JPS6149302A - Head lamp for dimmer or fog lighting of automobile - Google Patents
Head lamp for dimmer or fog lighting of automobileInfo
- Publication number
- JPS6149302A JPS6149302A JP60175973A JP17597385A JPS6149302A JP S6149302 A JPS6149302 A JP S6149302A JP 60175973 A JP60175973 A JP 60175973A JP 17597385 A JP17597385 A JP 17597385A JP S6149302 A JPS6149302 A JP S6149302A
- Authority
- JP
- Japan
- Prior art keywords
- lens
- polished
- bright
- headlamp according
- diverging lens
- 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.)
- Pending
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
- F21S41/20—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by refractors, transparent cover plates, light guides or filters
- F21S41/25—Projection lenses
- F21S41/265—Composite lenses; Lenses with a patch-like shape
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
【発明の詳細な説明】
産業上の利用分野：
本発明は、垂直方向の子午的断面及び水平方向の子午的
Ｗｒ百が高次数の曲線でありかつ発光体によって発生さ
れた光線を反射する反射鏡と、光学的に有効な端縁が光
束の明暗境界を形成する、反射光線の、方向に配置され
た絞りと、反射光線を光束に形成させる、光線方向に絞
りの前方に配置された対物レンズとを有する、自動車の
減光又は霧中照明光用の前照燈に関する。DETAILED DESCRIPTION OF THE INVENTION Field of Industrial Application: The present invention is directed to a reflection light beam in which the vertical meridional cross-section and the horizontal meridional cross-section are curves of high order and which reflect the light rays generated by the luminous body. a mirror, a diaphragm located in the direction of the reflected rays whose optically effective edges form the bright/dark boundary of the ray bundle, and an objective located in front of the diaphragm in the direction of the rays, causing the reflected rays to form into a ray bundle. The present invention relates to a headlight for automobile dimming or fog illumination, which has a lens.
従来技術：
絞り端縁を結像させることによって生じル明暗境界は、
白色光の色分解によって形成されたカラー７リンゾを有
する。しかし、この種のカラーフリンジを有する減光又
はＺ中黒明光は、自動車用前照燈についての規制法に適
合しない。Prior art: The bright/dark boundary created by imaging the edge of the aperture is
It has 7 colors formed by color separation of white light. However, this type of dimming or Z-black light with color fringes does not comply with regulatory laws regarding automobile headlights.
それといつのも、このためには白色光のみが許容されて
いるからでらる。この減光又は霧中照明光は、球面状洗
研磨されたレンズ面を有する２個の集光レンズ及び１［
固の発散レンズを示す三部からなる対物レンズを用いて
実現することができた。しかし、対物レンズが三部から
なること及び全体で６回研磨したレンズ面は、前照燈の
大工業的な製造費を必要とする。This is because only white light is allowed for this purpose. This dimming or fog illumination light is produced by two condensing lenses with spherical polished lens surfaces and one [
This could be achieved using a three-part objective lens exhibiting a solid diverging lens. However, the three-part objective lens and the six-times-polished lens surface require large industrial manufacturing costs for the headlight.
作用：
工業的製造費の前記公知技術水準に示した問題は、本発
明（（よれば自動車の減光又は霧中照明光用の前照燈を
用いて簡単な方法で、対物レンズが２個のレンズからの
みなりかつ必要とされろ非球面レンズ面が既に成形工具
罠よって圧縮過程の際に生じることによって解決される
。Effect: The problem shown in the above-mentioned state of the art of industrial manufacturing cost can be solved by the present invention ((according to the present invention), in a simple way using a headlamp for automobile dimming or fog illumination, the objective lens is This is solved by the fact that the aspherical lens surface that is only required from the lens is already generated during the compression process by means of the forming tool trap.
発散レンズの２つの球面及び集光レンズの球面は、圧５
縮されていても研磨されていてもよく、この場合球表面
の一部である全ての球面の研磨は、簡単になる。The two spherical surfaces of the diverging lens and the spherical surface of the condensing lens have a pressure of 5
It may be compressed or polished, in which case polishing of all spherical surfaces that are part of the spherical surface becomes simple.
