Plasma lamp and method

Details Plasma lamp and method Plasma lamp and method

2006-09-12

2006-09-12

Patel, Ashok (Department: 2879)

Electric lamp and discharge devices

With optical device or special ray transmissive envelope

Polarizer or special ray transmission

C313S113000, C313S313000, C313S570000, C313S635000, C313S638000, C313S640000

Reexamination Certificate

active

07105989

ABSTRACT:
A plasma lamp and method having high efficacy, high color rendering index, and a desirable correlated color temperature with improved color consistency from lamp to lamp. The lamp may include a vaporizable fill material comprising halides of sodium and scandium and a filter formed from a vitreous material containing a dopant. In one aspect, the filter is formed by a glass shroud containing neodymium oxide that reduces the transmission of yellow light.

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