Optical filter for telecommunications

Details Optical filter for telecommunications Optical filter for telecommunications

1997-09-10

1998-09-08

Ngo, John

Optical waveguides

Miscellaneous

385 75, 385140, 385 38, 385 72, G02B 638

Patent

active

058057609

ABSTRACT:
An optical filter comprising two ferrules containing a respective duct internally housing a respective portion of optical fibre; the two ferrules are inserted axially aligned within an alignment bush, between said two ferrules there being inserted a vitreous support on which a layer of optically active filtering material is deposited. A method for constructing said optical filter is also described.

REFERENCES:
patent: 4982083 (1991-01-01), Graham et al.
patent: 5144689 (1992-09-01), Lovely
patent: 5319733 (1994-06-01), Emmons et al.
patent: 5384885 (1995-01-01), Diner

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