FR859696A - Luminaire without glare effect - Google Patents
Luminaire without glare effectInfo
- Publication number
- FR859696A FR859696A FR859696DA FR859696A FR 859696 A FR859696 A FR 859696A FR 859696D A FR859696D A FR 859696DA FR 859696 A FR859696 A FR 859696A
- Authority
- FR
- France
- Prior art keywords
- luminaire
- glare effect
- glare
- effect
- 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
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
- F21V7/00—Reflectors for light sources
- F21V7/04—Optical design
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH859696X | 1939-07-22 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR859696A true FR859696A (en) | 1940-12-24 |
Family
ID=4543010
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR859696D Expired FR859696A (en) | 1939-07-22 | 1939-08-31 | Luminaire without glare effect |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR859696A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4866584A (en) * | 1988-05-27 | 1989-09-12 | Columbia Lighting, Inc. | Indirect luminaire |
-
1939
- 1939-08-31 FR FR859696D patent/FR859696A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4866584A (en) * | 1988-05-27 | 1989-09-12 | Columbia Lighting, Inc. | Indirect luminaire |
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