IMAGE READING DEVICE AND IMAGE RECORDING DEVICE

PROBLEM TO BE SOLVED: To provide an image reading device and an image recording device capable of more stably acquiring a proper reading result and properly correcting the result.SOLUTION: The image reading device comprises: illumination means for applying light onto the surface of a medium; light m...

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1. Verfasser: HOSONO YUTAKA
Format: Patent
Sprache:eng ; jpn
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Zusammenfassung:PROBLEM TO BE SOLVED: To provide an image reading device and an image recording device capable of more stably acquiring a proper reading result and properly correcting the result.SOLUTION: The image reading device comprises: illumination means for applying light onto the surface of a medium; light measurement means for measuring the intensity of the light applied from the illumination means and reflected by the surface of the medium; distance measurement means for measuring a distance corresponding to an interval between the predetermined light incident surface of the light measurement means and the medium in the measurement by the light measurement means; and light measurement result correction means for correcting the measurement result of the light measurement means in accordance with the distance measured by the distance measurement means.SELECTED DRAWING: Figure 4 【課題】より安定して適正な読取結果を取得して適切にその補正を行うことが可能な画像読取装置及び画像記録装置を提供する。【解決手段】画像読取装置は、媒体の表面に光を照射する照明手段と、照明手段から照射された光の媒体の表面での反射光の強度を測定する光測定手段と、光測定手段による測定時における光測定手段の所定の光入射面と媒体との間隔に応じた距離を測定する距離測定手段と、距離測定手段により測定された距離に応じて光測定手段の測定結果を補正する光測定結果補正手段と、を備える。【選択図】図4