JPS641407U - - Google Patents
Info
- Publication number
- JPS641407U JPS641407U JP9671787U JP9671787U JPS641407U JP S641407 U JPS641407 U JP S641407U JP 9671787 U JP9671787 U JP 9671787U JP 9671787 U JP9671787 U JP 9671787U JP S641407 U JPS641407 U JP S641407U
- Authority
- JP
- Japan
- Prior art keywords
- lens
- viewed
- view
- optical axis
- biconvex lens
- 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.)
- Granted
Links
- 230000003287 optical effect Effects 0.000 claims description 2
- 238000005286 illumination Methods 0.000 description 1
Landscapes
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Lenses (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9671787U JPH028337Y2 (https=) | 1987-06-24 | 1987-06-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9671787U JPH028337Y2 (https=) | 1987-06-24 | 1987-06-24 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS641407U true JPS641407U (https=) | 1989-01-06 |
| JPH028337Y2 JPH028337Y2 (https=) | 1990-02-28 |
Family
ID=30962770
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9671787U Expired JPH028337Y2 (https=) | 1987-06-24 | 1987-06-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH028337Y2 (https=) |
-
1987
- 1987-06-24 JP JP9671787U patent/JPH028337Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH028337Y2 (https=) | 1990-02-28 |