集光レンズの圧縮された非球面は、好ましい方法で、コ
ントラストに富みすぎる明暗境界を阻止しかつ発光すべ
き空間の十分な明るさを得るように計算しかつ製造する
ことができ；−面で自動車の運転者の運転の安全性を高
め、他面で交通標識を明らかに認めさせることができる
。The compressed aspheric surface of the condenser lens can be calculated and manufactured in a favorable manner to prevent too contrasty light-dark boundaries and to obtain sufficient brightness of the space to be emitted; It can improve driving safety for car drivers and make traffic signs more clearly recognized.
本発明の好ましい他の形成は、特許請求の範囲第２項か
ら第６項までのいずれか１項に記載されている。Other preferred embodiments of the invention are defined in one of the claims 2 to 6.
実施例：
本発明の１つの実施例は、図面に示されており、次の図
面についての記載において詳説される。Embodiment: One embodiment of the invention is shown in the drawings and is explained in detail in the description of the following drawings.
自動車の減光又は霧中照明光用の前照燈は、反射鏡１０
、その垂直方向の子牛的断面１１及び水平方向の子牛的
断面１２を有する。高次数の断面曲線は、例えば情円曲
、線、放物曲線又は円錐断面類似の曲線である。発光体
１３は、前照燈の元軸１４の範囲内に配置され、反射鏡
１０によって反射される光線の方向に、すなわち反射鏡
１０の光出射口１５の前方に絞り１６は存在し、この絞
りの光学的に有効な端縁１７は、光束の明暗境界を形成
する。A headlight for automobile dimming or fog illumination is a reflector 10.
, has its vertical calf section 11 and its horizontal calf section 12. The high-order cross-sectional curve is, for example, a circular curve, a line, a parabolic curve, or a curve similar to a conic cross-section. The illuminant 13 is arranged within the range of the original axis 14 of the headlamp, and a diaphragm 16 is present in the direction of the light beam reflected by the reflector 10, that is, in front of the light exit opening 15 of the reflector 10. The optically effective edge 17 of the diaphragm forms the bright/dark boundary of the light beam.
同様に反射される光１線の方向に絞り１６の前方で、発
散レンズ１８及び集光レンズ１９によって形成される対
物レンズが配置されている。An objective lens formed by a diverging lens 18 and a condensing lens 19 is likewise arranged in front of the diaphragm 16 in the direction of the reflected light line.
発散レンズ１８は、平面２０及び球面２１を有し、この
球面は球表面の一部でろる。２つり表面２０．２１は、
圧縮されたブランクを研磨することによって製造された
。集光レンズ１９は、圧縮ガラスからなり、その非球面
２３は、既く完成して圧縮されており、すなわち事後の
研磨過程を全く必要とせず；これに対してその球面２２
は、研磨されている。発散レンズ１８の凹面２１及び集
光レンズ１９の凸ゴ２２は、隣接して配置されている。The diverging lens 18 has a flat surface 20 and a spherical surface 21, which is a part of the spherical surface. The two hanging surfaces 20.21 are
Manufactured by polishing compressed blanks. The condenser lens 19 is made of compressed glass, the aspherical surface 23 of which is already finished and compressed, i.e. no subsequent polishing step is required; whereas the spherical surface 22
has been polished. The concave surface 21 of the diverging lens 18 and the convex surface 22 of the condensing lens 19 are arranged adjacent to each other.
本発明によれば本質的なことは、対物レンズ１８．１９
の非球面２３が完成して圧縮され、したがって費用のか
かる工業的研磨過程をもはや全く必要とせず；全部の平
面及び／又は球面を完成し・て圧、縮することができる
か又は研磨することができることにあり、この場合これ
に関連して研磨過程は、工業的に簡単になる。According to the invention, what is essential is that the objective lens 18.19
The aspherical surface 23 is completed and compacted, so that no expensive industrial polishing process is needed at all; all flat and/or spherical surfaces can be completed and compacted or polished. In this case, the polishing process is industrially simplified.
