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US 6,636,713 B2Granted
Image reading apparatus
AssigneeCanon Denshi Kabushiki Kaisha
InventorsKatsuhiko Okitsu, Hiroshi Komuro
Life of this patent
Estimating the term…
Abstract
This invention has as its object to provide a highly reliable image reading apparatus in which both an image reading unit and photographing unit can obtain optimal images. To achieve this object, the apparatus has a light-emitting element array which illuminates a document to be read by a read sensor, and an illumination lamp which illuminates the document to be recorded by the photographing unit.
Claims11
An image reading apparatus which comprises:
- an image reading unit which reads image information of a document;
- and
- a photographing unit which records an image of the document on a photosensitive material by exposure,
- said apparatus further comprising:
- a first image illumination unit which illuminates the document read by said image reading unit;
- and
- a second image illumination unit which illuminates the document recorded by said photographing unit, said second image illumination unit comprising a light amount varying mechanism for making light amount adjustment for photographing the document.
4 more elements
Dependencies are inferred from the claim text.