Fluorescent luminous device

Details Fluorescent luminous device Fluorescent luminous device

1998-07-17

2000-12-19

Patel, Ashok

Electric lamp and discharge devices

With luminescent solid or liquid material

Vacuum-type tube

H01J 162

Patent

active

061631086

ABSTRACT:
A fluorescent luminous device capable of providing a fluorescent luminous device including a non-sulfide phosphor which is reduced in resistance and emits light of a reddish luminous color. The fluorescent luminous device is so constructed that the phosphor layer is made of a non-sulfide phosphor excited by luminescence of a ZnO:Zn phosphor to emit light of a yellowish red luminous color. The ZnO:Zn phosphor is deposited on the non-sulfide phosphor.

REFERENCES:
patent: 4100454 (1978-07-01), Hase et al.
patent: 5041458 (1991-08-01), Huiskes et al.

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