添付図面は、自動車の゛減光又は霧中照明光用の前照燈
の本発明による原理を示す略図である。
１６・・・絞り、１８・・・球面発散レンズ、１９・・
非球面集光レンズ、２０．２１・・・発散レンズの２つ
の面、２２・・・集光レンズの他の面、２３・−集光レ
ンズの非球面。
１６・・・校シ
１８・・・球面発散レンズ
１９・・・瑯球面集光レンズ
２０．２１・・・発散レンズの２つの直、２２・・・集
光レンズの他の面
２３・・・集光レンズの非球面The accompanying drawing is a schematic diagram illustrating the principle according to the invention of a headlamp for dimming or fog illumination of a motor vehicle. 16... Aperture, 18... Spherical diverging lens, 19...
Aspherical condensing lens, 20. 21... Two surfaces of the diverging lens, 22... Other surface of the condensing lens, 23.--Aspherical surface of the condensing lens. 16... Calibration 18... Spherical diverging lens 19... Spherical condensing lens 20.21... Two straight sides of the diverging lens, 22... Other surface of the condensing lens 23... Aspheric surface of condenser lens
Claims (1)
高次数の曲線でありかつ発光体によつて発生された光線
を反射する反射鏡と、光学的に有効な端縁が光束の明暗
境界を形成する、反射光線の方向に配置された絞りと、
反射光線を光束に形成させる、光線方向に絞りの前方に
配置された対物レンズとを有する、自動車の減光又は霧
中照明光用の前照燈において、球面発散レンズ（１８）
及び非球面集光レンズ（１９）が対物レンズを形成し、
少なくとも集光レンズ（１９）の非球面（２３）が完成
圧縮されておりかつ研磨されてないことを特徴とする、
自動車の減光又は霧中照明光用の前照燈。 ２、集光レンズ（１９）の他の面（２２）が研磨されて
いる、特許請求の範囲第１項記載の前照燈。 ３、発散レンズ（１８）の２つの面（２０、２１）が完
成圧縮されておりかつ研磨されていない、特許請求の範
囲第１項又は第２項に記載の前照燈。 ４、発散レンズ（１８）の２つの面（２０、２１）の少
なくとも１つが研磨されている、特許請求の範囲第１項
又は第２項に記載の前照燈。 ５、発散レンズ（１８）がプラスチックからなる、特許
請求の範囲第１項から第４項までのいずれか１項に記載
の前照燈。 ６、対物レンズ（１８、１９）、殊に集光レンズ（１９
）の非球面（２３）は明暗境界を結像する絞り（１６）
がピントをぼかして結像しかつ明暗境界の上の部分が明
るくなるように計算されている、特許請求の範囲第１項
から第５項までのいずれか１項に記載の前照燈。[Claims] 1. A reflecting mirror whose vertical meridional cross section and horizontal meridional cross section are high-order curves and which reflects the light rays generated by the light emitter, and an optically effective mirror. a diaphragm arranged in the direction of the reflected ray, the edge of which forms the bright/dark boundary of the luminous flux;
A spherical diverging lens (18) in a headlamp for dimming or fog illumination of a motor vehicle, with an objective lens arranged in front of the aperture in the direction of the light beam, which forms the reflected light beam into a luminous flux.
and an aspheric condenser lens (19) forming an objective lens,
characterized in that at least the aspherical surface (23) of the condenser lens (19) is fully compressed and not polished;
Headlights for automobile dimming or fog illumination. 2. The headlamp according to claim 1, wherein the other surface (22) of the condenser lens (19) is polished. 3. A headlamp according to claim 1 or 2, wherein the two surfaces (20, 21) of the diverging lens (18) are fully compressed and unpolished. 4. The headlamp according to claim 1 or 2, wherein at least one of the two surfaces (20, 21) of the diverging lens (18) is polished. 5. The headlamp according to any one of claims 1 to 4, wherein the diverging lens (18) is made of plastic. 6. Objective lenses (18, 19), especially condenser lenses (19)
The aspherical surface (23) of ) is an aperture (16) that images the bright and dark boundary.
