Radiant energy – Invisible radiant energy responsive electric signalling – Ultraviolet light responsive means
Reexamination Certificate
2007-10-30
2007-10-30
Porta, David (Department: 2884)
Radiant energy
Invisible radiant energy responsive electric signalling
Ultraviolet light responsive means
C250S461100, C356S437000
Reexamination Certificate
active
11330368
ABSTRACT:
The present invention relates, generally, to a portable system for UV spectroscopy capable of the detection and quantification of chemicals from either open air environments or by insertion of a sample using a sample chamber. The system is capable of simultaneously detecting and quantifying chemicals in either a gaseous or liquid form with both sharp and broad spectroscopic features. UV light is generated, collimated into a beam, and focused through a sample volume. The volume can be comprised of an open environment system, or a closed system with a sample cell. The sample cell may contain a number of mirrors which results in one or more “bounces” of light through the volume prior to being focused into a UV Spectrometer. The said light source may be supplied by a variety of sources. Said light is collected and transferred to the processor by short length optical fibers thereby minimizing the light loss in the deep UV.
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Gamiles Donald S.
Wisniewski Thomas C.
Cerex Environmental Services
Cook, Esq. Dennis L.
Eley Jessica L
Porta David
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