JPH08292358A - Driving mechanism for zoom lens and focus lens - Google Patents
Driving mechanism for zoom lens and focus lensInfo
- Publication number
- JPH08292358A JPH08292358A JP7120681A JP12068195A JPH08292358A JP H08292358 A JPH08292358 A JP H08292358A JP 7120681 A JP7120681 A JP 7120681A JP 12068195 A JP12068195 A JP 12068195A JP H08292358 A JPH08292358 A JP H08292358A
- Authority
- JP
- Japan
- Prior art keywords
- lens
- motor
- zoom
- focus
- lead screw
- 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
Landscapes
- Lens Barrels (AREA)
Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明は、ズームレンズを駆動す
るためのズーム用モータと、フォーカスレンズを駆動す
るためのフォーカス用モータとを一つのモータ取付台に
同軸的に設けけて構成したズームレンズ及びフォーカス
レンズの駆動機構に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a zoom having a zoom motor for driving a zoom lens and a focus motor for driving a focus lens coaxially provided on one motor mount. The present invention relates to a drive mechanism for a lens and a focus lens.
【０００２】[0002]
【従来の技術】一般的に、被写体を撮影するためのビデ
オカメラ，ビデオムービーなどの撮像装置では、被写体
像の遠近を調節するズームレンズ，被写体像のピントを
調節するフォーカスレンズなどを備えて、撮影した被写
体像をＣＣＤなどの撮像素子に結像させている。2. Description of the Related Art Generally, an image pickup apparatus such as a video camera or a video movie for photographing a subject is equipped with a zoom lens for adjusting the perspective of the subject image, a focus lens for adjusting the focus of the subject image, and the like. The photographed subject image is formed on an image sensor such as a CCD.
【０００３】図３は従来のズームレンズ及びフォーカス
レンズの駆動機構を示した斜視図である。FIG. 3 is a perspective view showing a drive mechanism for a conventional zoom lens and focus lens.
【０００４】図３に示した従来のズームレンズ及びフォ
ーカスレンズの駆動機構１において、被写体側に撮像レ
ンズ２が固定されており、この撮像レンズ２の後方にズ
ームレンズ３を保持した第１のレンズ保持枠４が上下の
ガイドシャフト５，６に案内されながら光軸Ｋに沿って
矢印Ｘ１，Ｘ２方向に往復動自在に設けられており、且
つ、ズームレンズ３は被写体像の遠近を調節している。
この際、ガイドシャフト５，６の両端は図示しない鏡筒
内に夫々支持されている。また、ズームレンズ３の後方
で撮像素子側には、フォーカスレンズ７を保持した第２
のレンズ保持枠８が上下のガイドシャフト５，６に案内
されながら光軸Ｋに沿って矢印Ｘ１，Ｘ２方向に往復動
自在に設けられており、且つ、フォーカスレンズ７は被
写体像のピントを調節している。In the conventional zoom lens and focus lens driving mechanism 1 shown in FIG. 3, an image pickup lens 2 is fixed on the subject side, and a first lens holding the zoom lens 3 behind the image pickup lens 2 is provided. The holding frame 4 is provided so as to be reciprocally movable in the directions of the arrows X 1 and X 2 along the optical axis K while being guided by the upper and lower guide shafts 5 and 6, and the zoom lens 3 adjusts the perspective of a subject image. are doing.
At this time, both ends of the guide shafts 5 and 6 are respectively supported in a lens barrel (not shown). In addition, on the image pickup device side behind the zoom lens 3, a second lens holding the focus lens 7 is provided.
The lens holding frame 8 is provided so as to be reciprocally movable in the directions of the arrows X 1 and X 2 along the optical axis K while being guided by the upper and lower guide shafts 5 and 6, and the focus lens 7 is used to focus the subject image. Is being adjusted.
