Image transmitting optical system using optical fiber bundle

Details Image transmitting optical system using optical fiber bundle Image transmitting optical system using optical fiber bundle

1984-02-23

1987-06-30

Sikes, William L.

Surgery

Truss

Pad

350 9624, 350 9626, 350 9628, 128 4, 128 6, G02B 606, A61B 100

Patent

active

046765921

ABSTRACT:
An image transmitting optical system comprising an objective, an image guide formed of an optical fiber bundle, an eyepiece, a relay-lens system, and a stop capable of changing an aperture provided adjacently to any of the position of an exit pupil of the eyepiece, the position conjugate with the exit pupil in respect of the relay-lens system or the position of an entrance pupil of the objective, in order to enable to photograph more clearly even in a short distance photographing.

REFERENCES:
patent: 3637282 (1972-01-01), Hayamizu et al.
patent: 3669524 (1972-06-01), Shio
patent: 4157216 (1979-06-01), Plummer
patent: 4196990 (1980-04-01), Forsyth
Greasley, "Film Viewing Device" IBM Tech. Disc. Bull. vol. 15, No. 8, 1/73, p. 2606.

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