JPH01148816U - - Google Patents
Info
- Publication number
- JPH01148816U JPH01148816U JP4515988U JP4515988U JPH01148816U JP H01148816 U JPH01148816 U JP H01148816U JP 4515988 U JP4515988 U JP 4515988U JP 4515988 U JP4515988 U JP 4515988U JP H01148816 U JPH01148816 U JP H01148816U
- Authority
- JP
- Japan
- Prior art keywords
- illuminance
- illumination lamp
- transmitted
- indirect
- decrease
- 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
- 238000005286 illumination Methods 0.000 claims description 13
- 230000003247 decreasing effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Details Of Measuring And Other Instruments (AREA)
- Details Of Measuring Devices (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4515988U JPH01148816U (ro) | 1988-03-31 | 1988-03-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4515988U JPH01148816U (ro) | 1988-03-31 | 1988-03-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01148816U true JPH01148816U (ro) | 1989-10-16 |
Family
ID=31271479
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4515988U Pending JPH01148816U (ro) | 1988-03-31 | 1988-03-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01148816U (ro) |
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1988
- 1988-03-31 JP JP4515988U patent/JPH01148816U/ja active Pending