Filament lamp infrared source

Details Filament lamp infrared source Filament lamp infrared source

1993-06-10

1995-08-01

O'Shea, Sandra L.

Electric lamp and discharge devices

With optical device or special ray transmissive envelope

313112, 313113, H01K 126

Patent

active

054382335

ABSTRACT:
A lamp configuration particularly for infrared radiation provides an internal arrangement and environment adapted to overcome failure modes of prior art broad band infrared sources, and may incorporate optical elements including spectral filters and lenses enabling wavelength selection, beam shaping, external focusing, collimating, and wave front shaping. It also facilitates optical coupling to external devices including a rotating mirror, shutter and modulator devices.

REFERENCES:
patent: 3189744 (1965-06-01), Ogland
patent: 3761757 (1973-09-01), Muhlbauer et al.
patent: 4104771 (1978-08-01), Clark et al.
patent: 4274028 (1981-06-01), Frame
patent: 4604680 (1986-08-01), Levin et al.

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