Intra-liquid optical measuring sensor and contamination preventi

Details Intra-liquid optical measuring sensor and contamination preventi Intra-liquid optical measuring sensor and contamination preventi

1996-01-11

1997-09-30

Ullah, Akm E.

Optical waveguides

Optical waveguide sensor

25022711, G02B 600

Patent

active

056733410

ABSTRACT:
An intra-liquid optical measuring sensor is provided having an optical fiber including a cladding in the form of a hollow tube, and a core. The core includes both a solid portion, and a liquid portion at an end of the core, which latter portion serves as the sensing portion of the fiber. The liquid portion has a light transmitting liquid substance therein.

REFERENCES:
patent: 4201446 (1980-05-01), Geddes et al.
patent: 4832444 (1989-05-01), Takahashi et al.
patent: 4927231 (1990-05-01), Levatter
patent: 5165773 (1992-11-01), Nath
patent: 5381231 (1995-01-01), Tu
patent: 5493629 (1996-02-01), Stange

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