EP0418784A3 - Lamp provided with thin film for reflecting infrared rays - Google Patents
Lamp provided with thin film for reflecting infrared rays Download PDFInfo
- Publication number
- EP0418784A3 EP0418784A3 EP19900117866 EP90117866A EP0418784A3 EP 0418784 A3 EP0418784 A3 EP 0418784A3 EP 19900117866 EP19900117866 EP 19900117866 EP 90117866 A EP90117866 A EP 90117866A EP 0418784 A3 EP0418784 A3 EP 0418784A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- thin film
- infrared rays
- lamp provided
- reflecting infrared
- reflecting
- 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.)
- Withdrawn
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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/02—Details
- H01J61/38—Devices for influencing the colour or wavelength of the light
- H01J61/40—Devices for influencing the colour or wavelength of the light by light filters; by coloured coatings in or on the envelope
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP24199389A JPH03105849A (en) | 1989-09-20 | 1989-09-20 | Lamp |
JP241993/89 | 1989-09-20 |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0418784A2 EP0418784A2 (en) | 1991-03-27 |
EP0418784A3 true EP0418784A3 (en) | 1991-08-14 |
Family
ID=17082654
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP19900117866 Withdrawn EP0418784A3 (en) | 1989-09-20 | 1990-09-17 | Lamp provided with thin film for reflecting infrared rays |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP0418784A3 (en) |
JP (1) | JPH03105849A (en) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE69514710T2 (en) * | 1994-05-12 | 2000-09-28 | Iwasaki Electric Co Ltd | Metal halide lamp |
GB2302208B (en) * | 1995-06-09 | 1998-11-11 | Gen Electric | Electric incandescent lamps |
AT4408U1 (en) * | 2000-05-18 | 2001-06-25 | Plansee Ag | METHOD FOR PRODUCING AN ELECTRIC LAMP |
WO2004053925A2 (en) | 2002-12-12 | 2004-06-24 | Philips Intellectual Property & Standards Gmbh | Lamp with infrared reflecting coating |
WO2008078241A1 (en) * | 2006-12-20 | 2008-07-03 | Philips Intellectual Property & Standards Gmbh | White light emitting electric lamp assembly |
JP4801612B2 (en) * | 2007-03-15 | 2011-10-26 | モリト株式会社 | Belt mounting bracket |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1428608A (en) * | 1973-02-14 | 1976-03-17 | Canon Kk | Dichroic mirrors |
US4229066A (en) * | 1978-09-20 | 1980-10-21 | Optical Coating Laboratory, Inc. | Visible transmitting and infrared reflecting filter |
US4247167A (en) * | 1977-05-27 | 1981-01-27 | Canon Kabushiki Kaisha | Dichroic mirror with at least ten layers |
EP0041358A2 (en) * | 1980-06-03 | 1981-12-09 | Optical Coating Laboratory, Inc. | Non-polarizing thin film edge filter and fiber optic communication systems incorporating such filters |
JPS61147449A (en) * | 1984-12-18 | 1986-07-05 | Matsushita Electric Works Ltd | Variable color fluorescent lamp |
WO1989002607A2 (en) * | 1987-09-11 | 1989-03-23 | Litton Systems Inc. | Partly transparent mirror for a ring laser gyro |
-
1989
- 1989-09-20 JP JP24199389A patent/JPH03105849A/en active Pending
-
1990
- 1990-09-17 EP EP19900117866 patent/EP0418784A3/en not_active Withdrawn
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1428608A (en) * | 1973-02-14 | 1976-03-17 | Canon Kk | Dichroic mirrors |
US4247167A (en) * | 1977-05-27 | 1981-01-27 | Canon Kabushiki Kaisha | Dichroic mirror with at least ten layers |
US4229066A (en) * | 1978-09-20 | 1980-10-21 | Optical Coating Laboratory, Inc. | Visible transmitting and infrared reflecting filter |
EP0041358A2 (en) * | 1980-06-03 | 1981-12-09 | Optical Coating Laboratory, Inc. | Non-polarizing thin film edge filter and fiber optic communication systems incorporating such filters |
JPS61147449A (en) * | 1984-12-18 | 1986-07-05 | Matsushita Electric Works Ltd | Variable color fluorescent lamp |
WO1989002607A2 (en) * | 1987-09-11 | 1989-03-23 | Litton Systems Inc. | Partly transparent mirror for a ring laser gyro |
Non-Patent Citations (1)
Title |
---|
PATENT ABSTRACTS OF JAPAN vol. 10, no. 343 (E-456)(2399) 19 November 86, & JP-A-61 147449 (MATSUSHITA) 05 July 1986, * |
Also Published As
Publication number | Publication date |
---|---|
JPH03105849A (en) | 1991-05-02 |
EP0418784A2 (en) | 1991-03-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
17P | Request for examination filed |
Effective date: 19901220 |
|
AK | Designated contracting states |
Kind code of ref document: A2 Designated state(s): DE GB NL |
|
PUAL | Search report despatched |
Free format text: ORIGINAL CODE: 0009013 |
|
AK | Designated contracting states |
Kind code of ref document: A3 Designated state(s): DE GB NL |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 19920215 |