The headlight according to any one of claims 1 to 5, wherein the headlight is calculated so that the image is formed out of focus and the area above the brightness/darkness boundary becomes bright.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3430273.5 | 1984-08-17 | ||
| DE19843430273 DE3430273A1 (en) | 1984-08-17 | 1984-08-17 | HEADLIGHTS FOR LOW BEAM OR FOG LIGHTS OF MOTOR VEHICLES |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6149302A true JPS6149302A (en) | 1986-03-11 |
Family
ID=6243273
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP60175973A Pending JPS6149302A (en) | 1984-08-17 | 1985-08-12 | Head lamp for dimmer or fog lighting of automobile |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP0171646A1 (en) |
| JP (1) | JPS6149302A (en) |
| DE (1) | DE3430273A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011181342A (en) * | 2010-03-01 | 2011-09-15 | Stanley Electric Co Ltd | Motorcycle projector headlight |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT405212B (en) * | 1997-01-15 | 1999-06-25 | Photonic Optische Geraete Gmbh | OPTICAL ELEMENT |
| US8556482B2 (en) | 2007-07-26 | 2013-10-15 | Docter Optics Se | Method for producing a headlamp lens for a motor-vehicle headlamp |
| DE102009053581B3 (en) * | 2009-10-05 | 2011-03-03 | Automotive Lighting Reutlingen Gmbh | Light module for a lighting device of a motor vehicle |
| DE102010029176A1 (en) * | 2009-10-05 | 2012-12-27 | Automotive Lighting Reutlingen Gmbh | Motor vehicle headlight with a semiconductor light sources, a primary optics and a secondary optics having light module |
| DE102010046626B4 (en) | 2010-09-16 | 2013-05-16 | Automotive Lighting Reutlingen Gmbh | Color-correcting projection optics for a light module of a motor vehicle headlight |
| DE102010051597B4 (en) | 2010-11-16 | 2017-05-11 | Automotive Lighting Reutlingen Gmbh | Optical lens element, light module for a motor vehicle headlight with such a lens element and motor vehicle headlight with such a light module |
| DE102011004086C5 (en) * | 2011-02-14 | 2016-07-14 | Automotive Lighting Reutlingen Gmbh | Method for producing a color-correcting projection optics |
| JP6556530B2 (en) | 2015-07-02 | 2019-08-07 | 株式会社小糸製作所 | Vehicle lighting |
| KR101704616B1 (en) * | 2016-07-08 | 2017-02-08 | 은현수 | Plastic complex lens for headlight |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB191503020A (en) * | 1915-02-24 | 1916-02-03 | Arthur Knobloch | Improvements in or relating to Lenses. |
| FR44757E (en) * | 1934-04-20 | 1935-04-06 | Non-glare headlight system for automobiles and other applications | |
| FR992756A (en) * | 1944-09-09 | 1951-10-23 | Advanced projector | |
| LU43789A1 (en) * | 1963-05-21 | 1964-05-21 | ||
| GB1248600A (en) * | 1967-12-29 | 1971-10-06 | Gte Sylvania Inc | Automobile headlights |
| US3598989A (en) * | 1969-01-02 | 1971-08-10 | Sylvania Electric Prod | Automotive headlight |
| US4240701A (en) * | 1978-06-12 | 1980-12-23 | M.U. Engineering & Manufacturing, Inc. | All plastic projection lens assembly with aspheric surface |
-
1984
- 1984-08-17 DE DE19843430273 patent/DE3430273A1/en not_active Withdrawn
-
1985
- 1985-07-19 EP EP85109019A patent/EP0171646A1/en not_active Ceased
- 1985-08-12 JP JP60175973A patent/JPS6149302A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011181342A (en) * | 2010-03-01 | 2011-09-15 | Stanley Electric Co Ltd | Motorcycle projector headlight |
Also Published As
| Publication number | Publication date |
|---|---|
| DE3430273A1 (en) | 1986-02-27 |
| EP0171646A1 (en) | 1986-02-19 |
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