In an optical code reader of the imager type, comprising at least one not collimated light source having an illumination optics associated therewith, and a photodetector device having a receiving optics associated therewith, at least one lens of the illumination optics and at least one lens of the receiving optics are displaceable together to change their distance from said at least one light source and from said photodetector device, respectively.
OPTICAL CODE READER
VINCENZI, Donato;
2006
Abstract
In an optical code reader of the imager type, comprising at least one not collimated light source having an illumination optics associated therewith, and a photodetector device having a receiving optics associated therewith, at least one lens of the illumination optics and at least one lens of the receiving optics are displaceable together to change their distance from said at least one light source and from said photodetector device, respectively.File in questo prodotto:
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