【０００５】ここで、ズームレンズ３を保持した第１の
レンズ保持枠４の上端部４ａには、樹脂材で成形したハ
ーフナット部材９が挟持されており、このハーフナット
部材９はメネジ状のハーフナット部９ａと弾性変位自在
な押圧部９ｂとを一体に形成している。また、第１のレ
ンズ保持枠４の上端部４ａの近傍には、第１のレンズ保
持枠４を駆動するためのズーム用モータ１０が第１のモ
ータ取付台１１の一方の側面１１ａに取り付けられてお
り、且つ、ズーム用モータ１０の軸と同軸的に回転自在
に設けた第１のリードスクリュー１０ａの先端が第１の
モータ取付台１１の他方の側面１１ｂに嵌着した樹脂軸
受１２に回転自在に支持されている。そして、ハーフナ
ット部材９のハーフナット部９ａに第１のリードスクリ
ュー１０ａを螺合させて押圧部９ｂで第１のリードスク
リュー１０ａを押圧することにより、ズームレンズ３を
保持した第１のレンズ保持枠４が矢印Ｘ１，Ｘ２方向に
直線的に往復動自在となっている。A half nut member 9 formed of a resin material is sandwiched between the upper end 4a of the first lens holding frame 4 holding the zoom lens 3, and the half nut member 9 has a female screw shape. The half nut portion 9a and the elastically displaceable pressing portion 9b are integrally formed. A zoom motor 10 for driving the first lens holding frame 4 is attached to one side surface 11 a of the first motor mounting base 11 near the upper end 4 a of the first lens holding frame 4. And the tip of the first lead screw 10a rotatably provided coaxially with the shaft of the zoom motor 10 rotates on the resin bearing 12 fitted to the other side surface 11b of the first motor mount 11. It is supported freely. Then, the first lead screw 10a is screwed into the half nut portion 9a of the half nut member 9 and the first lead screw 10a is pressed by the pressing portion 9b, thereby holding the first lens holding the zoom lens 3. The frame 4 is linearly reciprocally movable in the directions of the arrows X 1 and X 2 .
【０００６】一方、上記と略同様な構成で、フォーカス
レンズ７を保持した第２のレンズ保持枠８の下端部８ｂ
にハーフナット部１３ａと押圧部１３ｂとを一体に形成
したハーフナット部材１３が挟持されている。このハー
フナット部材１３は、第２のレンズ保持枠８を駆動する
ためのフォーカス用モータ１４の軸と同軸的に回転自在
に設けた第２のリードスクリュー１４ａと螺合すること
により、第２のレンズ保持枠８が矢印Ｘ１，Ｘ２方向に
直線的に往復動自在となっている。この際、フォーカス
用モータ１４は第２のモータ取付台１５の一方の側面１
５ａに取り付けら、且つ、フォーカス用モータ１４の第
２のリードスクリュー１４ａの先端が第２のモータ取付
台１５の他方の側面１５ｂに嵌着した樹脂軸受１６に回
転自在に支持されている。On the other hand, the lower end portion 8b of the second lens holding frame 8 holding the focus lens 7 has a structure similar to that described above.
The half nut member 13 in which the half nut portion 13a and the pressing portion 13b are integrally formed is sandwiched between. The half nut member 13 is screwed with a second lead screw 14a that is rotatably provided coaxially with a shaft of a focusing motor 14 for driving the second lens holding frame 8, and thus the second nut holding member 8 is rotated. The lens holding frame 8 is linearly reciprocally movable in the directions of the arrows X 1 and X 2 . At this time, the focusing motor 14 is mounted on one side surface 1 of the second motor mount 15.
5a, and the tip of the second lead screw 14a of the focusing motor 14 is rotatably supported by a resin bearing 16 fitted to the other side surface 15b of the second motor mounting base 15.
【０００７】[0007]
【発明が解決しようとする課題】ところで、上記した従
来のズームレンズ及びフォーカスレンズの駆動機構１で
は、ズーム用モータ１０とフォーカス用モータ１４とが
夫々異なる第１，第２のモータ取付台１１，１５に取り
付けられているため、樹脂軸受１２，１６を含めて部品
点数も多くなり、組立作業性が劣るのみならず、第１，
第２のモータ取付台１１，１５を夫々異なる方向に設け
たため、取り付けスペース効率も悪いなどの問題点があ
る。In the conventional zoom lens and focus lens drive mechanism 1 described above, the zoom motor 10 and the focus motor 14 are different from each other in the first and second motor mounts 11, 11. Since it is attached to 15, the number of parts including the resin bearings 12 and 16 is increased, and not only the assembling workability is deteriorated,
Since the second motor mounts 11 and 15 are provided in different directions, there is a problem in that the mounting space efficiency is poor.
