FR1184963A - Directed, anti-glare luminaire - Google Patents
Directed, anti-glare luminaireInfo
- Publication number
- FR1184963A FR1184963A FR1184963DA FR1184963A FR 1184963 A FR1184963 A FR 1184963A FR 1184963D A FR1184963D A FR 1184963DA FR 1184963 A FR1184963 A FR 1184963A
- Authority
- FR
- France
- Prior art keywords
- directed
- luminaire
- glare
- glare luminaire
- 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
-
- 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
- F21V5/00—Refractors for light sources
- F21V5/02—Refractors for light sources of prismatic shape
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J1/00—Photometry, e.g. photographic exposure meter
- G01J1/42—Photometry, e.g. photographic exposure meter using electric radiation detectors
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Optics & Photonics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1184963T | 1957-10-22 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1184963A true FR1184963A (en) | 1959-07-28 |
Family
ID=9663700
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1184963D Expired FR1184963A (en) | 1957-10-22 | 1957-10-22 | Directed, anti-glare luminaire |
FR6984A Expired FR72966E (en) | 1957-10-22 | 1958-02-20 | Directed, anti-glare luminaire |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR6984A Expired FR72966E (en) | 1957-10-22 | 1958-02-20 | Directed, anti-glare luminaire |
Country Status (1)
Country | Link |
---|---|
FR (2) | FR1184963A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3283653A (en) * | 1963-02-20 | 1966-11-08 | Albert R Tokarzewski | Panoramic optical system having an annular afocal lens system |
EP0237579A1 (en) * | 1985-09-20 | 1987-09-23 | NEGISHI, Masataka | Light deflector |
-
1957
- 1957-10-22 FR FR1184963D patent/FR1184963A/en not_active Expired
-
1958
- 1958-02-20 FR FR6984A patent/FR72966E/en not_active Expired
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3283653A (en) * | 1963-02-20 | 1966-11-08 | Albert R Tokarzewski | Panoramic optical system having an annular afocal lens system |
EP0237579A1 (en) * | 1985-09-20 | 1987-09-23 | NEGISHI, Masataka | Light deflector |
EP0237579A4 (en) * | 1985-09-20 | 1988-12-28 | Masataka Negishi | Light deflector. |
Also Published As
Publication number | Publication date |
---|---|
FR72966E (en) | 1960-09-22 |
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