Radiant energy – Photocells; circuits and apparatus – Photocell controls its own optical systems
Reexamination Certificate
2006-04-25
2006-04-25
Le, Que T. (Department: 2878)
Radiant energy
Photocells; circuits and apparatus
Photocell controls its own optical systems
C250S208100, C250S216000
Reexamination Certificate
active
07034270
ABSTRACT:
In case of irradiating a sample with laser beam, dispersing light emitted from the sample to a spectrum, and fetching and detecting from a wavelength band extraction portion light in at least one band area from the dispersed spectrum, when at least one of a plurality of optical elements arranged between the sample and the dispersive element is switched, a positional relationship between the wavelength band extraction portion and a spectrum image formation position which is displaced in a dispersion direction due to a change in angle of light entering the dispersive element.
REFERENCES:
patent: 6396053 (2002-05-01), Yokoi
patent: 6614526 (2003-09-01), Engelhardt
patent: 2000-56244 (2000-02-01), None
Frishauf Holtz Goodman & Chick P.C.
Le Que T.
Olympus Corporation
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