Stray light trap in a monochrometer

Details Stray light trap in a monochrometer Stray light trap in a monochrometer

1991-01-15

1992-06-23

Evans, F. L.

Optics: measuring and testing

By dispersed light spectroscopy

With monochromator structure

356334, G01J 318

Patent

active

051237407

ABSTRACT:
A monochrometer having a stray light trap which substantially directs stray light away from light of wavelength of interest and/or absorb the stray light so as to substantially reduce the stray light component in the light of interest. The monochrometer has internal surfaces each having one of several optical characteristics.

REFERENCES:
patent: 4300835 (1981-11-01), Schiemann et al.
patent: 4830493 (1989-05-01), Giebeler
patent: 4919537 (1990-04-01), Giebeler
patent: 4921350 (1990-05-01), Giebeler
Publication "Optical Black Surface" by Martin Marietta undated.

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