Optical beam scanner

Details Optical beam scanner Optical beam scanner

G - Physics

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G02B 26/10 (2006.01) G02B 26/12 (2006.01) G02B 27/00 (2006.01) H04N 1/053 (2006.01) H04N 1/113 (2006.01) H04N 1/12 (2006.01)

Patent

CA 1318530

OPTICAL BEAM SCANNER ABSTRACT OF THE DISCLOSURE An optical beam scanner comprising: a light source; a deviation unit for deviating a beam from the light source and emitting a scanning beam; a com- pensation unit for compensating a vertical inclination of the deviation unit and comprising a first optical element for deforming the scanning beam into a ver- tically longitudinal oval shape and a second optical element for reforming the oval beam into a round shape, and converging the scanning beam on a scanning surface; and, a detection unit for detecting the scanning beam disposed between the deviation unit and the second optical element.

552513

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