JP2018125130A - 灯具 - Google Patents
灯具 Download PDFInfo
- Publication number
- JP2018125130A JP2018125130A JP2017015679A JP2017015679A JP2018125130A JP 2018125130 A JP2018125130 A JP 2018125130A JP 2017015679 A JP2017015679 A JP 2017015679A JP 2017015679 A JP2017015679 A JP 2017015679A JP 2018125130 A JP2018125130 A JP 2018125130A
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- Prior art keywords
- light source
- light
- reflector
- optical axis
- illumination light
- 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.)
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- 238000005286 illumination Methods 0.000 claims abstract description 61
- 230000003287 optical effect Effects 0.000 claims abstract description 29
- 239000000758 substrate Substances 0.000 claims abstract description 10
- 230000004907 flux Effects 0.000 abstract description 6
- 230000003247 decreasing effect Effects 0.000 description 5
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
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- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
Description
2…リフレクタ
22…指向性反射部
3…第一の光源
4…第二の光源
5…第三の光源
H…第一の照明光(走行用前照灯)
L…第二の照明光(すれ違い用前照灯)
H’…第三の照明光(走行用前照灯)
Claims (1)
- 基板の下向面または上向面の一方に前後方向に沿って離間させて設置された第一の光源、第二の光源及び第三の光源と、
前記第一の光源、前記第二の光源及び前記第三の光源の各々から下方または上方に向けて放射される光束を前方に向けて反射させるリフレクタとを具備し、
前記リフレクタの反射面における、前記第一の光源から放たれる第一の照明光の光軸が当たる箇所の近傍に、前記第二の光源から放たれる第二の照明光の光軸が当たり、
前記リフレクタにより反射された前記第二の照明光の光軸の向きが、同リフレクタにより反射された前記第一の照明光の光軸に対して相対的に下方または上方に傾斜し、
なおかつ、前記リフレクタの反射面における、前記第三の光源から放たれる第三の照明光の光軸が当たる箇所の近傍に、断面視反射面が放物線に略沿った形状をなす指向性反射部が設けられている灯具。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017015679A JP6827680B2 (ja) | 2017-01-31 | 2017-01-31 | 灯具 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017015679A JP6827680B2 (ja) | 2017-01-31 | 2017-01-31 | 灯具 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2018125130A true JP2018125130A (ja) | 2018-08-09 |
JP6827680B2 JP6827680B2 (ja) | 2021-02-10 |
Family
ID=63109703
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2017015679A Active JP6827680B2 (ja) | 2017-01-31 | 2017-01-31 | 灯具 |
Country Status (1)
Country | Link |
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JP (1) | JP6827680B2 (ja) |
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2017
- 2017-01-31 JP JP2017015679A patent/JP6827680B2/ja active Active
Also Published As
Publication number | Publication date |
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JP6827680B2 (ja) | 2021-02-10 |
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