JPH02106602U - - Google Patents
Info
- Publication number
- JPH02106602U JPH02106602U JP1392489U JP1392489U JPH02106602U JP H02106602 U JPH02106602 U JP H02106602U JP 1392489 U JP1392489 U JP 1392489U JP 1392489 U JP1392489 U JP 1392489U JP H02106602 U JPH02106602 U JP H02106602U
- Authority
- JP
- Japan
- Prior art keywords
- paraboloid
- reflecting mirror
- filament
- light source
- optical axis
- 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
- 230000003287 optical effect Effects 0.000 claims description 5
- 239000011347 resin Substances 0.000 claims description 3
- 229920005989 resin Polymers 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 1
Description
第１図は本考案に係る樹脂レンズを用いた車両
用前照灯の一実施例を示す断面図、第２図は本考
案によるすれ違いビーム用フイラメントからの光
の反射光の光路を示す説明図、第３図は従来例を
示す断面図、第４図は従来例のすれ違いビーム用
フイラメントからの光の反射光の光路を示す説明
図である。
１……車両用前照灯、２……光源、２ａ……走
行ビーム用フイラメント、２ｂ……すれ違いビー
ム用フイラメント、３……反射鏡、３ａ……底部
、３ｂ……取付口、３ｃ……接合部、４……レン
ズ、５……特設反射面、Ｚ……光軸。
FIG. 1 is a cross-sectional view showing an embodiment of a vehicle headlamp using a resin lens according to the present invention, and FIG. 2 is an explanatory diagram showing the optical path of reflected light from a low beam filament according to the present invention. , FIG. 3 is a sectional view showing a conventional example, and FIG. 4 is an explanatory view showing an optical path of light reflected from a filament for a low beam in the conventional example. DESCRIPTION OF SYMBOLS 1...Vehicle headlight, 2...Light source, 2a...Filament for driving beam, 2b...Filament for passing beam, 3...Reflector, 3a...Bottom, 3b...Mounting port, 3c... Joint, 4...Lens, 5...Special reflective surface, Z...Optical axis.
Claims (1)
射鏡の焦点より前方に配置されたすれ違いビーム
用フイラメントを有する光源とから成る車両用前
照灯において、前記反射鏡は光軸を中心とする７
０mmφ以下の範囲が前記すれ違いビーム用フイラ
メントを焦点とする回転放物面など前記光軸上で
前記回転放物面よりも光源側に接近する特設反射
面で形成されていることを特徴とする樹脂レンズ
を用いた車両用前照灯。 In a vehicle headlamp comprising a resin lens, a paraboloid of revolution reflecting mirror, and a light source having a filament for a passing beam disposed in front of the focal point of the reflecting mirror, the reflecting mirror is centered on the optical axis. do7
A resin characterized in that a range of 0 mmφ or less is formed of a special reflective surface that is closer to the light source side than the paraboloid of revolution on the optical axis, such as a paraboloid of rotation whose focal point is the filament for passing beams. Vehicle headlights using lenses.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1392489U JPH02106602U (en) | 1989-02-08 | 1989-02-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1392489U JPH02106602U (en) | 1989-02-08 | 1989-02-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02106602U true JPH02106602U (en) | 1990-08-24 |
Family
ID=31224654
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1392489U Pending JPH02106602U (en) | 1989-02-08 | 1989-02-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02106602U (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4835358U (en) * | 1971-09-01 | 1973-04-27 | ||
| JPS567208B2 (en) * | 1972-06-26 | 1981-02-17 | ||
| JPS6131921A (en) * | 1984-07-25 | 1986-02-14 | Toshiba Corp | Electronic flow meter structure |
-
1989
- 1989-02-08 JP JP1392489U patent/JPH02106602U/ja active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4835358U (en) * | 1971-09-01 | 1973-04-27 | ||
| JPS567208B2 (en) * | 1972-06-26 | 1981-02-17 | ||
| JPS6131921A (en) * | 1984-07-25 | 1986-02-14 | Toshiba Corp | Electronic flow meter structure |
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