【０００８】[0008]
【課題を解決するための手段】本発明は上記課題に鑑み
てなされたものであり、ズームレンズを保持した第１の
レンズ保持枠側と螺合し、且つ、ズーム用モータの軸と
同軸的に回転自在に設けられて、前記第１のレンズ保持
枠を光軸方向に移動させる第１のリードスクリューと、
フォーカスレンズを保持した第２のレンズ保持枠側と螺
合し、且つ、フォーカス用モータの軸と同軸的に回転自
在に設けられて、前記第２のレンズ保持枠を光軸方向に
移動させる第２のリードスクリューと、前記ズーム用モ
ータを取り付ける一方の側面と、前記フォーカス用モー
タを取り付ける他方の側面とを間隔を離して互いに対向
させると共に、前記第１のリードスクリュー及び前記第
２のリードスクリューを同軸的に軸支する軸受部を前記
一方の側面と前記他方の側面との間に形成したモータ取
付台とを備えたことを特徴とするズームレンズ及びフォ
ーカスレンズの駆動機構を提供するものである。SUMMARY OF THE INVENTION The present invention has been made in view of the above problems, and is screwed to the side of the first lens holding frame holding the zoom lens and coaxial with the axis of the zoom motor. A first lead screw that is rotatably provided to move the first lens holding frame in the optical axis direction;
A second lens holding frame which is screwed with the second lens holding frame side holding the focus lens and is rotatable coaxially with the axis of the focusing motor to move the second lens holding frame in the optical axis direction; No. 2 lead screw, one side surface to which the zoom motor is attached and the other side surface to which the focus motor is attached are opposed to each other with a gap, and the first lead screw and the second lead screw are provided. A drive mechanism for a zoom lens and a focus lens, comprising: a motor mount that has a bearing portion that coaxially supports a shaft formed between the one side surface and the other side surface. is there.
【０００９】[0009]
【実施例】以下に本発明に係わるズームレンズ及びフォ
ーカスレンズの駆動機構の一実施例を図１及び図２を参
照して詳細に説明する。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of a drive mechanism for a zoom lens and a focus lens according to the present invention will be described in detail below with reference to FIGS.
【００１０】図１は本発明に係わるズームレンズ及びフ
ォーカスレンズの駆動機構を示した斜視図、図２は図１
に示したモータ取付台の軸受部を拡大して示した一部破
断図である。尚、説明の便宜上、先に従来例で示した構
成部材と同一構成部材に対しては同一の符号を付し、且
つ、従来例と異なる部位に新たな符号を付して説明す
る。FIG. 1 is a perspective view showing a driving mechanism of a zoom lens and a focus lens according to the present invention, and FIG.
FIG. 3 is a partially cutaway view showing an enlarged bearing portion of the motor mount shown in FIG. For convenience of explanation, the same components as those shown in the conventional example will be designated by the same reference numerals, and different parts from the conventional example will be designated by new reference numerals.
【００１１】図１に示した本発明に係わるズームレンズ
及びフォーカスレンズの駆動機構２０において、従来と
同様に、被写体側に撮像レンズ２が固定されており、こ
の撮像レンズ２の後方にズームレンズ３を保持した第１
のレンズ保持枠４が上下のガイドシャフト５，６に案内
されながら光軸Ｋに沿って矢印Ｘ１，Ｘ２方向に往復動
自在に設けられ、且つ、ズームレンズ３の後方で撮像素
子側にフォーカスレンズ７を保持した第２のレンズ保持
枠８が上下のガイドシャフト５，６に案内されながら光
軸Ｋに沿って矢印Ｘ１，Ｘ２方向に往復動自在に設けら
れている。In the zoom lens and focus lens drive mechanism 20 according to the present invention shown in FIG. 1, the image pickup lens 2 is fixed to the subject side, and the zoom lens 3 is provided behind the image pickup lens 2 as in the conventional case. Holding the first
The lens holding frame 4 is provided so as to be reciprocally movable in the directions of the arrows X 1 and X 2 along the optical axis K while being guided by the upper and lower guide shafts 5 and 6, and is located behind the zoom lens 3 toward the image pickup device A second lens holding frame 8 holding the focus lens 7 is provided so as to be reciprocally movable along the optical axis K in the directions of the arrows X 1 and X 2 while being guided by the upper and lower guide shafts 5 and 6.
