JPH0358623U - - Google Patents
Info
- Publication number
- JPH0358623U JPH0358623U JP11870489U JP11870489U JPH0358623U JP H0358623 U JPH0358623 U JP H0358623U JP 11870489 U JP11870489 U JP 11870489U JP 11870489 U JP11870489 U JP 11870489U JP H0358623 U JPH0358623 U JP H0358623U
- Authority
- JP
- Japan
- Prior art keywords
- position indicating
- indicating member
- tracking position
- tracking
- drive shaft
- 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
- 230000003287 optical effect Effects 0.000 claims description 4
- 230000001105 regulatory effect Effects 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Focusing (AREA)
- Lens Barrels (AREA)
Description
第１図乃至第４図は本考案の第１の実施例を示
すもので、第１図はレンズ光学系と共に示すレン
ズ駆動装置の断面図、第２図はトラツキング位置
指示部材の外観図、第３図は規制板の外観図、第
４図は第１図の−断面図、第５図乃至第７図
は本考案の第２の実施例を示すもので、第５図は
レンズ駆動装置の断面図、第６図はつまみ、トラ
ツキング位置指示部材及び規制板の外観斜視図、
第７図は作用説明図、第８図及び第９図は従来技
術を示すもので、第８図はレンズ光学系と共に示
すレンズ駆動装置の断面図、第９図は規制板の外
観図である。
１……レンズ鏡胴、２……固定筒、３……カム
筒、４……レンズ、５……カムフオロワピン、６
……カム溝、１０……本体ケーシング、２０……
レンズ駆動装置、２１，５０……駆動ギヤ、２２
，５１……駆動軸、２３……軸受部材、２４，５
４……つまみ、２５，５８……ばね、２６，６０
……トラツキング位置調整部材、２６ａ，２９ａ
，６１ａ……切欠、２７……駆動ピン、２８，６
２……締め付けリング、２９，６１……規制板、
３０……回り止めピン、５５……連動ピン、５７
……長溝、６３……位置決めピン、６４……係合
孔、６５……マクロ規制用溝、６６……回り止め
ピン。
1 to 4 show a first embodiment of the present invention, in which FIG. 1 is a cross-sectional view of a lens driving device shown together with a lens optical system, FIG. 2 is an external view of a tracking position indicating member, and FIG. 3 is an external view of the regulating plate, FIG. 4 is a cross-sectional view taken from FIG. 1, and FIGS. 5 to 7 show a second embodiment of the present invention. FIG. A sectional view, FIG. 6 is an external perspective view of the knob, tracking position indicating member, and regulation plate;
Fig. 7 is an explanatory diagram of the operation, Fig. 8 and Fig. 9 show the prior art, Fig. 8 is a sectional view of the lens driving device shown together with the lens optical system, and Fig. 9 is an external view of the regulation plate. . 1... Lens barrel, 2... Fixed barrel, 3... Cam barrel, 4... Lens, 5... Cam follower pin, 6
...Cam groove, 10...Body casing, 20...
Lens drive device, 21, 50... Drive gear, 22
, 51... Drive shaft, 23... Bearing member, 24, 5
4...Knob, 25,58...Spring, 26,60
...Tracking position adjustment member, 26a, 29a
, 61a... Notch, 27... Drive pin, 28, 6
2... Tightening ring, 29, 61... Regulation plate,
30... Detent pin, 55... Interlocking pin, 57
... Long groove, 63 ... Positioning pin, 64 ... Engagement hole, 65 ... Macro regulation groove, 66 ... Stopping pin.
Claims (1)
キング調整時及びマクロ撮影時に光軸方向に移動
させるための駆動軸と、トラツキング調整時に該
駆動軸に追従回動するトラツキング位置指示部材
と、前記駆動軸と同軸に設けられ、前記トラツキ
ング位置指示部材を固定するための締め付けリン
グと、該締め付けリングの締め付時に、前記トラ
ツキング位置指示部材が位置ずれしないように規
制する規制部材と、マクロ撮影時に前記駆動軸と
前記トラツキング位置指示部材との間の連動関係
を遮断して、該駆動軸を独立して回動するのを可
能ならしめる接離機構とから構成したことを特徴
とするレンズ駆動装置。 A drive shaft for moving some of the lenses constituting the lens optical system in the optical axis direction during tracking adjustment and macro photography, a tracking position indicating member that rotates to follow the drive shaft during tracking adjustment, and the drive shaft. a tightening ring provided coaxially with the tracking position indicating member for fixing the tracking position indicating member; a regulating member for regulating the tracking position indicating member from shifting when the tightening ring is tightened; and a regulating member disposed coaxially with the tracking position indicating member; 1. A lens driving device comprising: an approaching/separating mechanism that interrupts the interlocking relationship between the shaft and the tracking position indicating member and enables the driving shaft to rotate independently.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11870489U JPH089693Y2 (en) | 1989-10-12 | 1989-10-12 | Lens drive |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11870489U JPH089693Y2 (en) | 1989-10-12 | 1989-10-12 | Lens drive |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0358623U true JPH0358623U (en) | 1991-06-07 |
| JPH089693Y2 JPH089693Y2 (en) | 1996-03-21 |
Family
ID=31666856
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11870489U Expired - Lifetime JPH089693Y2 (en) | 1989-10-12 | 1989-10-12 | Lens drive |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH089693Y2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007248777A (en) * | 2006-03-15 | 2007-09-27 | Fujinon Corp | Lens device |
| CN114363513A (en) * | 2021-12-24 | 2022-04-15 | 歌尔光学科技有限公司 | Head-mounted display equipment, camera shooting tracking method, device, system and storage medium thereof |
-
1989
- 1989-10-12 JP JP11870489U patent/JPH089693Y2/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007248777A (en) * | 2006-03-15 | 2007-09-27 | Fujinon Corp | Lens device |
| CN114363513A (en) * | 2021-12-24 | 2022-04-15 | 歌尔光学科技有限公司 | Head-mounted display equipment, camera shooting tracking method, device, system and storage medium thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH089693Y2 (en) | 1996-03-21 |
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