Patent ID: 7021543

Claim:
An image reader for reading a document, the image reader comprising: an illuminator illuminating light onto the document; a line sensor; and a plurality of imaging mirrors, including an adjustable imaging mirror, refracting light reflected off the document onto the line sensor; and a mirror adjusting mechanism operatively coupled to the adjustable imaging mirror to adjust an orientation of the adjustable imaging mirror, wherein the mirror adjusting mechanism includes: a support structure supporting the adjustable imaging mirror; a base; an adjusting member positioned in contact between the base and the support structure so as to define a spacing between the base and the support structure so that the support structure has a position relative to the base; a pushing member pushing the support structure into pressure contact with the adjusting member, and wherein adjusting the adjusting member changes the spacing between the support structure and the base so as to change the position of the support structure, and therefore change the orientation of the adjustable imaging mirror.