【００１２】ここで、従来と異なる点について説明する
と、ズームレンズ３を保持した第１のレンズ保持枠４の
上端部４ａにハーフナット部９ａと押圧部９ｂとを一体
に形成したハーフナット部材９が挟持され、且つ、フォ
ーカスレンズ７を保持した第２のレンズ保持枠８の上端
部８ａにハーフナット部１３ａと押圧部１３ｂとを一体
に形成したハーフナット部材１３が挟持されている。The difference from the prior art will now be described. A half nut member 9 in which a half nut portion 9a and a pressing portion 9b are integrally formed on the upper end portion 4a of the first lens holding frame 4 holding the zoom lens 3 is described. Further, the half nut member 13 in which the half nut portion 13a and the pressing portion 13b are integrally formed is sandwiched by the upper end portion 8a of the second lens holding frame 8 holding the focus lens 7.
【００１３】また、第１のレンズ保持枠４の上端部４ａ
及び第２のレンズ保持枠８の上端部８ａの近傍には、一
つのモータ取付台２１が設けられている。このモータ取
付台２１は、板金部材を用いてコ字状に折り曲げ形成さ
れており、一方の側面２１ａにズーム用モータ１０が取
り付けられ、且つ、一方の側面２１ａと間隔を離して対
向した他方の側面２１ｂにフォーカス用モータ１４が取
り付けられている。更に、モータ取付台２１の一方の側
面２１ａと他方の側面２１ｂとの間の中間部位には、樹
脂軸受２２を保持するための軸受保持部２１ｃがベース
面２１ｄから一体的に切り起こし形成されており、これ
らの側面２１ａ，２１ｂ，軸受保持部２１ｃはベース面
２１ｄに対して略直角に曲げ形成されている。従って、
実施例ではモータ取付台２１を板金で形成したため、モ
ータ取付台２１の軸受部は、軸受保持部２１ｃと、この
軸受保持部２１ｃに嵌着した樹脂軸受２２とで構成され
ているが、モータ取付台２１を樹脂成形した場合には軸
受保持部２１ｃに軸受孔を穿設する方法も考えられる。The upper end 4a of the first lens holding frame 4 is also provided.
One motor mount 21 is provided near the upper end 8a of the second lens holding frame 8. The motor mount 21 is formed by bending a U-shape using a sheet metal member. The zoom motor 10 is mounted on one side surface 21a and the other side surface 21a is opposed to the side surface 21a at a distance. The focusing motor 14 is attached to the side surface 21b. Further, a bearing holding portion 21c for holding the resin bearing 22 is integrally cut and raised from the base surface 21d at an intermediate portion between the one side surface 21a and the other side surface 21b of the motor mount 21. The side surfaces 21a and 21b and the bearing holding portion 21c are bent and formed substantially at right angles to the base surface 21d. Therefore,
In the embodiment, since the motor mounting base 21 is formed of sheet metal, the bearing portion of the motor mounting base 21 is composed of the bearing holding portion 21c and the resin bearing 22 fitted in the bearing holding portion 21c. When the base 21 is resin-molded, a method of forming a bearing hole in the bearing holding portion 21c can be considered.
【００１４】また、図２にも拡大して示した如く、ズー
ム用モータ１０の第１のリードスクリュー１０ａの先端
と、フォーカス用モータ１４の第２のリードスクリュー
１４ａの先端とが、モータ取付台２１の軸受保持部２１
ｃに嵌着した樹脂軸受２２に同軸的に一直線上を夫々独
立して回転できるよう軸支されている。Further, as shown in an enlarged view in FIG. 2, the tip of the first lead screw 10a of the zoom motor 10 and the tip of the second lead screw 14a of the focusing motor 14 are connected to the motor mount. 21 bearing holder 21
The resin bearings 22 fitted in c are axially supported so as to be coaxially rotatable independently of each other on a straight line.
