FR552177A - Optical system applicable to automobile headlights - Google Patents

Optical system applicable to automobile headlights

Info

Publication number
FR552177A
FR552177A FR552177DA FR552177A FR 552177 A FR552177 A FR 552177A FR 552177D A FR552177D A FR 552177DA FR 552177 A FR552177 A FR 552177A
Authority
FR
France
Prior art keywords
optical system
system applicable
automobile headlights
headlights
automobile
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)
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.)
BESNARD ETS
Original Assignee
BESNARD ETS
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 BESNARD ETS filed Critical BESNARD ETS
Application granted granted Critical
Publication of FR552177A publication Critical patent/FR552177A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • F21S41/322—Optical layout thereof the reflector using total internal reflection

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
FR552177D 1922-03-27 1922-03-27 Optical system applicable to automobile headlights Expired FR552177A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR552177T 1922-03-27

Publications (1)

Publication Number Publication Date
FR552177A true FR552177A (en) 1923-04-25

Family

ID=8937394

Family Applications (1)

Application Number Title Priority Date Filing Date
FR552177D Expired FR552177A (en) 1922-03-27 1922-03-27 Optical system applicable to automobile headlights

Country Status (1)

Country Link
FR (1) FR552177A (en)

Similar Documents

Publication Publication Date Title
FR26274E (en) Optical system applicable to automobile headlights
FR552177A (en) Optical system applicable to automobile headlights
FR26825E (en) Optical system applicable to automobile headlights
FR558100A (en) screen for automobile headlights
FR546370A (en) Motor vehicle chassis
FR569964A (en) Improvements to road motor vehicles
FR565420A (en) Optical device for automobile headlights and others
FR560495A (en) Improvements to automotive headlights
FR25070E (en) Lens arrangement, for automobile headlights and others
FR606844A (en) Optical instrument against glare from automobile headlights
FR550016A (en) Automotive headlight enhancements
FR536088A (en) Variable aperture and hermetic windshield system for automobiles and other vehicles
FR552817A (en) Automotive headlight glass
FR591399A (en) Shutter, diffuser, light system for automobile headlights
FR567917A (en) Automotive elastic suspension system
FR573681A (en) Automotive elastic suspension system
FR572627A (en) Automotive headlight orientation device
FR538154A (en) Automotive headlights improvements
FR635623A (en) Improvements to automotive headlights
FR601496A (en) Improvements to automotive headlights
FR616110A (en) Improvements to automotive headlights
FR610088A (en) Improvements to automotive headlights
FR549438A (en) Automotive Windshield Improvements
FR589124A (en) Automotive headlights improvements
FR594355A (en) Automotive headlights improvements