JPS6455912U - - Google Patents
Info
- Publication number
- JPS6455912U JPS6455912U JP15161987U JP15161987U JPS6455912U JP S6455912 U JPS6455912 U JP S6455912U JP 15161987 U JP15161987 U JP 15161987U JP 15161987 U JP15161987 U JP 15161987U JP S6455912 U JPS6455912 U JP S6455912U
- Authority
- JP
- Japan
- Prior art keywords
- lens
- barrel
- optical axis
- zooming
- focusing
- 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
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Lens Barrels (AREA)
Description
第１図は本考案にかかるレンズ鏡筒の長手方向
断面図、第２図はその部分展開図、第３図は同じ
く横断方向断面図、第４図は玉押し作業を説明す
るための説明図、第５図は本考案の別の実施例を
示す横断方向断面図である。
（主要部分の符号の説明）、Ｌ１〜Ｌ６：レン
ズ群、１０：固定筒、１６：ピン、２０：レンズ
保持枠、５６：操作筒。
Fig. 1 is a longitudinal sectional view of the lens barrel according to the present invention, Fig. 2 is a partially exploded view thereof, Fig. 3 is a transverse sectional view thereof, and Fig. 4 is an explanatory diagram for explaining the cone pressing operation. , FIG. 5 is a cross-sectional view of another embodiment of the present invention. (Explanation of symbols of main parts), L1 to L6 : lens group, 10: fixed barrel, 16: pin, 20: lens holding frame, 56: operating barrel.
Claims (1)
が必要となるレンズ室を含むカメラ用レンズ鏡筒
において、 光軸方向の直線溝が形成された固定筒と；前記
固定筒の内側に嵌合され、各レンズ群を一体的に
保持し、フオーカシング又はズーミングのために
光軸方向に移動されるレンズ保持枠と；前記固定
筒の外側に嵌合され、らせん状のカム溝が形成さ
れ、フオーカシング又はズーミングのために手動
操作又はモータの駆動力により光軸まわりに回転
される操作筒と；前記レンズ保持枠に半径方向に
立設され、前記直線溝及びカム溝に係合されたピ
ンであつて、玉押し作業時には前記直線溝及びカ
ム溝を通じて半径方向外方に抜出すことができる
ようになつているピンを含むことを特徴とするカ
メラ用レンズ鏡筒。[Scope of Claim for Utility Model Registration] A camera lens barrel including a lens chamber that requires a convex operation when assembling the lens into a lens holding frame, the fixing barrel having a straight groove formed in the optical axis direction; a lens holding frame that is fitted inside the fixed barrel, holds each lens group integrally, and is moved in the optical axis direction for focusing or zooming; an operating barrel formed with a cam groove and rotated around the optical axis by manual operation or driving force of a motor for focusing or zooming; 1. A camera lens barrel comprising an engaged pin that can be pulled out radially outward through the linear groove and the cam groove during a convex operation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15161987U JPS6455912U (en) | 1987-10-05 | 1987-10-05 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15161987U JPS6455912U (en) | 1987-10-05 | 1987-10-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6455912U true JPS6455912U (en) | 1989-04-06 |
Family
ID=31425821
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15161987U Pending JPS6455912U (en) | 1987-10-05 | 1987-10-05 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6455912U (en) |
-
1987
- 1987-10-05 JP JP15161987U patent/JPS6455912U/ja active Pending
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