【００１５】そして、ズーム用モータ１０，フォーカス
用モータ１４を駆動させれば、ズームレンズ３を保持し
た第１のレンズ保持枠４と、フォーカスレンズ７を保持
した第２のレンズ保持枠８とが夫々独立して光軸Ｋに沿
って往復動自在となり、ズームレンズ３の移動で被写体
像の遠近を調節し、且つ、フォーカスレンズ７の移動で
被写体像のピントを調節している。When the zoom motor 10 and the focus motor 14 are driven, the first lens holding frame 4 holding the zoom lens 3 and the second lens holding frame 8 holding the focus lens 7 are formed. Each of them independently reciprocates along the optical axis K, and the movement of the zoom lens 3 adjusts the perspective of the subject image, and the movement of the focus lens 7 adjusts the focus of the subject image.
【００１６】上記のように構成したズームレンズ及びフ
ォーカスレンズの駆動機構２０によると、ズームレンズ
３を駆動するためのズーム用モータ１０と、フォーカス
レンズ７を駆動するためのフォーカス用モータ１４とを
一つのモータ取付台２１に取り付けると共に、ズーム用
モータ１０の第１のリードスクリュー１０ａと、フォー
カス用モータ１４の第２のリードスクリュー１４ａとを
モータ取付台２１の中間部位に形成した軸受部（２１
ｃ，２２）で同軸的に独立して軸支しているため、従来
に比べて部品点数を削減でき、組立時作業性の改善が図
られるばかりでなく、モータ１０，１４の取り付けスペ
ース効率も良くなり、ズームレンズ及びフォーカスレン
ズの駆動機構２０の小型化も可能となるなどの利点があ
る。According to the zoom lens and focus lens drive mechanism 20 configured as described above, the zoom motor 10 for driving the zoom lens 3 and the focus motor 14 for driving the focus lens 7 are integrated. A bearing portion (21) which is attached to two motor mounts 21 and has a first lead screw 10a of the zoom motor 10 and a second lead screw 14a of the focus motor 14 formed at an intermediate portion of the motor mount 21.
c, 22) independently supports coaxially, so the number of parts can be reduced compared to the conventional one, not only the workability at the time of assembly can be improved, but also the installation space efficiency of the motors 10, 14 can be improved. There is an advantage that the driving mechanism 20 for the zoom lens and the focus lens can be downsized.
【００１７】尚、ズームレンズ３を保持した第１のレン
ズ保持枠４及びフォーカスレンズ７を保持した第２のレ
ンズ保持枠８を、ハーフナット部材９，１３を介するこ
となく、ズーム用モータ１０の第１のリードスクリュー
１０ａ及びフォーカス用モータ１４の第２のリードスク
リュー１４ａに直接螺合させる方法もあり、この場合に
はガイドシャフト５が不要となる。The first lens holding frame 4 holding the zoom lens 3 and the second lens holding frame 8 holding the focus lens 7 are connected to the zoom motor 10 without the half nut members 9 and 13. There is also a method in which the first lead screw 10a and the second lead screw 14a of the focusing motor 14 are directly screwed together, in which case the guide shaft 5 is not necessary.
【００１８】[0018]
【発明の効果】以上詳述した本発明に係わるズームレン
ズ及びフォーカスレンズの駆動機構によると、ズームレ
ンズを駆動するためのズーム用モータと、フォーカスレ
ンズを駆動するためのフォーカス用モータとを一つのモ
ータ取付台に取り付けると共に、ズーム用モータの第１
のリードスクリューと、フォーカス用モータの第２のリ
ードスクリューとをモータ取付台の中間部位に形成した
軸受部で同軸的に軸支しているため、従来に比べて部品
点数を削減でき、組立時作業性の改善が図られるばかり
でなく、モータの取り付けスペース効率も良くなり、ズ
ームレンズ及びフォーカスレンズの駆動機構の小型化も
可能となるなどの利点がある。According to the zoom lens and focus lens driving mechanism of the present invention described in detail above, a zoom motor for driving the zoom lens and a focus motor for driving the focus lens are combined into one. It is attached to the motor mount and the first zoom motor
Since the lead screw of and the second lead screw of the focus motor are coaxially supported by the bearing part formed in the middle part of the motor mount, the number of parts can be reduced compared to the conventional one, and at the time of assembly. Not only the workability is improved, but also the space for mounting the motor is improved, and the drive mechanism for the zoom lens and the focus lens can be downsized.
