Electric lamp and discharge devices – With optical device or special ray transmissive envelope – Reflector
Patent
1990-12-19
1993-01-05
Yusko, Donald J.
Electric lamp and discharge devices
With optical device or special ray transmissive envelope
Reflector
313 25, 313112, 313579, 313580, 313635, 313638, 362293, 362296, 359360, 359584, 359585, 359586, 359588, 359589, 359839, 359884, H01J 0316, H01J 6118, H01J 6138, H01K 0132
Patent
active
051773961
ABSTRACT:
A light mirror and a lamp including a light mirror are disclosed. The light mirror includes a light pervious substrate having a reflecting surface, a metal coating disposed in the reflecting surface, and a dichroic coating disposed on the metal coating. The dichroic coating is designed to reflect essentially all of the visible light spectrum and to transmit infra-red radiation and any unreflected portion of the visible light spectrum. A method for controlling the heat transmission of a cold light mirror is also disclosed.
REFERENCES:
patent: 3174067 (1965-03-01), Bahrs
patent: 3188513 (1965-06-01), Hansler
patent: 3944320 (1976-03-01), McLintic
patent: 4663557 (1987-05-01), Martin, Jr. et al.
patent: 4829210 (1989-05-01), Benson et al.
patent: 4838629 (1989-06-01), Maruyama et al.
patent: 4839553 (1989-06-01), Mellor
patent: 4854670 (1989-08-01), Mellor
Gielen Joseph G. M. G.
Hoeben Louis L. J. M.
Mellor Charles E.
GTE Products Corporation
GTE Sylvania N.V.
Patel Ashok
Walter Robert E.
Yusko Donald J.
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