Illumination system for endoscopes

Details Illumination system for endoscopes Illumination system for endoscopes

1995-10-19

1997-01-21

Ullah, Akm E.

Optical waveguides

Optical fiber bundle

Imaging

G02B 606

Patent

active

055966667

ABSTRACT:
An endoscope illumination system having an objective lens system forming an image of an object of an internal organ or in a hollow structural body and a light guide fiber bundle for guiding illumination light generated by the light guide source to a light exit end thereof and illuminating the object includes a shift mechanism means for causing parallel movement of the optical axis of the light exit end with respect to and in a plane including the optical axis of the illumination lens system.

REFERENCES:
patent: 4831437 (1989-05-01), Nishioka et al.
patent: 4878112 (1989-10-01), Ieoka
patent: 4882619 (1989-11-01), Hasegawa et al.
patent: 4902115 (1990-02-01), Takahashi
patent: 5014121 (1991-05-01), Tsujiuchi et al.
patent: 5148502 (1992-09-01), Tsujiuchi et al.
patent: 5434669 (1995-07-01), Tabata et al.

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