【図１】本発明に係わるズームレンズ及びフォーカスレ
ンズの駆動機構を示した斜視図である。FIG. 1 is a perspective view showing a drive mechanism for a zoom lens and a focus lens according to the present invention.
【図２】図１に示したモータ取付台の軸受部を拡大して
示した一部破断図である。FIG. 2 is a partially cutaway view showing an enlarged bearing portion of the motor mount shown in FIG.
【図２】従来のズームレンズ及びフォーカスレンズの原
点検出機構を示した斜視図である。FIG. 2 is a perspective view showing a conventional origin detection mechanism of a zoom lens and a focus lens.
【図３】従来のズームレンズ及びフォーカスレンズの駆
動機構を示した斜視図である。FIG. 3 is a perspective view showing a drive mechanism for a conventional zoom lens and focus lens.
３…ズームレンズ、４…第１のレンズ保持枠、７…フォ
ーカスレンズ７、８…第２のレンズ保持枠、１０…ズー
ム用モータ、１０ａ…第１のリードスクリュー、１４…
フォーカス用モータ、１４ａ…第２のリードスクリュ
ー、２０…本発明に係わるズームレンズ及びフォーカス
レンズの駆動機構、２１…モータ取付台、２１ａ…一方
の側面、２１ｂ…他方の側面、２１ｃ…軸受保持部、２
２…樹脂軸受。3 ... Zoom lens, 4 ... First lens holding frame, 7 ... Focus lens 7, 8 ... Second lens holding frame, 10 ... Zoom motor, 10a ... First lead screw, 14 ...
Focusing motor, 14a ... Second lead screw, 20 ... Zoom lens and focus lens driving mechanism according to the present invention, 21 ... Motor mount, 21a ... One side surface, 21b ... Other side surface, 21c ... Bearing holding portion Two
2 ... Resin bearing.
Claims (1)
枠側と螺合し、且つ、ズーム用モータの軸と同軸的に回
転自在に設けられて、前記第１のレンズ保持枠を光軸方
向に移動させる第１のリードスクリューと、 フォーカスレンズを保持した第２のレンズ保持枠側と螺
合し、且つ、フォーカス用モータの軸と同軸的に回転自
在に設けられて、前記第２のレンズ保持枠を光軸方向に
移動させる第２のリードスクリューと、 前記ズーム用モータを取り付ける一方の側面と、前記フ
ォーカス用モータを取り付ける他方の側面とを間隔を離
して互いに対向させると共に、前記第１のリードスクリ
ュー及び前記第２のリードスクリューを同軸的に軸支す
る軸受部を前記一方の側面と前記他方の側面との間に形
成したモータ取付台とを備えたことを特徴とするズーム
レンズ及びフォーカスレンズの駆動機構。1. A first lens holding frame, which holds a zoom lens, is screwed into the first lens holding frame, and is rotatably provided coaxially with a shaft of a zoom motor. The first lead screw for moving in the direction and the second lens holding frame side holding the focus lens are screwed together, and are rotatably provided coaxially with the shaft of the focusing motor, A second lead screw for moving the lens holding frame in the optical axis direction, one side surface for mounting the zoom motor, and the other side surface for mounting the focusing motor are opposed to each other with a space therebetween, and A motor mount having a bearing portion coaxially supporting the first lead screw and the second lead screw between the one side surface and the other side surface. The zoom lens and the focus lens driving mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12068195A JP3410250B2 (en) | 1995-04-20 | 1995-04-20 | Drive mechanism for zoom lens and focus lens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12068195A JP3410250B2 (en) | 1995-04-20 | 1995-04-20 | Drive mechanism for zoom lens and focus lens |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH08292358A true JPH08292358A (en) | 1996-11-05 |
| JP3410250B2 JP3410250B2 (en) | 2003-05-26 |
Family
ID=14792320
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12068195A Expired - Fee Related JP3410250B2 (en) | 1995-04-20 | 1995-04-20 | Drive mechanism for zoom lens and focus lens |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3410250B2 (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005351930A (en) * | 2004-06-08 | 2005-12-22 | Konica Minolta Photo Imaging Inc | Lens unit and digital camera |
| JP2006098464A (en) * | 2004-09-28 | 2006-04-13 | Konica Minolta Opto Inc | Lens barrel and camera equipped with the same |
