JPH0181636U - - Google Patents
Info
- Publication number
- JPH0181636U JPH0181636U JP1987177034U JP17703487U JPH0181636U JP H0181636 U JPH0181636 U JP H0181636U JP 1987177034 U JP1987177034 U JP 1987177034U JP 17703487 U JP17703487 U JP 17703487U JP H0181636 U JPH0181636 U JP H0181636U
- Authority
- JP
- Japan
- Prior art keywords
- blades
- opening
- closing device
- camera
- aperture
- 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
- 238000010586 diagram Methods 0.000 description 7
Landscapes
- Diaphragms For Cameras (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987177034U JP2521596Y2 (ja) | 1987-11-19 | 1987-11-19 | カメラ用光量絞り装置 |
| US07/221,288 US4884091A (en) | 1987-10-08 | 1988-07-19 | Exposure control device in a camera |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987177034U JP2521596Y2 (ja) | 1987-11-19 | 1987-11-19 | カメラ用光量絞り装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0181636U true JPH0181636U (pl) | 1989-05-31 |
| JP2521596Y2 JP2521596Y2 (ja) | 1996-12-25 |
Family
ID=31468720
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987177034U Expired - Lifetime JP2521596Y2 (ja) | 1987-10-08 | 1987-11-19 | カメラ用光量絞り装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2521596Y2 (pl) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009288582A (ja) * | 2008-05-30 | 2009-12-10 | Sony Corp | 光量調整装置、レンズ鏡筒および撮像装置 |
-
1987
- 1987-11-19 JP JP1987177034U patent/JP2521596Y2/ja not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009288582A (ja) * | 2008-05-30 | 2009-12-10 | Sony Corp | 光量調整装置、レンズ鏡筒および撮像装置 |
| JP4618520B2 (ja) * | 2008-05-30 | 2011-01-26 | ソニー株式会社 | 光量調整装置、レンズ鏡筒および撮像装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2521596Y2 (ja) | 1996-12-25 |