Apparatus and methods for making spectroscopic measurements...

Details Apparatus and methods for making spectroscopic measurements... Apparatus and methods for making spectroscopic measurements...

2006-08-21

2008-01-29

Tran, Thuy Vinh (Department: 2821)

Electricity: measuring and testing

Electric lamp or discharge device

Electric lamp

C324S122000

Reexamination Certificate

active

07323877

ABSTRACT:
Apparatus and methods are disclosed for measuring cathode fall within a fluorescent lamp that contains an electrode and a gas. A level of cathode fall associated with the electrode may be identified based on an intensity and wavelength of radiation emitted by the gas.

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