Patent ID: 7477430
Filing Date: 2009-01-13
Classification: H04N

Abstract:
1. An image reading apparatus comprising: a transparency conveying apparatus for conveying a transparency to a document reading region of the image reading apparatus, the transparency conveying apparatus including, a first rail that guides one end portion of the transparency, a second rail that guides the other end portion of the transparency, and is provided in parallel to the first rail so that the document reading region is located between the first and second rails, a first belt that conveys the transparency along the first rail, and faces the first rail in a position where the one end portion of the transparency is inserted between the first belt and the first rail, a second belt that conveys the transparency along the second rail and faces the second rail in a position where the other end portion of the transparency is inserted between the second belt and the second rail, a first engagement member that engages the one end portion of the transparency to the first belt, a second engagement member that engages the other end portion of the transparency to the second belt, and a drive unit that rotates the first and second belts in synchronization with each other; a transparent table that includes a board surface on which the first and second rails can be mounted; a first illumination unit that illuminates the document reading region from the board surface side of the table; a second illumination unit that illuminates the table from the bottom surface side of the table; and a reading unit that reads out a transmission light image of the transparency that is illuminated by the first illumination unit, and that reads out a reflection light image of the reflection copy that is illuminated by the second illumination unit.