JPS52104977A - Light receiving system - Google Patents
Light receiving systemInfo
- Publication number
- JPS52104977A JPS52104977A JP2146276A JP2146276A JPS52104977A JP S52104977 A JPS52104977 A JP S52104977A JP 2146276 A JP2146276 A JP 2146276A JP 2146276 A JP2146276 A JP 2146276A JP S52104977 A JPS52104977 A JP S52104977A
- Authority
- JP
- Japan
- Prior art keywords
- light receiving
- receiving system
- stain
- tunnel
- possesses
- 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
- Circuit Arrangement For Electric Light Sources In General (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
Abstract
PURPOSE: To correctly perform the lighting control with high accuracy through measuring a light flux including the stain of lighting apparatus being installed in the horizontal direction inside a tunnel, by means of forming a light receiving apparatus which possesses a perspective field of incidence angle.
COPYRIGHT: (C)1977,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2146276A JPS52104977A (en) | 1976-02-28 | 1976-02-28 | Light receiving system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2146276A JPS52104977A (en) | 1976-02-28 | 1976-02-28 | Light receiving system |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS52104977A true JPS52104977A (en) | 1977-09-02 |
Family
ID=12055637
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2146276A Pending JPS52104977A (en) | 1976-02-28 | 1976-02-28 | Light receiving system |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS52104977A (en) |
-
1976
- 1976-02-28 JP JP2146276A patent/JPS52104977A/en active Pending
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