| JP2006119584A (en) * | 2004-10-20 | 2006-05-11 | Samsung Electronics Co Ltd | Optical device of zoom-camera |
| JP2006154373A (en) * | 2004-11-30 | 2006-06-15 | Sharp Corp | Lens drive device, camera module and portable electronic appliance |
| JP2006163240A (en) * | 2004-12-10 | 2006-06-22 | Seiko Instruments Inc | Lens barrel driving device and camera module |
| JP2006258848A (en) * | 2005-03-15 | 2006-09-28 | Nikon Corp | Lens barrel |
| JP2006301453A (en) * | 2005-04-22 | 2006-11-02 | Canon Inc | Optical apparatus |
| JP2007017846A (en) * | 2005-07-11 | 2007-01-25 | Konica Minolta Opto Inc | Lens barrel and camera |
| US7405888B2 (en) | 2006-07-05 | 2008-07-29 | Fujifilm Corporation | Image taking apparatus |
| JP2009109903A (en) * | 2007-10-31 | 2009-05-21 | Sony Corp | Lens barrel and imaging apparatus |
| US8014089B2 (en) | 2008-03-21 | 2011-09-06 | Tamron Co., Ltd. | Lens driving unit and lens driving device |
| CN117687168A (en) * | 2024-02-01 | 2024-03-12 | 吉林省巨程智造光电技术有限公司 | Aspherical lens device for space signal transmission |
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| KR102432247B1 (en) * | 2020-09-29 | 2022-08-16 | 자화전자(주) | Camera actuator and Folded zoom camera module containing the same |
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1995
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Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005351930A (en) * | 2004-06-08 | 2005-12-22 | Konica Minolta Photo Imaging Inc | Lens unit and digital camera |
| JP2006098464A (en) * | 2004-09-28 | 2006-04-13 | Konica Minolta Opto Inc | Lens barrel and camera equipped with the same |
| JP4639725B2 (en) * | 2004-09-28 | 2011-02-23 | コニカミノルタオプト株式会社 | Lens barrel and camera equipped with the lens barrel |
| JP2006119584A (en) * | 2004-10-20 | 2006-05-11 | Samsung Electronics Co Ltd | Optical device of zoom-camera |
| US7295390B2 (en) | 2004-11-30 | 2007-11-13 | Sharp Kabushiki Kaisha | Lens actuating device, camera module and portable electronic equipment |
| JP2006154373A (en) * | 2004-11-30 | 2006-06-15 | Sharp Corp | Lens drive device, camera module and portable electronic appliance |
| JP2006163240A (en) * | 2004-12-10 | 2006-06-22 | Seiko Instruments Inc | Lens barrel driving device and camera module |
| JP2006258848A (en) * | 2005-03-15 | 2006-09-28 | Nikon Corp | Lens barrel |
| JP2006301453A (en) * | 2005-04-22 | 2006-11-02 | Canon Inc | Optical apparatus |
| JP2007017846A (en) * | 2005-07-11 | 2007-01-25 | Konica Minolta Opto Inc | Lens barrel and camera |
| US7405888B2 (en) | 2006-07-05 | 2008-07-29 | Fujifilm Corporation | Image taking apparatus |
| JP2009109903A (en) * | 2007-10-31 | 2009-05-21 | Sony Corp | Lens barrel and imaging apparatus |
| US7738195B2 (en) | 2007-10-31 | 2010-06-15 | Sony Corporation | Lens barrel and imaging apparatus |
| US8014089B2 (en) | 2008-03-21 | 2011-09-06 | Tamron Co., Ltd. | Lens driving unit and lens driving device |
| CN117687168A (en) * | 2024-02-01 | 2024-03-12 | 吉林省巨程智造光电技术有限公司 | Aspherical lens device for space signal transmission |
| CN117687168B (en) * | 2024-02-01 | 2024-04-19 | 吉林省巨程智造光电技术有限公司 | Aspherical lens device for space signal transmission |
Also Published As
| Publication number | Publication date |
|---|---|
| JP3410250B2 (en) | 2003-05-26 |
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