Fluorescent lamp substantially approximating the ultraviolet spe

Details Fluorescent lamp substantially approximating the ultraviolet spe Fluorescent lamp substantially approximating the ultraviolet spe

1985-01-07

1987-10-27

Moore, David K.

Electric lamp and discharge devices

With luminescent solid or liquid material

With gaseous discharge medium

2523014P, H01J 6144

Patent

active

047032243

ABSTRACT:
An improved suntanning fluorescent lamp having a spectral energy distribution of substantially UVA and UVB radiation. The spectral energy distribution substantially approximates natural sunlight below about 400 nanometers. Preferably, the lamp comprises a predetermined amount of a phosphor blend comprising cerium-activated strontium magnesium aluminate, europium-activated strontium pyrophosphate and europium-activated barium pyrophosphate.

REFERENCES:
patent: 2563901 (1951-08-01), Nagy et al.
patent: 3670193 (1972-06-01), Thorington et al.

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