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Application filed by Flixel LtdfiledCriticalFlixel Ltd
Publication of TW200508782ApublicationCriticalpatent/TW200508782A/en
A shutter for a transparent or apertured area, the shutter having an input and output side, comprising: a panel, arranged to selectably cover the area at a first position of the panel and to uncover the area in a second position; and an input light shaping element situated at the input side of the shutter and spaced therefrom, adapted to focus light that enters the array from the input side.