FR59427E - Multi-focus luminaire with variable divergence and intensity - Google Patents

Multi-focus luminaire with variable divergence and intensity

Info

Publication number
FR59427E
FR59427E FR59427DA FR59427E FR 59427 E FR59427 E FR 59427E FR 59427D A FR59427D A FR 59427DA FR 59427 E FR59427 E FR 59427E
Authority
FR
France
Prior art keywords
luminaire
focus
intensity
variable divergence
divergence
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
Other languages
French (fr)
Inventor
Jean Margotton
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 filed Critical
Application granted granted Critical
Publication of FR59427E publication Critical patent/FR59427E/en
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
    • F21V7/04—Optical design
    • F21V7/09—Optical design with a combination of different curvatures
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/30—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by reflectors
    • F21S41/32—Optical layout thereof

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
FR59427D 1949-07-18 1949-07-18 Multi-focus luminaire with variable divergence and intensity Expired FR59427E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR59427T 1949-07-18

Publications (1)

Publication Number Publication Date
FR59427E true FR59427E (en) 1954-05-25

Family

ID=8693253

Family Applications (1)

Application Number Title Priority Date Filing Date
FR59427D Expired FR59427E (en) 1949-07-18 1949-07-18 Multi-focus luminaire with variable divergence and intensity

Country Status (1)

Country Link
FR (1) FR59427E (en)

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