JPH02730Y2 - - Google Patents
Info
- Publication number
- JPH02730Y2 JPH02730Y2 JP1979173970U JP17397079U JPH02730Y2 JP H02730 Y2 JPH02730 Y2 JP H02730Y2 JP 1979173970 U JP1979173970 U JP 1979173970U JP 17397079 U JP17397079 U JP 17397079U JP H02730 Y2 JPH02730 Y2 JP H02730Y2
- Authority
- JP
- Japan
- Prior art keywords
- light
- window
- receiving
- blade
- hole
- 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.)
- Expired
Links
- 230000003014 reinforcing effect Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 description 4
- 230000002093 peripheral effect Effects 0.000 description 3
- 238000004080 punching Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
Landscapes
- Diaphragms For Cameras (AREA)
- Exposure Control For Cameras (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1979173970U JPH02730Y2 (cs) | 1979-12-15 | 1979-12-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1979173970U JPH02730Y2 (cs) | 1979-12-15 | 1979-12-15 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5692123U JPS5692123U (cs) | 1981-07-22 |
| JPH02730Y2 true JPH02730Y2 (cs) | 1990-01-10 |
Family
ID=29684734
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1979173970U Expired JPH02730Y2 (cs) | 1979-12-15 | 1979-12-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02730Y2 (cs) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0334733Y2 (cs) * | 1982-01-28 | 1991-07-23 | ||
| JPS59195217A (ja) * | 1983-04-19 | 1984-11-06 | Matsushita Electric Ind Co Ltd | 光分岐器 |
-
1979
- 1979-12-15 JP JP1979173970U patent/JPH02730Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5692123U (cs) | 1981-07-22 |
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