JPH0358481B2 - - Google Patents
Info
- Publication number
- JPH0358481B2 JPH0358481B2 JP58194051A JP19405183A JPH0358481B2 JP H0358481 B2 JPH0358481 B2 JP H0358481B2 JP 58194051 A JP58194051 A JP 58194051A JP 19405183 A JP19405183 A JP 19405183A JP H0358481 B2 JPH0358481 B2 JP H0358481B2
- Authority
- JP
- Japan
- Prior art keywords
- light
- angle
- light source
- optical axis
- tan
- 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.)
- Expired - Lifetime
Links
- 230000003287 optical effect Effects 0.000 claims description 21
- 238000005286 illumination Methods 0.000 claims description 6
- 230000007423 decrease Effects 0.000 claims description 4
- 230000004907 flux Effects 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 238000013459 approach Methods 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 2
- 238000012886 linear function Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Landscapes
- Optical Elements Other Than Lenses (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19405183A JPS6086501A (ja) | 1983-10-19 | 1983-10-19 | 灯具用反射鏡 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19405183A JPS6086501A (ja) | 1983-10-19 | 1983-10-19 | 灯具用反射鏡 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6086501A JPS6086501A (ja) | 1985-05-16 |
| JPH0358481B2 true JPH0358481B2 (US06826419-20041130-M00005.png) | 1991-09-05 |
Family
ID=16318127
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19405183A Granted JPS6086501A (ja) | 1983-10-19 | 1983-10-19 | 灯具用反射鏡 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6086501A (US06826419-20041130-M00005.png) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0740244Y2 (ja) * | 1991-09-26 | 1995-09-13 | スタンレー電気株式会社 | 車両用照明灯具 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5198043A (US06826419-20041130-M00005.png) * | 1975-02-26 | 1976-08-28 | ||
| JPS52139288A (en) * | 1976-05-17 | 1977-11-21 | Ichikoh Ind Ltd | Light fixture using reflex mirror |
-
1983
- 1983-10-19 JP JP19405183A patent/JPS6086501A/ja active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5198043A (US06826419-20041130-M00005.png) * | 1975-02-26 | 1976-08-28 | ||
| JPS52139288A (en) * | 1976-05-17 | 1977-11-21 | Ichikoh Ind Ltd | Light fixture using reflex mirror |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6086501A (ja) | 1985-05-16 |
