FR1389295A - Filtres optiques et lampes comprenant de tels filtres - Google Patents

Filtres optiques et lampes comprenant de tels filtres

Info

Publication number
FR1389295A
FR1389295A FR970527A FR970527A FR1389295A FR 1389295 A FR1389295 A FR 1389295A FR 970527 A FR970527 A FR 970527A FR 970527 A FR970527 A FR 970527A FR 1389295 A FR1389295 A FR 1389295A
Authority
FR
France
Prior art keywords
filters
optical
lamps incorporating
lamps
incorporating
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
FR970527A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Compagnie des Lampes
Original Assignee
Compagnie des Lampes
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from US272006A external-priority patent/US3188513A/en
Application filed by Compagnie des Lampes filed Critical Compagnie des Lampes
Priority to FR970527A priority Critical patent/FR1389295A/fr
Application granted granted Critical
Publication of FR1389295A publication Critical patent/FR1389295A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/28—Envelopes; Vessels
    • H01K1/32—Envelopes; Vessels provided with coatings on the walls; Vessels or coatings thereon characterised by the material thereof
    • H01K1/325—Reflecting coating
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/20—Filters
    • G02B5/28—Interference filters
    • G02B5/281—Interference filters designed for the infrared light
    • G02B5/282—Interference filters designed for the infrared light reflecting for infrared and transparent for visible light, e.g. heat reflectors, laser protection

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
FR970527A 1963-04-10 1964-04-10 Filtres optiques et lampes comprenant de tels filtres Expired FR1389295A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR970527A FR1389295A (fr) 1963-04-10 1964-04-10 Filtres optiques et lampes comprenant de tels filtres

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US272006A US3188513A (en) 1963-04-10 1963-04-10 Optical filters and lamps embodying the same
FR970527A FR1389295A (fr) 1963-04-10 1964-04-10 Filtres optiques et lampes comprenant de tels filtres

Publications (1)

Publication Number Publication Date
FR1389295A true FR1389295A (fr) 1965-02-12

Family

ID=26206971

Family Applications (1)

Application Number Title Priority Date Filing Date
FR970527A Expired FR1389295A (fr) 1963-04-10 1964-04-10 Filtres optiques et lampes comprenant de tels filtres

Country Status (1)

Country Link
FR (1) FR1389295A (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2412941A1 (fr) * 1977-12-22 1979-07-20 Duro Test Corp Lampe a incandescence electrique comprenant un miroir a chaleur transparent du type interferometre
WO1983003719A1 (fr) * 1982-04-16 1983-10-27 Langhans, Lutz Source lumineuse avec spectre d'emission determine
FR2550382A1 (fr) * 1983-08-01 1985-02-08 Gen Electric Lampes a incandescence utilisant un cylindre reflechissant le rayonnement infrarouge

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2412941A1 (fr) * 1977-12-22 1979-07-20 Duro Test Corp Lampe a incandescence electrique comprenant un miroir a chaleur transparent du type interferometre
WO1983003719A1 (fr) * 1982-04-16 1983-10-27 Langhans, Lutz Source lumineuse avec spectre d'emission determine
FR2550382A1 (fr) * 1983-08-01 1985-02-08 Gen Electric Lampes a incandescence utilisant un cylindre reflechissant le rayonnement infrarouge

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