Image capture instrument with side view angle

Details Image capture instrument with side view angle Image capture instrument with side view angle

1997-01-09

1999-02-02

Mancene, Gene

Surgery

Endoscope

Having imaging and illumination means

600169, 600170, 600175, A61B 100

Patent

active

058657258

ABSTRACT:
The present invention is characterized by arranging along the lengthwise direction within a lens barrel: a side view mirror or prism which reflects in the lengthwise direction of said lens barrel the optical image incident from a translucent window that opens to the tip side surface; an image focusing optical system which focuses that optical image; and a CCD element which captures the optical image focused by said image focusing optical system; and is characterized by mounting in the light route reaching from aforementioned side view mirror or prism to said CCD element optical image inversion mirror or prism which reflects the optical image inverted by said side view mirror or prism such that it faces said CCD element in a reinverted state.

REFERENCES:
patent: 3279460 (1966-10-01), Sheldon
patent: 3417745 (1968-12-01), Sheldon
patent: 4076018 (1978-02-01), Heckele
patent: 4706653 (1987-11-01), Yamamoto
patent: 4858001 (1989-08-01), Milbank et al.
patent: 4941457 (1990-07-01), Hasegawa
patent: 5016098 (1991-05-01), Cooper
patent: 5325847 (1994-07-01), Matsuno
patent: 5518501 (1996-05-01), Oneda et al.

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