JPH0431202U - - Google Patents

Info

Publication number
JPH0431202U
JPH0431202U JP1990072943U JP7294390U JPH0431202U JP H0431202 U JPH0431202 U JP H0431202U JP 1990072943 U JP1990072943 U JP 1990072943U JP 7294390 U JP7294390 U JP 7294390U JP H0431202 U JPH0431202 U JP H0431202U
Authority
JP
Japan
Prior art keywords
light
face
output end
optical fiber
light output
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.)
Granted
Application number
JP1990072943U
Other languages
English (en)
Other versions
JPH089843Y2 (ja
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
Priority to JP1990072943U priority Critical patent/JPH089843Y2/ja
Publication of JPH0431202U publication Critical patent/JPH0431202U/ja
Application granted granted Critical
Publication of JPH089843Y2 publication Critical patent/JPH089843Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • F21S41/10—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source
    • F21S41/14—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source characterised by the type of light source
    • F21S41/162—Incandescent light sources, e.g. filament or halogen lamps
    • 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
    • F21S41/20—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by refractors, transparent cover plates, light guides or filters
    • F21S41/24—Light guides
    • 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
    • F21S41/20—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by refractors, transparent cover plates, light guides or filters
    • F21S41/25—Projection lenses
    • F21S41/255—Lenses with a front view of circular or truncated circular outline
    • 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
    • F21S41/40—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by screens, non-reflecting members, light-shielding members or fixed shades
    • F21S41/43—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by screens, non-reflecting members, light-shielding members or fixed shades characterised by the shape thereof
    • 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
    • F21S41/321—Optical layout thereof the reflector being a surface of revolution or a planar surface, e.g. truncated

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Optical Couplings Of Light Guides (AREA)

Description

【図面の簡単な説明】
第１図は本考案の一実施例である自動車用ヘツ
ドランプの全体概要図、第２図は同ヘツドランプ
のつくる配光パターンを示す図、第３図ａ〜ｆは
各光出射端面からの出射光のつくる分割配光パタ
ーンを示す図、第４図ａ及び第５図はそれぞれ投
射レンズの前方から光出射端面を見た正面図、第
４図ｂは第４図ａに示す線−に沿う断面図、
第６図は本考案の他の実施例の要部である光フア
イバー束の光出射端面周辺の縦断面図、第７図は
従来例の水平断面図である。 １０……入射光学系であるリフレクター、１１
……光反射面、１２……光源であるバルブ、２０
……光フアイバー集束体、２０ａ……光入射端面
、２１〜２６……光フアイバー束、２１ａ〜２１
ｆ……光フアイバーの光出射端面、３２……投射
レンズであるコリメータレンズ、３４……拡散レ
ンズ、Ｐ……合成された配光パターン、Ｐ１〜Ｐ
６……各光フアイバーの光出射端面からの出射光
によつて形成される分割配光パターン、１１〜
１６……光フアイバー束の光出射端面の中心軸
、２１〜２６……コリメータレンズの中心軸
、ｄ１，ｄ２……光出射端面の中心とコリメータ
レンズの中心との偏心量。

Claims (1)

    【実用新案登録請求の範囲】
  1. 光入射端面及び光出射端面を有した光フアイバ
    ー束と、前記光入射端面に光源光を入射させる入
    射光学系と、光出射端面より出射した光を投射レ
    ンズにより投射して光出射端面の形状に倣つた形
    状の配光パターンを前方に形成する出射光学系と
    、を備えた自動車用照明灯において、前記光フア
    イバー束の光出射端面の中心と投射レンズの中心
    とが偏心して配置されたことを特徴と自動車用照
    明灯。
JP1990072943U 1990-07-11 1990-07-11 自動車用照明灯 Expired - Lifetime JPH089843Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1990072943U JPH089843Y2 (ja) 1990-07-11 1990-07-11 自動車用照明灯

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990072943U JPH089843Y2 (ja) 1990-07-11 1990-07-11 自動車用照明灯

Publications (2)

Publication Number Publication Date
JPH0431202U true JPH0431202U (ja) 1992-03-13
JPH089843Y2 JPH089843Y2 (ja) 1996-03-21

Family

ID=31611335

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990072943U Expired - Lifetime JPH089843Y2 (ja) 1990-07-11 1990-07-11 自動車用照明灯

Country Status (1)

Country Link
JP (1) JPH089843Y2 (ja)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008084876A (ja) * 2007-12-17 2008-04-10 Koito Mfg Co Ltd 車両用前照灯
JP2015043346A (ja) * 2010-05-12 2015-03-05 オスラム ゲーエムベーハーＯＳＲＡＭ ＧｍｂＨ ヘッドライトモジュール
JP2015185209A (ja) * 2014-03-20 2015-10-22 スタンレー電気株式会社 発光装置、車両用灯具及び光ファイバ

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008084876A (ja) * 2007-12-17 2008-04-10 Koito Mfg Co Ltd 車両用前照灯
JP4644243B2 (ja) * 2007-12-17 2011-03-02 株式会社小糸製作所 車両用前照灯
JP2015043346A (ja) * 2010-05-12 2015-03-05 オスラム ゲーエムベーハーＯＳＲＡＭ ＧｍｂＨ ヘッドライトモジュール
US9702519B2 (en) 2010-05-12 2017-07-11 Osram Gmbh Headlight module
JP2015185209A (ja) * 2014-03-20 2015-10-22 スタンレー電気株式会社 発光装置、車両用灯具及び光ファイバ

Also Published As

Publication number Publication date
JPH089843Y2 (ja) 1996-03-21

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