JPS6388811U - - Google Patents
Info
- Publication number
- JPS6388811U JPS6388811U JP18255486U JP18255486U JPS6388811U JP S6388811 U JPS6388811 U JP S6388811U JP 18255486 U JP18255486 U JP 18255486U JP 18255486 U JP18255486 U JP 18255486U JP S6388811 U JPS6388811 U JP S6388811U
- Authority
- JP
- Japan
- Prior art keywords
- rotating ring
- ring
- cam
- optical axis
- 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.)
- Pending
Links
- 230000003287 optical effect Effects 0.000 claims 3
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Lens Barrels (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18255486U JPS6388811U (fr) | 1986-11-27 | 1986-11-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18255486U JPS6388811U (fr) | 1986-11-27 | 1986-11-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6388811U true JPS6388811U (fr) | 1988-06-09 |
Family
ID=31128460
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18255486U Pending JPS6388811U (fr) | 1986-11-27 | 1986-11-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6388811U (fr) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2002016994A1 (fr) * | 2000-08-18 | 2002-02-28 | Seiko Epson Corporation | Objectif a focale variable, dispositif optique comprenant cet objectif et projecteur |
| JP2015219309A (ja) * | 2014-05-15 | 2015-12-07 | リコー光学株式会社 | レンズユニット、画像投影装置及び撮像装置 |
| JP2016085383A (ja) * | 2014-10-28 | 2016-05-19 | キヤノン株式会社 | レンズ鏡筒および撮像装置 |
-
1986
- 1986-11-27 JP JP18255486U patent/JPS6388811U/ja active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2002016994A1 (fr) * | 2000-08-18 | 2002-02-28 | Seiko Epson Corporation | Objectif a focale variable, dispositif optique comprenant cet objectif et projecteur |
| US6894845B2 (en) | 2000-08-18 | 2005-05-17 | Seiko Epson Corporation | System and methods for providing a zoom lens device |
| JP2015219309A (ja) * | 2014-05-15 | 2015-12-07 | リコー光学株式会社 | レンズユニット、画像投影装置及び撮像装置 |
| JP2016085383A (ja) * | 2014-10-28 | 2016-05-19 | キヤノン株式会社 | レンズ鏡筒および撮像装置 |