FR601039A - Dispositifs électriques de projections ou d'illuminations à lumière de couleur - Google Patents
Dispositifs électriques de projections ou d'illuminations à lumière de couleurInfo
- Publication number
- FR601039A FR601039A FR601039DA FR601039A FR 601039 A FR601039 A FR 601039A FR 601039D A FR601039D A FR 601039DA FR 601039 A FR601039 A FR 601039A
- Authority
- FR
- France
- Prior art keywords
- illuminations
- projections
- electrical devices
- colored light
- colored
- 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
- 238000005286 illumination Methods 0.000 title 1
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
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
- G03B21/20—Lamp housings
- G03B21/208—Homogenising, shaping of the illumination light
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR601039T | 1925-07-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR601039A true FR601039A (fr) | 1926-02-20 |
Family
ID=8970948
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR601039D Expired FR601039A (fr) | 1925-07-11 | 1925-07-11 | Dispositifs électriques de projections ou d'illuminations à lumière de couleur |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR601039A (fr) |
-
1925
- 1925-07-11 FR FR601039D patent/FR601039A/fr not_active Expired
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