In proposed technique for controlling brightness of image formed by lens, spatial light modulator serves as segmented, electronically variable aperture. Offers several advantages: spatial light modulator controlled remotely and responds faster than motorized iris or other remotely controlled mechanical iris. Unlike iris, modulator also configured so as not to vary depth of field appreciably. Unlike lead lanthanum zirconate titanate crystal, spatial light modulator does not require high voltage.


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    Title :

    Spatial Light Modulator Would Serve As Electronic Iris


    Contributors:

    Published in:

    Publication date :

    1991-08-01



    Type of media :

    Miscellaneous


    Type of material :

    No indication


    Language :

    English




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