Optical fiber termination including pure silica lens and method

Optics: measuring and testing – Range or remote distance finding – With photodetection

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350 9615, 350 9620, 350 9621, 350 9634, 350320, 65 42, 65 36, 65 37, 356 731, 356400, G02B 632, C03B 2320, G01N 2100

Patent

active

047370068

ABSTRACT:
A single mode fiber expanded beam termination is formed by fusion splicing an undoped (pure) silica rod to a single mode fiber. The length of the rod controls the expanded beam diameter, and forms a lens on the free end of the undoped silica rod to collimate an output beam.

REFERENCES:
patent: 4173393 (1979-11-01), Maurer
patent: 4327963 (1982-05-01), Khoe et al.
patent: 4456330 (1984-06-01), Bludau 350 96.18

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