A laser ranging instrument is being developed to measure the spatial variations in the Earth's gravity field. It will range in space to a cube corner on a passive co-orbiting sub-satellite with a velocity accuracy of 20 to 50 microns/sec by using AlGaAs lasers intensity modulated at 2 GHz.


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    Title :

    Semiconductor laser-based ranging instrument for earth gravity measurements


    Contributors:

    Publication date :

    1995-01-01


    Type of media :

    Report


    Type of material :

    No indication


    Language :

    English





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