture and field angle. The secondary and tertiary mirrors are tilted and decenter relative to the optical axis of the primary mirror to ...


3
Stuart H Klapper, Howard Laitin, Alex L Kormos, Lacy G Cook, David M Masarik, Paul R Salvio: Low cost night vision system for nonmilitary surface vehicles. Hughes Aircraft Company, Gordon R Lindeen III, Michael W Sales, Wanda K Denson Low, March 17, 1998: US05729016 (60 worldwide citation)

A low cost night vision system for use in connection with law enforcement vehicles, marine vessels, and other nonmilitary surface vehicles. The invention includes a night vision camera having an array of uncooled detectors. A mechanism is provided for adjusting the pointing angle of the night vision ...


4
Gaylord E Moss, Brian D Cohn, Mao Jin J Chern, Lacy G Cook, John J Ferrer: Biocular holographic helmet mounted display. Hughes Aircraft Company, Leonard A Alkov, Wanda K Denson Low, July 30, 1991: US05035474 (57 worldwide citation)

A helmet mounted display uses a see-through visor holographic combiner to provide, in the normal field of view of a helicopter pilot, a pair of images derived from an image source such as a miniature cathode ray tube. A source of the video display may be an infrared sensor mounted on an external tur ...


5
William R Lichty, John J Ferrer, Lacy G Cook, Michael N Ernstoff: Liquid crystal image projector system. Hughes Aircraft Company, G L Cline, D C Keaveney, W H MacAllister, April 1, 1980: US04195915 (54 worldwide citation)

There is disclosed a liquid crystal image projector which is suitable for use as an image source in an aircraft head-up display system. In this application, the projector provides extremely bright and high contrast symbology for the aircraft pilot. More generally, the projector has application where ...


6
Lacy G Cook: Compact afocal reimaging and image derotation device. Hughes Aircraft Company, W J Streeter, G S Grunebach, W K Denson Low, January 7, 1992: US05078502 (46 worldwide citation)

The present optical system provides an all-reflective afocal reimaging system. A reflective system receives, by means of an entrance aperture, and reflects radiation or light through the system such that the radiation or light is imaged and recollimated as it is reflected through the system. The rad ...


7
David A Ansley, Lacy G Cook: Multi-slit spectrometer. Raytheon Company, Colin M Raufer, Leonard A Alkov, Glenn H Lenzen Jr, September 19, 2000: US06122051 (44 worldwide citation)

A multi-slit spectrometer is combined with a two-dimensional detector array to enable simultaneous spectral analysis of several objects, improving the signal-to-noise ratio of multispectral imagery. The multi-slit spectrometer includes a multi-slit structure defining a plurality of parallel thin sli ...


8
Lacy G Cook: Compact all-reflective imaging spectrometer. Hughes Aircraft Company, Michael W Sales, Wanda K Denson Low, November 9, 1993: US05260767 (40 worldwide citation)

An all-reflective imaging spectrometer (10) has a three-mirror anastigmat (12) acting as its objective and a reflective triplet (14) with a dispersive element (18) providing the spectrometer collimator and imager. The system is capable of imaging an object being viewed to provide a plurality of diff ...


9
Lacy G Cook: Reflective optical triplet having a real entrance pupil. Hughes Aircraft Company, L B Sternfels, A W Karambelas, March 29, 1988: US04733955 (37 worldwide citation)

A non-relayed optical system is used off-axis in both aperture and field angle relative to an optical axis (32), and employs three reflective lens elements (34, 36, 38). The system is useful for viewing radiation from a distant object, the radiation allowed to enter the system through an opening in ...


10
Lacy G Cook: Method and apparatus for receiving optical signals. Hughes Aircraft Company, William J Streeter, A W Karambelas, May 30, 1989: US04834517 (33 worldwide citation)

A method and apparatus for receiving optical signals is disclosed. The apparatus 10 comprises a primary mirror 14 to create an intermediate image 22 between the primary mirror 14 and a secondary mirror 16. The apparatus 10 further comprises a tertiary mirror 18 in optical communication with the seco ...