NL7208725A - - Google Patents
Info
- Publication number
- NL7208725A NL7208725A NL7208725A NL7208725A NL7208725A NL 7208725 A NL7208725 A NL 7208725A NL 7208725 A NL7208725 A NL 7208725A NL 7208725 A NL7208725 A NL 7208725A NL 7208725 A NL7208725 A NL 7208725A
- Authority
- NL
- Netherlands
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V9/00—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters
- F21V9/08—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters for producing coloured light, e.g. monochromatic; for reducing intensity of light
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B15/00—Special procedures for taking photographs; Apparatus therefor
- G03B15/02—Illuminating scene
- G03B15/06—Special arrangements of screening, diffusing, or reflecting devices, e.g. in studio
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
- F21W2131/40—Lighting for industrial, commercial, recreational or military use
- F21W2131/406—Lighting for industrial, commercial, recreational or military use for theatres, stages or film studios
Landscapes
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US15643671A | 1971-06-24 | 1971-06-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7208725A true NL7208725A (https=) | 1972-12-28 |
Family
ID=22559570
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7208725A NL7208725A (https=) | 1971-06-24 | 1972-06-23 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3733480A (https=) |
| DE (1) | DE2231139A1 (https=) |
| FR (1) | FR2143419B1 (https=) |
| GB (1) | GB1328610A (https=) |
| IT (1) | IT958513B (https=) |
| NL (1) | NL7208725A (https=) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4940140A (https=) * | 1972-08-18 | 1974-04-15 | ||
| JPS5225484A (en) * | 1975-08-21 | 1977-02-25 | Mitsubishi Electric Corp | Mixing light illuminating method |
| US4575783A (en) * | 1983-09-16 | 1986-03-11 | Manville Service Corporation | Reflector for illuminating signs |
| US5012396A (en) * | 1988-04-04 | 1991-04-30 | Costa Paul D | Method of apparatus for illuminating television studio and video tape production facilities |
| JP3237571B2 (ja) * | 1997-05-30 | 2001-12-10 | 市光工業株式会社 | 平面カラー発光装置 |
| US6062706A (en) * | 1998-03-09 | 2000-05-16 | Light & Sound Design, Ltd. | Variable color fluorescent lighting |
| US6270228B1 (en) | 1999-03-31 | 2001-08-07 | Astron Systems, Inc. | Studio lighting system |
| RU2155296C1 (ru) * | 1999-08-03 | 2000-08-27 | Комиссаров Александр Николаевич | Сценическая установка для создания световых эффектов |
| EP1610593B2 (en) | 1999-11-18 | 2020-02-19 | Signify North America Corporation | Generation of white light with Light Emitting Diodes having different spectrum |
| KR100762361B1 (ko) * | 2006-12-06 | 2007-10-02 | (주)이엠엘에스아이 | 디지털 이미지 테스트 부재의 광원 밝기 균일화 장치 및방법과 이를 이용한 디지털 이미지 색상 테스트 장치 및방법 |
| DE202007012137U1 (de) * | 2007-08-24 | 2007-12-06 | Briese, Hans-Werner Friedrich | Leuchteinheit mit einem aus mehreren Leuchtmitteln gebildeten Leuchtelement |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1784171A (en) * | 1927-05-14 | 1930-12-09 | Bertling Herbert | Artificial lighting having a daylight effect |
| US3093319A (en) * | 1959-11-26 | 1963-06-11 | Gamain Charles Henri Alfred | Apparatus for producing artificial daylight |
| US3143300A (en) * | 1963-03-04 | 1964-08-04 | Mobilcolor Inc | Variable color illuminator |
-
1971
- 1971-06-24 US US00156436A patent/US3733480A/en not_active Expired - Lifetime
-
1972
- 1972-06-09 GB GB2712472A patent/GB1328610A/en not_active Expired
- 1972-06-23 IT IT51116/72A patent/IT958513B/it active
- 1972-06-23 FR FR727222876A patent/FR2143419B1/fr not_active Expired
- 1972-06-23 NL NL7208725A patent/NL7208725A/xx not_active Application Discontinuation
- 1972-06-26 DE DE19722231139 patent/DE2231139A1/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| FR2143419B1 (https=) | 1973-07-13 |
| FR2143419A1 (https=) | 1973-02-02 |
| DE2231139A1 (de) | 1972-12-28 |
| IT958513B (it) | 1973-10-30 |
| GB1328610A (en) | 1973-08-30 |
| US3733480A (en) | 1973-05-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| BV | The patent application has lapsed |