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EMU helmet mounted displayA helmet mounted display device is disclosed for projecting a display on a flat combiner surface located above the line of sight where the display is produced by two independent optical channels with independent LCD image generators. The display has a fully overlapped field of view on the combiner surface and the focus can be adjusted from a near field of four feet to infinity.
Document ID
19910004566
Acquisition Source
Legacy CDMS
Document Type
Other - Patent Application
Authors
Marmolejo, Jose (NASA Lyndon B. Johnson Space Center Houston, TX., United States)
Smith, Stephen (Hamilton Standard Windsor Locks, CT., United States)
Plough, Alan (Hamilton Standard Windsor Locks, CT., United States)
Clarke, Robert (Hamilton Standard Windsor Locks, CT., United States)
Mclean, William (Hamilton Standard Windsor Locks, CT., United States)
Fournier, Joseph (Hamilton Standard Windsor Locks, CT., United States)
Date Acquired
September 6, 2013
Publication Date
September 25, 1990
Subject Category
Man/System Technology And Life Support
Report/Patent Number
NAS 1.71:MSC-21460-1
Patent Number: NASA-CASE-MSC-21460-1
Report Number: NAS 1.71:MSC-21460-1
Patent Application Number: US-PATENT-APPL-SN-587919
Accession Number
91N13879
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.
Patent
NASA-CASE-MSC-21460-1
Patent Application
US-PATENT-APPL-SN-587919

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