Electric lamp and discharge devices – With luminescent solid or liquid material – With gaseous discharge medium
Patent
1985-12-23
1989-01-24
Bashore, S. Leon
Electric lamp and discharge devices
With luminescent solid or liquid material
With gaseous discharge medium
313489, 2523014R, H01J 162, H01J 6304, C09K 1108
Patent
active
048003190
ABSTRACT:
A low-pressure mercury vapor discharge lamp having a very satisfactory color rendition, (R(a,8).gtoreq.85), a color temperature of 2300-3300 K and a color point on or near the Planckian curve. The lamp is provided with a luminescent layer comprising:
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Commission International de L'Eclairage Publications CIE No. 13.2 (TC-3.2), (1974) and CIE No. 15 (E-1.3.1) (1971).
J. J. Rennilson, Optical Spectra, Oct. 1980, pp. 63-66.
Berns Everhardus G.
De Hair Johannes T. W.
Van Kemenade Johannes T. C.
Bashore S. Leon
Boyer Michael K.
Fox John C.
U.S. Philips Corporation
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