FR1389295A - Filtres optiques et lampes comprenant de tels filtres - Google Patents
Filtres optiques et lampes comprenant de tels filtresInfo
- 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
Links
- 230000003287 optical effect Effects 0.000 title 1
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)
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)
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 |
-
1964
- 1964-04-10 FR FR970527A patent/FR1389295A/fr not_active Expired
Cited By (3)
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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