Broadband spectrometer with fiber optic reformattor

Details Broadband spectrometer with fiber optic reformattor Broadband spectrometer with fiber optic reformattor

1984-02-21

1987-07-07

Evans, F. L.

Optics: measuring and testing

By dispersed light spectroscopy

Utilizing a spectrometer

350 9625, G01J 318

Patent

active

046783326

ABSTRACT:
The invention provides a system having a broadband spectrometer with a fiber optic reformattor for field use in detecting and identifying gas clouds within a field of view. The system includes a grating type spectrometer, a fiber optic reformattor, a focal plane detector array and electronics for background signal subtraction techniques for generating spectral signature data which is analyzed for gas detection and outputting a decision making signal for recognition.

REFERENCES:
patent: 3457416 (1969-07-01), Elliott
patent: 3885879 (1975-05-01), Louder et al.
patent: 3923399 (1975-12-01), Brumley
patent: 4340303 (1982-07-01), Grisar et al.
patent: 4375919 (1983-03-01), Busch
patent: 4487504 (1984-12-01), Goldsmith
patent: 4516832 (1985-05-01), Jain et al.
patent: 4519707 (1985-05-01), Kuffer
Brochure/Rank Precision Industries, Inc., 12/1971, 8 pages.

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