Microfilming apparatus

A microfilming apparatus of the automatic document feed type comprising:

• a platen for supporting a document sheet thereon,
• means comprising a document tray for holding a multiplicity of document sheets to be photographed in the form of a stack,
• feed means for feeding one sheet after another of the sheets one by one along a feed path from the document tray onto the plate,
• photographing means for projecting an image of the sheet on the platen onto a film on a reduced scale to photographic the image onto the film,
• discharge means for discharging the sheet from the platen after it has been photographed onto the film by said photographing means,
• a start switch for issuing a start photographing instruction instructing said photographing means to start a photographing operation,
• detecting means for detecting an empty condition of of the sheet on the document tray,
• selecting means for selecting one of a first photographing mode wherein a multiplicity of the sheets are successively automatically fed one by one by the feed means from the document tray until said detecting means detects the empty condition of the sheet in response to one start photographing instruction of the start switch so as to photograph images of all the sheets on the document tray onto the film, and a second photographing mode wherein a single document sheet is automatically fed by the feed means from the document tray in response to each individual start photographing instruction, and
• execution means for controlling the feed means, the discharge means and the photographing means in accordance with the photographing mode selected by the selecting means.

A micro-film camera for automatically photographing document images on micro-film, which comprises:

• means comprising a document tray for stacking a plurality of document sheets thereon,
• photographing means for automatically feeding one document sheet after another of the document sheets on the document tray one by one along a feed path, and photographing images of the document sheets onto the film,
• detecting means for detecting a sheet empty condition of said document tray,
• mode selecting means for selecting one of as first mode and a second mode,
• instructing means for instructing the photographing means to start a photographing operation,
• means for energizing said photographing means until said detecting means detects the empty condition in response to one instruction of said instructing means so as to photograph all the document sheets on the document tray during one successive operation of the said photographing means when the first mode is selected by said selecting means and for energizing said photographing means one time in response to one instruction of the instructing means so as to feed a single document sheet on the document tray and photograph the single document when the second mode is selected by the selecting means.