Lamp with coating for absorption of ultraviolet light

Details Lamp with coating for absorption of ultraviolet light Lamp with coating for absorption of ultraviolet light

1990-05-03

1991-07-23

DeMeo, Palmer C.

Electric lamp and discharge devices

With optical device or special ray transmissive envelope

Polarizer or special ray transmission

313493, 313635, 313489, H01J 6135, H01J 6142

Patent

active

050346504

ABSTRACT:
A lamp for providing illumination to ultraviolet light-sensitive materials and including a coating for providing the lamp envelope with a safety coating for containing debris produced upon the lamp envelope being broken and for substantially absorbing the ultraviolet light.

REFERENCES:
patent: 2820918 (1958-01-01), Aronstein
patent: 3124307 (1964-03-01), Hoskins et al.
patent: 3426234 (1969-02-01), Hayasaka et al.
patent: 3602759 (1971-08-01), Evans
patent: 4147947 (1979-04-01), Hoeh
patent: 4507332 (1985-03-01), Nolan et al.
patent: 4804886 (1989-02-01), Nolan et al.

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