Low-pressure mercury discharge lamp

Details Low-pressure mercury discharge lamp Low-pressure mercury discharge lamp

1994-08-31

1995-06-06

Gross, Anita Pellman

Electric lamp and discharge devices

With luminescent solid or liquid material

With gaseous discharge medium

313485, 313487, H01J 162

Patent

active

054225388

ABSTRACT:
The invention relates to a low-pressure mercury discharge lamp with a very good color rendering and with a color point (x.sub.L, y.sub.L on or adjacent the Planckian locus, provided with a gastight, radiation-transmitting envelope which contains mercury and rare gas, and provided with a luminescent layer which comprises

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patent: 4602188 (1986-07-01), de Hair
patent: 4800319 (1989-01-01), Van Kemenade
patent: 4835398 (1989-05-01), Nakamura
patent: 5055681 (1991-10-01), Tsuchino
Lawrence E. Tannas, Jr., Flat Panel Displays and CRTs, 1985, p. 66.
"Method of Measuring and Specifying Colour Rendering Properties of Light Sources" IEC Publication No. 13.2 (TC-3.2) 1974.
"Official Recommendations of the International Commission on Illumination" IEC Publication No. 15 (E.1.3.1), 1971, & 2 Supplements.
"Color Temperature: A Problem of Standards" J. Rennilson, Optical Spectra, Oct. 1980, pp. 63-66.
Bulletin of the Academy of Sciences of the U.S.S.R. Physical Series vol. 38, No. 1, 1974.

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