Methods and apparatus for recording electric signals Patent #: 4312004
ApplicationNo. 06/230089 filed on 01/29/1981
US Classes:355/71, Including shutter, diaphragm, polarizer or filter347/239, Specific light modulator347/244, Specific lens355/1, INCLUDING FIBER OPTICS355/37, Plural lamps358/509Illumination
ExaminersPrimary: Wintercorn, Richard A.
Attorney, Agent or Firm
International ClassesH04N 1/036 (20060101)
G06K 15/12 (20060101)
AbstractElectronic imaging apparatus of the kind having an imaging zone; a light valve array comprising a plurality of discretely-addressable light-modulating pixel regions; illuminating means for directing light to the imaging zone via the array and means for addressing the pixels in accordance with image information, features light control means located between the illuminating means and such array for collimating illuminating light in a direction substantially normal to the ingress surface of the array.