Image sensor employed for portable image inputting device
AssigneeMitsubishi Denki Kabushiki Kaisha
InventorToshio Matsumoto
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Abstract
In an image sensor according to the present invention, a frame comprising a line light source, a light receiving element, and an original copy positioning member contacted to the original copy for positioning it being attached to a handy scanner housing. A transparent plate for passing the light emitted from the line light source and the reflected light from the original copy being attached to a frame so as to face the original copy. The transparent plate is further attached to the frame without any adhesive by being engaged with engaging portions of the frame.
Claims19
An image sensor employed for a portable image inputting device comprising:
- a handy scanner housing which moves on an original copy;
- a frame fitted to said housing and including a plurality of engaging portions and a lens positioning surface;
- a line light source provided within said frame for emitting a light to illuminate the original copy;
- a substrate fixed to said frame;
- a light receiving element formed on said substrate for receiving light reflected from the original copy;
- a transparent plate fixed to said frame by being engaged with said engaging portions for passing light emitted from said line light source and the light reflected from the original copy;
- an optical image forming component fixed to said frame by being pressed against said lens positioning surface by said transparent plate for forming an image of the reflected light from the original copy onto said light receiving element;
- and
- an original copy positioning member provided at said housing, for defining the position of the original copy by contacting the original copy in such a manner that said transparent plate is spaced apart from and faces the original copy.
Dependencies are inferred from the claim text.