Image transmitting element comprising an array of photo-transmis

Details Image transmitting element comprising an array of photo-transmis Image transmitting element comprising an array of photo-transmis

1990-11-13

1992-11-10

Lee, John D.

Optical waveguides

Optical fiber bundle

Fiber bundle plate

355 1, 385 35, 385147, G02B 608

Patent

active

051631172

ABSTRACT:
An image transmitting element is disclosed, which comprises: a transparent substrate; photo-transmissible holes one-dimensionally or two-dimensionally formed as an array in the substrate, each of the holes having a substantially cylindrical side surface and at least two substantially semi-spherical surfaces; a photo-absorptive surface formed on at least a part of the cylindrical side surface of the photo-transmissible holes; and a transparent material with which the photo-transmissible holes are filled, the transparent material having a refractive index higher than that of the substrate.

REFERENCES:
patent: 2992586 (1961-07-01), Upton
patent: 2996634 (1961-08-01), Woodcock
patent: 3237039 (1966-02-01), Fyler
patent: 3253500 (1966-05-01), Hicks, Jr.
patent: 4737013 (1988-04-01), Wilcox

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