JPH03116502U - - Google Patents
Info
- Publication number
- JPH03116502U JPH03116502U JP2455890U JP2455890U JPH03116502U JP H03116502 U JPH03116502 U JP H03116502U JP 2455890 U JP2455890 U JP 2455890U JP 2455890 U JP2455890 U JP 2455890U JP H03116502 U JPH03116502 U JP H03116502U
- Authority
- JP
- Japan
- Prior art keywords
- reflecting mirror
- projector
- projection lens
- shielding plate
- light shielding
- 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
- 230000004907 flux Effects 0.000 claims 3
- 238000010586 diagram Methods 0.000 description 1
Description
第１図は本考案に係るプロジエクタ型前照灯の
一実施例を示す断面図、第２図は本考案の作用を
示す説明図、第３図は同じく本考案の別な実施例
を要部で示す断面図、第４図は従来例を示す断面
図である。
１……プロジエクタ型前照灯、２……反射鏡、
３……光源、４……遮光板、５……投影レンズ、
５１……上端部、５２……下端部、５３……中心
部、６……上端部プリズムカツト、７……下端部
プリズムカツト。
Fig. 1 is a sectional view showing one embodiment of a projector type headlamp according to the present invention, Fig. 2 is an explanatory diagram showing the operation of the present invention, and Fig. 3 is a main part of another embodiment of the present invention. FIG. 4 is a cross-sectional view showing a conventional example. 1...Projector type headlight, 2...Reflector,
3... Light source, 4... Light shielding plate, 5... Projection lens,
51... Upper end, 52... Lower end, 53... Center, 6... Upper end prism cut, 7... Lower end prism cut.
Claims (1)
に配設され前記反射鏡からの光束の一部を遮光す
る遮光板と、該遮光板により一部が遮光された前
記光束の形状を照射方向に投影する投影レンズと
から成るプロジエクタ型前照灯において、前記投
影レンズには、該投影レンズの径を垂直方向に略
三等分した上端部及び下端部あるいはその何れか
一方に前記光束を下方に屈折させるプリズムカツ
トが設けられていることを特徴とするプロジエク
タ型前照灯。 an ellipsoidal reflecting mirror; a light shielding plate disposed near a second focal point of the reflecting mirror to block part of the light flux from the reflecting mirror; and a shape of the light flux partially blocked by the light shielding plate. In a projector type headlamp, the projector type headlight includes a projection lens that projects the projection lens in the irradiation direction. A projector-type headlamp characterized by being provided with a prism cut that refracts a luminous flux downward.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2455890U JPH03116502U (en) | 1990-03-12 | 1990-03-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2455890U JPH03116502U (en) | 1990-03-12 | 1990-03-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03116502U true JPH03116502U (en) | 1991-12-03 |
Family
ID=31527520
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2455890U Pending JPH03116502U (en) | 1990-03-12 | 1990-03-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03116502U (en) |
-
1990
- 1990-03-12 JP JP2455890U patent/JPH03116502U/ja active Pending