Exposure Head, A Method Of Controlling An Exposure Head And An Image Forming Apparatus
AssigneeSeiko Epson Corporation
InventorsRyuta KOIZUMI, Nozomu INOUE, Yujiro NOMURA
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Abstract
An exposure head, includes: an imaging optical system; a first light emitting element that emits a light which is to be focused by the imaging optical system; a second light emitting element that emits a light which is to be focused by the imaging optical system; a first TFT circuit that is connected with the first light emitting element via an interconnection wire; and a second TFT circuit that is connected with the second light emitting element via an interconnection wire, wherein the first light emitting element and the second light emitting element are provided between the first TFT circuit and the second TFT circuit.
Claims14
An exposure head, comprising:
- an imaging optical system;
- a first light emitting element that emits a light which is to be focused by the imaging optical system;
- a second light emitting element that emits a light which is to be focused by the imaging optical system;
- a first TFT circuit that is connected with the first light emitting element via an interconnection wire;
- and
- a second TFT circuit that is connected with the second light emitting element via an interconnection wire,
- wherein the first light emitting element and the second light emitting element are provided between the first TFT circuit and the second TFT circuit.
A method of controlling an exposure head, comprising:
- exposing a surface-to-be-exposed by means of an exposure head which includes
- an imaging optical system,
- a first light emitting element that emits a light which is to be focused on the surface-to-be-exposed by the imaging optical system,
- a second light emitting element that emits a light which is to be focused on the surface-to-be-exposed by the imaging optical system,
- a first TFT circuit that is connected with the first light emitting element via an interconnection wire and
- a second TFT circuit that is connected with the second light emitting element via an interconnection wire,
- and in which the first light emitting element and the second light emitting element are provided between the first TFT circuit and the second TFT circuit.
An image forming apparatus, comprising:
- a latent image carrier;
- and
- an exposure head which includes an imaging optical system, a first light emitting element that emits a light which is to be focused on the latent image carrier by the imaging optical system, a second light emitting element that emits a light which is to be focused on the latent image carrier by the imaging optical system, a first TFT circuit that is connected with the first light emitting element via an interconnection wire and a second TFT circuit that is connected with the second light emitting element via an interconnection wire, and in which the first light emitting element and the second light emitting element are provided between the first TFT circuit and the second TFT circuit.
Dependencies are inferred from the claim text.