Television camera selectively attenuates bright areas in scene without affecting dim areas. Camera views scenes containing extremes of light and dark without overexposing light areas and underexposing dark ones. Camera uses liquid-crystal light valve for selective attenuation. Feedback cathoderay tube locally alters reflection characteristics of liquid-crystal light valve. Results in point-to-point optoelectronic automatic gain control to enable viewing of both dark and very bright areas within scene.


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    Titel :

    Wide-Brightness-Range Video Camera


    Beteiligte:
    Craig, G. D. (Autor:in)

    Erschienen in:

    Erscheinungsdatum :

    01.01.1986



    Medientyp :

    Sonstige


    Format :

    Keine Angabe


    Sprache :

    Englisch


    Schlagwörter :


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