JPH02138802U - - Google Patents
Info
- Publication number
- JPH02138802U JPH02138802U JP4770689U JP4770689U JPH02138802U JP H02138802 U JPH02138802 U JP H02138802U JP 4770689 U JP4770689 U JP 4770689U JP 4770689 U JP4770689 U JP 4770689U JP H02138802 U JPH02138802 U JP H02138802U
- Authority
- JP
- Japan
- Prior art keywords
- optical axis
- center line
- cylindrical
- lens
- semi
- 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 3
Description
第１図は本考案の車両用灯具の１実施例を示し
、Ａは正面図、ＢはそのＢ−Ｂ断面図である。第
２図は上記実施例における輝度分布を示す図表で
ある。第３図は上記と異なる実施例の断面図であ
る。第４図は従来例の車両用灯具を示し、Ａはそ
の正面図、ＢはそのＢ−Ｂ断面図である。第５図
は上記従来例の輝度分布を示す図表である。
１……ランプハウジング、２……光源バルブ、
３……アウタレンズ、４……インナレンズ、５…
…アウタレンズ、６……半円柱プリズム、７……
ランプハウジング、８……前面レンズ。
FIG. 1 shows one embodiment of the vehicle lamp of the present invention, in which A is a front view and B is a sectional view taken along line B-B. FIG. 2 is a chart showing the luminance distribution in the above embodiment. FIG. 3 is a sectional view of an embodiment different from the above. FIG. 4 shows a conventional vehicle lamp, in which A is a front view thereof and B is a sectional view thereof taken along line B-B. FIG. 5 is a chart showing the luminance distribution of the conventional example. 1...Lamp housing, 2...Light source bulb,
3... Outer lens, 4... Inner lens, 5...
...Outer lens, 6...Semi-cylindrical prism, 7...
Lamp housing, 8...Front lens.
Claims (1)
対してほぼ直交せしめて配置されたレンズとを有
する車両用灯具において、 上記レンズの前面に膨出せしめて半円柱状のプ
リズムを一体的に連設し、かつ、 上記半円柱状プリズムの中心線を光軸と交わら
しめるとともに、該中心線をレンズ面と平行なら
しめたことを特徴とする車両用灯具。[Scope of Claim for Utility Model Registration] A vehicle lamp having a light source bulb installed on the optical axis and a lens disposed substantially perpendicular to the optical axis, wherein A vehicular lamp characterized in that cylindrical prisms are integrally arranged, and the center line of the semi-cylindrical prism intersects with the optical axis, and the center line is parallel to the lens surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4770689U JPH02138802U (en) | 1989-04-25 | 1989-04-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4770689U JPH02138802U (en) | 1989-04-25 | 1989-04-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02138802U true JPH02138802U (en) | 1990-11-20 |
Family
ID=31563874
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4770689U Pending JPH02138802U (en) | 1989-04-25 | 1989-04-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02138802U (en) |
-
1989
- 1989-04-25 JP JP4770689U patent/JPH02138802U/ja active Pending
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