Flat multi-spectral light source

Details Flat multi-spectral light source Flat multi-spectral light source

2005-08-23

2005-08-23

Williams, Joseph (Department: 2879)

Electric lamp and discharge devices

With luminescent solid or liquid material

Vacuum-type tube

C313S112000

Reexamination Certificate

active

06933670

ABSTRACT:
Cold cathodes are used as field emitters within a multi-spectral light source, which is flat and compact. With the use of filters, very narrow and tunable light wavelengths can be achieved from a single lamp having a large selection of spectral behavior.

REFERENCES:
patent: 5721561 (1998-02-01), Kishino et al.
patent: 6417892 (2002-07-01), Sharp et al.

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