IT958528B - Polarizzatore adatto in partico lare all impiego su fari di autoveicoli - Google Patents

Polarizzatore adatto in partico lare all impiego su fari di autoveicoli

Info

Publication number
IT958528B
IT958528B IT51162/72A IT5116272A IT958528B IT 958528 B IT958528 B IT 958528B IT 51162/72 A IT51162/72 A IT 51162/72A IT 5116272 A IT5116272 A IT 5116272A IT 958528 B IT958528 B IT 958528B
Authority
IT
Italy
Prior art keywords
vehicle headlights
polarizer suitable
polarizer
headlights
vehicle
Prior art date
Application number
IT51162/72A
Other languages
English (en)
Original Assignee
Polaroid Corp
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 Polaroid Corp filed Critical Polaroid Corp
Application granted granted Critical
Publication of IT958528B publication Critical patent/IT958528B/it

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
    • F21S41/10—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source
    • F21S41/12—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source characterised by the type of emitted light
    • F21S41/135—Polarised

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Lighting Device Outwards From Vehicle And Optical Signal (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
IT51162/72A 1971-06-28 1972-06-26 Polarizzatore adatto in partico lare all impiego su fari di autoveicoli IT958528B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US15714571A 1971-06-28 1971-06-28

Publications (1)

Publication Number Publication Date
IT958528B true IT958528B (it) 1973-10-30

Family

ID=22562512

Family Applications (1)

Application Number Title Priority Date Filing Date
IT51162/72A IT958528B (it) 1971-06-28 1972-06-26 Polarizzatore adatto in partico lare all impiego su fari di autoveicoli

Country Status (7)

Country Link
US (1) US3731080A (it)
JP (1) JPS5530241B2 (it)
CA (1) CA973139A (it)
DE (1) DE2231202C2 (it)
FR (1) FR2143792B1 (it)
GB (1) GB1368221A (it)
IT (1) IT958528B (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4006377A (en) * 1976-01-12 1977-02-01 General Electric Company Filter attachment for parabolic reflector lamps
GB2203826A (en) * 1987-04-21 1988-10-26 Edward Hugh Robinson Light lenses

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2031045A (en) * 1932-12-06 1936-02-18 Sheet Polarizer Company Inc Means for avoiding glare from automobile headlights
GB486836A (en) * 1936-12-03 1938-06-10 Zeiss Ikon Ag Improvements in or relating to vehicle lighting
DE718405C (de) * 1940-02-03 1942-03-11 Hugo Schneider Ag Polarisationsfilter
US2397242A (en) * 1941-02-26 1946-03-26 Polarold Corp Coating composition
US2810324A (en) * 1954-12-02 1957-10-22 Marks Polarized Corp Light polarizing illuminating device
US3513305A (en) * 1967-09-05 1970-05-19 Phillip M Joncas Diffusing screen for a seal beam light
JPS5112956B1 (it) * 1971-03-09 1976-04-23

Also Published As

Publication number Publication date
AU4372472A (en) 1974-01-03
GB1368221A (en) 1974-09-25
CA973139A (en) 1975-08-19
FR2143792A1 (it) 1973-02-09
FR2143792B1 (it) 1976-08-06
JPS5530241B2 (it) 1980-08-09
US3731080A (en) 1973-05-01
DE2231202C2 (de) 1984-05-10
JPS4923986A (it) 1974-03-02
DE2231202A1 (de) 1973-01-11

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