JPS5225660A - Optical device for road or the like - Google Patents
Optical device for road or the likeInfo
- Publication number
- JPS5225660A JPS5225660A JP10188975A JP10188975A JPS5225660A JP S5225660 A JPS5225660 A JP S5225660A JP 10188975 A JP10188975 A JP 10188975A JP 10188975 A JP10188975 A JP 10188975A JP S5225660 A JPS5225660 A JP S5225660A
- Authority
- JP
- Japan
- Prior art keywords
- road
- optical device
- light fluxes
- emittance
- shortly
- 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
Landscapes
- Length Measuring Devices By Optical Means (AREA)
- Traffic Control Systems (AREA)
Abstract
PURPOSE: To shorten a distance between optical axis as shortly as possible by reversing the directions of emittance of the adjacent light fluxes in a device in which a plurality of light fluxes are provided.
COPYRIGHT: (C)1977,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10188975A JPS5225660A (en) | 1975-08-21 | 1975-08-21 | Optical device for road or the like |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10188975A JPS5225660A (en) | 1975-08-21 | 1975-08-21 | Optical device for road or the like |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5225660A true JPS5225660A (en) | 1977-02-25 |
Family
ID=14312488
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP10188975A Pending JPS5225660A (en) | 1975-08-21 | 1975-08-21 | Optical device for road or the like |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5225660A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4456378A (en) * | 1981-12-21 | 1984-06-26 | North American Philips Corporation | Optical position sensor |
-
1975
- 1975-08-21 JP JP10188975A patent/JPS5225660A/en active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4456378A (en) * | 1981-12-21 | 1984-06-26 | North American Philips Corporation | Optical position sensor |
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