JPH0245533U - - Google Patents
Info
- Publication number
- JPH0245533U JPH0245533U JP12138188U JP12138188U JPH0245533U JP H0245533 U JPH0245533 U JP H0245533U JP 12138188 U JP12138188 U JP 12138188U JP 12138188 U JP12138188 U JP 12138188U JP H0245533 U JPH0245533 U JP H0245533U
- Authority
- JP
- Japan
- Prior art keywords
- lens group
- barrier cover
- lens barrel
- zoom lens
- guide pole
- 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
- 230000004888 barrier function Effects 0.000 claims description 11
Landscapes
- Lens Barrels (AREA)
- Blocking Light For Cameras (AREA)
Description
第１図及び第２図は本考案によるズームレンズ
鏡筒の一実施例を示すものであつて、第１図はバ
リアカバー及びバリアカバー作動部材の部分を一
部破断側面図として示すズームレンズ鏡筒の縦断
面図、第２図は平面図である。
１…ズーム移動枠、２…ズームカム環、４…固
定ガイドポール、５…可動ガイドポール、Ｇ１…
第一レンズ群、Ｇ２…第二レンズ群、Ｇ３…第三
レンズ群、８…駆動レバー、９…ピニオン、１０
…カム板、１１…分割第一バリアカバー、１２…
分割第二バリアカバー、１３…カムレバー、１４
…先バリアカバー駆動レバー。
1 and 2 show an embodiment of a zoom lens barrel according to the present invention, and FIG. 1 shows a zoom lens barrel showing a partially cutaway side view of a barrier cover and a barrier cover operating member. A vertical cross-sectional view of the cylinder, and FIG. 2 is a plan view. 1...Zoom moving frame, 2...Zoom cam ring, 4...Fixed guide pole, 5...Movable guide pole, G1 ...
First lens group, G2 ...Second lens group, G3 ...Third lens group, 8...Drive lever, 9...Pinion, 10
...Cam plate, 11...Divided first barrier cover, 12...
Split second barrier cover, 13...cam lever, 14
...Front barrier cover drive lever.
Claims (1)
前玉群の前面にバリアカバー及びバリアカバー作
動部材を配置せしめ、前記バリアカバーをレンズ
群の収納時には閉鎖させ、撮影時には開放させる
ように作動せしめるズームレンズ鏡筒のバリアカ
バー駆動機構において、 前記ズームレンズ鏡筒内に、各レンズ群を支持
するガイドポールを各レンズ群に対して回動可能
に配置し、前記バリアカバー作動部材をガイドポ
ールの一端と接続して連動せしめると共に該ガイ
ドポールを後方に配置された駆動源と連動し得る
ようにしたことを特徴とするバリアカバー駆動機
構。[Scope of Claim for Utility Model Registration] A barrier cover and a barrier cover actuating member are disposed in front of the front lens group of a zoom lens barrel that extends the lens group, and the barrier cover is closed when the lens group is retracted and is closed during shooting. In a barrier cover drive mechanism for a zoom lens barrel that is operated to open the zoom lens barrel, a guide pole that supports each lens group is disposed in the zoom lens barrel so as to be rotatable with respect to each lens group, and the barrier cover is rotated relative to each lens group. A barrier cover drive mechanism characterized in that an actuating member is connected to and interlocked with one end of a guide pole, and the guide pole can be interlocked with a drive source disposed at the rear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12138188U JPH0245533U (en) | 1988-09-16 | 1988-09-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12138188U JPH0245533U (en) | 1988-09-16 | 1988-09-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0245533U true JPH0245533U (en) | 1990-03-28 |
Family
ID=31368332
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12138188U Pending JPH0245533U (en) | 1988-09-16 | 1988-09-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0245533U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007133169A (en) * | 2005-11-10 | 2007-05-31 | Fujifilm Corp | Lens moving device |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63194213A (en) * | 1987-02-09 | 1988-08-11 | Ricoh Co Ltd | Zoom lens barrel |
-
1988
- 1988-09-16 JP JP12138188U patent/JPH0245533U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63194213A (en) * | 1987-02-09 | 1988-08-11 | Ricoh Co Ltd | Zoom lens barrel |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007133169A (en) * | 2005-11-10 | 2007-05-31 | Fujifilm Corp | Lens moving device |
| JP4637724B2 (en) * | 2005-11-10 | 2011-02-23 | 富士フイルム株式会社 | Lens moving device |