Title:
OPTICAL DEVICE FOR COPIER
Document Type and Number:
Japanese Patent JPS5389740
Kind Code:
A
Abstract:
PURPOSE: To eliminate the need of shifting the optical system at the time of changing either mode of book or sheet for focusing at the same position of a photo-sensitive body by providing plural exposure units for an original document, a single fixed lens, and plural mirrors.
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Inventors:
UMEZAWA KAZUMI
HATSUTORI HIROYUKI
HATSUTORI HIROYUKI
Application Number:
JP468677A
Publication Date:
August 07, 1978
Filing Date:
January 19, 1977
Export Citation:
Assignee:
CANON KK
International Classes:
G03B27/50; G03B27/32; G03G15/04; G03G15/22; G03G21/00; (IPC1-7): G03B27/32; G03G15/04; G03G15/22