OPTICAL CODE READER

摘要

In an optical code reader (1) of the imager type, comprising at least one not collimated light source (2a, 2b) having an illumination optics (3a, 3b) associated therewith, and a photodetector device (5, 41, 51) having a receiving optics (4) associated therewith, at least one lens (3a, 3b) of the illumination optics and at least one lens (4) of the receiving optics are displaceable together to change their distance from said at least one light source (2a, 2b) and from said photodetector device (5, 41, 51) , respectively.