Opaque shade
AssigneePolaroid Corporation
InventorAndrew S. Ivester
Life of this patent
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AssigneePolaroid Corporation
InventorAndrew S. Ivester
Estimating the term…
Photographic apparatus for use with film units of the self-developing type including at least one photosensitive layer and a light transmitting layer. A preferred form of the apparatus includes a pair of rollers mounted adjacent an exit opening for advancing an exposed film unit through the exit opening while simultaneously spreading a processing composition across the photosensitive layer. A coil of opaque material is mounted adjacent the exit opening in position to be engaged and uncoiled by the leading edge of the film unit as it passes through the exit opening. The coil progressively covers portions of the light transmitting layer adjacent to those portions of the film unit which have been treated with the processing composition, thereby preventing further exposure of untreated portions of the photosensitive layer by ambient light which would otherwise be transmitted lengthwise by the light transmitting layer.
Photographic apparatus for processing an exposed film unit of the type including a plurality of superposed layers including photosensitive and transparent layers, and a processing composition including an opacifying agent which is adapted to be spread across the photosensitive layer comprising:
Photographic apparatus for processing an exposed film unit of the type including a plurality of superposed layers including photosensitive and transparent layers, and a processing composition including an opacifying agent which is adapted to be spread across the photosensitive layer comprising:
Photographic apparatus for processing an exposed film unit of the type including a plurality of superposed layers including photosensitive and transparent layers, and a processing composition including an opacifying agent which is adapted to be spread across the photosensitive layer comprising:
Photographic apparatus for processing an exposed film unit of the type including a plurality of superposed layers including photosensitive and transparent layers, and a processing composition including an opacifying agent which is adapted to be spread across the photosensitive layer comprising:
Photographic apparatus for processing an exposed film unit of the type including a plurality of superposed layers including photosensitive and transparent layers, and a processing composition including an opacifying agent which is adapted to be spread across the photosensitive layer comprising:
Photographic apparatus for processing an exposed film unit of the type including a plurality of superposed layers including photosensitive and transparent layers, and a processing composition including an opacifying agent which is adapted to be spread across the photosensitive layer comprising:
Photographic apparatus for processing an exposed film unit including a pod of processing fluid located adjacent a leading edge thereof and arranged to release the processing fluid retained therein responsive to a compressive force being exerted thereagainst, the film unit further including a photosensitive layer and a light transparent layer overlying one side of the photosensitive layer, said apparatus comprising:
Photographic apparatus for processing an exposed film unit of the type having opposed major surfaces and including a pod of processing fluid arranged to release the processing fluid retained therein along a photosensitive layer in response to a compressive force being exerted thereagainst, said apparatus comprising:
Dependencies are inferred from the claim text.