FR72966E - Appareil d'éclairage dirigé, anti-éblouissant - Google Patents

Appareil d'éclairage dirigé, anti-éblouissant

Info

Publication number
FR72966E
FR72966E FR6984A FR33006984A FR72966E FR 72966 E FR72966 E FR 72966E FR 6984 A FR6984 A FR 6984A FR 33006984 A FR33006984 A FR 33006984A FR 72966 E FR72966 E FR 72966E
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
Application number
FR6984A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SAED
Original Assignee
SAED
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by SAED filed Critical SAED
Application granted granted Critical
Publication of FR72966E publication Critical patent/FR72966E/fr
Expired legal-status Critical Current

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)
  • Optics & Photonics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
FR6984A 1957-10-22 1958-02-20 Appareil d'éclairage dirigé, anti-éblouissant Expired FR72966E (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1184963T 1957-10-22

Publications (1)

Publication Number Publication Date
FR72966E true FR72966E (fr) 1960-09-22

Family

ID=9663700

Family Applications (2)

Application Number Title Priority Date Filing Date
FR1184963D Expired FR1184963A (fr) 1957-10-22 1957-10-22 Appareil d'éclairage dirigé, anti-éblouissant
FR6984A Expired FR72966E (fr) 1957-10-22 1958-02-20 Appareil d'éclairage dirigé, anti-éblouissant

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR1184963D Expired FR1184963A (fr) 1957-10-22 1957-10-22 Appareil d'éclairage dirigé, anti-éblouissant

Country Status (1)

Country Link
FR (2) FR1184963A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
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
JPS62195601A (ja) * 1985-09-20 1987-08-28 Nissho Giken Kk 光の方向変換装置

Also Published As

Publication number Publication date
FR1184963A (fr) 1959-07-28

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