JPS60140047U - Zoom lens drive device - Google Patents
Zoom lens drive deviceInfo
- Publication number
- JPS60140047U JPS60140047U JP479785U JP479785U JPS60140047U JP S60140047 U JPS60140047 U JP S60140047U JP 479785 U JP479785 U JP 479785U JP 479785 U JP479785 U JP 479785U JP S60140047 U JPS60140047 U JP S60140047U
- Authority
- JP
- Japan
- Prior art keywords
- guide rod
- guide member
- support
- drive device
- guide
- 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
Landscapes
- Lens Barrels (AREA)
- Variable Magnification In Projection-Type Copying Machines (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は本考案装置の一実施例を示す外観斜視図であり
、第２図は第１図におけるｘ−ｘ’断面甲であり、第３
図、第４図なら“びに第５図はガイド部材とカム筒の回
転角とレンズ全系の移動距離との関堡を示す概念図であ
りおよび第６図ならび 、に第７図はガイド部材
の変動による様々な焦点位置ズレを示す図である。
−１０・・・レンズ担持体、・
２０・・・カム筒、３０・・・ガイド部材、４０・・・
基盤、７１および７２・・・支持 ２板、９−０およ
び９１・・・ねじ。
−：；４（１−２，０−ｉ、０ １０ ４．０
６−０１１１４１１１１１１FIG. 1 is an external perspective view showing one embodiment of the device of the present invention, FIG. 2 is a cross-sectional view taken along line xx' in FIG.
Figures 4 and 5 are conceptual diagrams showing the relationship between the rotation angle of the guide member and the cam cylinder and the moving distance of the entire lens system, and Figures 6 and 7 are the guide members. FIG. 3 is a diagram illustrating various focal position shifts due to fluctuations in .
-10... Lens carrier, -
20...Cam cylinder, 30...Guide member, 40...
Base, 71 and 72... Support 2 plates, 9-0 and 91... Screws. -:;4(1-2,0-i,0 10 4.0
6-01114111111
Claims (1)
るレンズ群を担持するレンズ担持体と、レンズ群の両部
レンズ間隔を変位すべくレンズ担持体の外周に装着され
たカム筒と、前記光軸と所定間隔ａの位置に仮想され名
軸線と所定角Ｗをなすガイド部材と、一端が前記カム筒
に植立され他端が前記ガイド１部材に摺動自在に係合す
る連動部材とを備えるレンズ移動装置において、。 前記ガイド部材を棒状のガイド棒とし、このガイド棒の
両端を支持する支持部材を設け、前記ガイド棒と前記軸
線との交α位装置および交角を可変、 するために、
ガイド棒と支持部材との一方に長孔を備えた支持板を設
け、他方に支持板の固定位置を調整する調整ネジを設け
たことを特徴とするズームしくズの駆動装置。
。[Scope of Claim for Utility Model Registration] A lens carrier that supports a lens group that moves forward and backward along a guide member that guides the lens group; A mounted cam cylinder, a guide member that is imaginary located at a predetermined distance a from the optical axis and forms a predetermined angle W with the optical axis, one end of which is planted on the cam cylinder and the other end that slides on the guide member 1. A lens moving device comprising a freely engaging interlocking member. The guide member is a rod-shaped guide rod, support members are provided to support both ends of the guide rod, and the intersection α position and intersection angle between the guide rod and the axis are variable.
A drive device for a zoom mechanism, characterized in that a support plate with a long hole is provided on one side of a guide rod and a support member, and an adjustment screw for adjusting the fixing position of the support plate is provided on the other side.
.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP479785U JPS60140047U (en) | 1985-01-17 | 1985-01-17 | Zoom lens drive device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP479785U JPS60140047U (en) | 1985-01-17 | 1985-01-17 | Zoom lens drive device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS60140047U true JPS60140047U (en) | 1985-09-17 |
Family
ID=30480714
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP479785U Pending JPS60140047U (en) | 1985-01-17 | 1985-01-17 | Zoom lens drive device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60140047U (en) |
-
1985
- 1985-01-17 JP JP479785U patent/JPS60140047U/en active Pending
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