JPS62109131U - - Google Patents
Info
- Publication number
- JPS62109131U JPS62109131U JP19978385U JP19978385U JPS62109131U JP S62109131 U JPS62109131 U JP S62109131U JP 19978385 U JP19978385 U JP 19978385U JP 19978385 U JP19978385 U JP 19978385U JP S62109131 U JPS62109131 U JP S62109131U
- Authority
- JP
- Japan
- Prior art keywords
- lens
- field
- fresnel
- telephoto
- utility
- 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
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Lenses (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19978385U JPS62109131U (ru) | 1985-12-27 | 1985-12-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19978385U JPS62109131U (ru) | 1985-12-27 | 1985-12-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62109131U true JPS62109131U (ru) | 1987-07-11 |
Family
ID=31161729
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19978385U Pending JPS62109131U (ru) | 1985-12-27 | 1985-12-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62109131U (ru) |
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1985
- 1985-12-27 JP JP19978385U patent/JPS62109131U/ja active Pending