Title:
ORIGINAL READER
Document Type and Number:
WIPO Patent Application WO/1998/059488
Kind Code:
A1
Abstract:
An original reader such as an image scanner for inputting image information, provided with a light source for illuminating an original, a lens unit (8) capable of optically changing resolution, and a solid-state image sensor substrate placed on an image forming plane (10) of the lens, wherein the lens unit (8) includes a plurality of lenses that can deal with a plurality of different resolutions and one lens corresponding to a specified resolution is selectively moved into a light path. The lens unit and the solid-state image sensor substrate are independently movable in the direction of optical axis for focusing.
Inventors:
MIYAUCHI YASUNORI (JP)
MASUDA MINORU (JP)
MASUDA MINORU (JP)
Application Number:
PCT/JP1998/002679
Publication Date:
December 30, 1998
Filing Date:
June 17, 1998
Export Citation:
Assignee:
PFU LTD (JP)
MIYAUCHI YASUNORI (JP)
MASUDA MINORU (JP)
MIYAUCHI YASUNORI (JP)
MASUDA MINORU (JP)
International Classes:
G03B27/50; G06T1/00; H04N1/04; H04N1/393; H04N1/193; (IPC1-7): H04N1/04
Foreign References:
| JPS642466A | 1989-01-06 | |||
| JPH0698099A | 1994-04-08 | |||
| JPH02155366A | 1990-06-14 | |||
| JPH0435455A | 1992-02-06 |
Other References:
See also references of EP 0920183A4
Attorney, Agent or Firm:
Hasegawa, Fumihiro (Sankyo Central Plaza Building 5F 11-8,
Nishi-Nippori 5-chom, Arakawa-ku Tokyo, JP)
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