ILLUMINATING DEVICE, IMAGE READING DEVICE, AND IMAGE FORMING APPARATUS

An illuminating device, an image reading device, and an image forming apparatus. The illuminating device includes a plurality of first light sources arrayed on a circuit board, the first light sources having a plurality of first light emitting surfaces through which light is emitted, and a second li...

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Hauptverfasser: SUGAI, Atsushi, NAKAZAWA, Masamoto, ITOH, Masahiro
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creator SUGAI, Atsushi
NAKAZAWA, Masamoto
ITOH, Masahiro
description An illuminating device, an image reading device, and an image forming apparatus. The illuminating device includes a plurality of first light sources arrayed on a circuit board, the first light sources having a plurality of first light emitting surfaces through which light is emitted, and a second light source disposed on an upstream side of the first light sources in an irradiation direction of the light. In the illuminating device, the second light source has a second light emitting surface through which light is emitted, and the second light source has a directivity angle different from a directivity angle of each one of the first light sources. The image reading device includes the illuminating device, and an imaging device to receive the light reflected by a document to capture an image of the document.
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recordid cdi_epo_espacenet_US2023007140A1
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subjects BLASTING
ELECTRIC COMMUNICATION TECHNIQUE
ELECTRICITY
HEATING
LIGHTING
MECHANICAL ENGINEERING
NON-PORTABLE LIGHTING DEVICES
PICTORIAL COMMUNICATION, e.g. TELEVISION
SYSTEMS THEREOF
VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLEEXTERIORS
WEAPONS
title ILLUMINATING DEVICE, IMAGE READING DEVICE, AND IMAGE FORMING APPARATUS
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