Patent ID: 6215563
Filing Date: 2001-04-10
Classification: H04N

Abstract:
An image reading apparatus which is capable of reading an image of different size of films, comprising:means for irradiating light onto a film;means for changing photoelectricity which is output corresponding to a change in an amount of light;scanning means for scanning the light of an image from a film and the photoelectricity changing means relative to one another;optical means having a projection lens and a plurality of mirrors for leading the light from a film to the photoelectricity changing means;detecting means for detecting the size of a film; andmeans for moving at least one mirror of the plurality of mirrors, which constitutes the optical means, corresponding to the size of a film detected by the detecting means, whereby the width of an image which is formed on the photoelectricity changing means is always maintained constant irrespective of the difference in size of a film.