CN101713853B - Zoomer lens capable of preventing light leakage - Google Patents
Zoomer lens capable of preventing light leakage Download PDFInfo
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- CN101713853B CN101713853B CN2008101696575A CN200810169657A CN101713853B CN 101713853 B CN101713853 B CN 101713853B CN 2008101696575 A CN2008101696575 A CN 2008101696575A CN 200810169657 A CN200810169657 A CN 200810169657A CN 101713853 B CN101713853 B CN 101713853B
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Abstract
The invention relates to a zoomer lens capable of preventing light leakage, comprising a base, a basal drum which is fixedly arranged on the base and surrounds an optical axis, a straight drum, a first lens cluster unit, a second lens cluster unit, and a shading unit. The first lens cluster unit comprises a first cluster frame and at least one first lens; the second lens cluster unit comprises a second cluster frame and at least one second lens corresponding to the first lens. When the second cluster frame is located at the close-up position away from the first lens, a gap is formed between the second cluster frame and the first cluster frame. The shading unit comprises a shading seat movably arranged at the second cluster frame, and an elastic member capable of pushing the shading seat to move and shade the gap. Therefore, by adopting the invention, unexpected sensitization caused by the condition that the light outside the zoomer lens is reflected to pass through the gap can be avoided.
Description
Technical field
The present invention relates to a kind of camera lens, particularly a kind of dolly camera of preventing stopping leak light.
Background technology
Consult Fig. 1,2, for existing a kind of can be along the dolly camera 1 of the flexible focusing of axis L, this dolly camera 1 comprises pedestal 11, is fixedly arranged on first cam canister 12 of this pedestal 11, is sheathed on the revolving drum 13 of this first cam canister 12 rotationally, directly advances tube 14, is sheathed on this second cam canister 15, the first mirror group unit 16, second mirror group unit 17 that directly advances tube 14 rotationally, is arranged at the photosensory assembly 18 of this pedestal 11, and is fixedly arranged on the dust-proof cover device 19 of this first mirror group unit 16.
This directly advances tube 14 is reciprocatingly to link with this first cam canister 12 along this axis L direction, and comprise barrel 141 with inner peripheral surface 142, reach the driving claw 143 that is extended by 142 bendings of this inner peripheral surface, this driving claw 143 is the keyings in order to this dust-proof cover device 19 of interlock.
This first mirror group unit 16 is to be arranged in this directly to advance in the tube 14, and comprise first group of frame 161, be fixedly arranged on these first group of frame 161 and first eyeglass 162 corresponding with this photosensory assembly 18, and plural first linkage pin 163 that is connected in these first group of frame 161, each linkage pin 163 is to be arranged in this directly to advance tube 14 and be slidably connected to this second cam canister 15.
This second mirror group unit 17 is arranged in this and directly advances in the tube 14, and comprise second group of frame 171 with outer peripheral face 172, and be fixedly arranged on these second group of frame 171 and second eyeglass 173 corresponding with this first eyeglass 162, and plural second linkage pin 174 that is connected in these second group of frame 171, each linkage pin 174 is to be arranged in this directly to advance tube 14 and be slidably connected to this second cam canister 15.
Drive this revolving drum 13 by actuator (figure do not show) and rotate around this axis L, can make this second cam canister 15, this directly advance tube 14 with this mirror group unit 16,17 along this axis L direction toward stretching out to carry out focusing work away from the direction of this photosensory assembly 18.
Though this dolly camera 1 can stretch to carry out focusing work, has following shortcoming:
When one, this second mirror group unit 17 is positioned at close-perspective recording position away from this first mirror group unit 16,142 of the inner peripheral surfaces that the outer peripheral face 172 of these second group of frame 171 and this directly advance tube 14 have slit 10, so, to make this dolly camera 1 light from outside (as shown by arrows) by behind this first eyeglass 162, be projected to this photosensory assembly 18 by this slit 10 via these inside and outside side face 142,172 reflections, cause these photosensory assembly 18 unexpected sensitization and the situation of letting out light.
Two, because this driving claw 143 is to be extended by these inner peripheral surface 142 bendings of directly advancing tube 14, therefore, except making this directly advance tube jetting mold manufacture difficulty of 14 improves, also can increase this and directly advance the time of carrying out withdrawing pattern behind tube 14 ejection formations, cause manufacturing cost to increase.
Summary of the invention
Therefore, the technical problem to be solved in the present invention is, rushes down the defective of light easily at camera lens of the prior art, and a kind of dolly camera of preventing stopping leak light is provided, and avoids unexpected sensitization.
The technical solution adopted for the present invention to solve the technical problems is, a kind of dolly camera of preventing stopping leak light is provided, and comprises pedestal, base tube, directly advances tube, the first mirror group unit, the second mirror group unit, reaches lightproof unit.This base tube is to be fixedly arranged on this pedestal and to center on optical axis.This directly advances tube is reciprocatingly to be installed on this base tube along this optical axis direction.This first mirror group unit is can be arranged at this movably along this optical axis direction directly to advance in the tube, and comprises the first group of frame that has around the inner peripheral surface of this optical axis, and at least one is fixedly arranged on first eyeglass of these first group of frame along this optical axis direction.This second mirror group unit is can be arranged at this movably along this optical axis direction directly to advance in the tube, and comprise having along second group of frame of this optical axis direction in the face of the breasting face of these first group of frame, and at least one is fixedly arranged on these second group of frame and to second eyeglass that should first eyeglass, when these second group of frame is positioned at close-perspective recording position away from this first eyeglass, has the slit between the inner peripheral surface of these second group of frame and these first group of frame.This lightproof unit comprises can be arranged at the shading seat of these second group of frame movably along this optical axis direction, and is located between this shading seat and this breasting face and can pushes this shading seat and move and cover the elastic component in this slit toward this first eyeglass; Wherein, these second group of frame is to be step shape and to have big footpath section, extended and can be arranged in path section and a plurality of stopper slot that is arranged at this path section of first group of frame of this first mirror group unit by this big footpath section, described shading seat have the miner diameter end that is sheathed on described second group of frame annular body, and plural number be formed at the inner ring surface of this body and embed the limited block of this stopper slot respectively, when these second group of frame is positioned at the close-perspective recording position, this stopper slot limits the displacement of this limited block along this optical axis direction respectively, makes this shading seat and this second group of frame keep slipping.
In the dolly camera of preventing stopping leak light of the present invention, this breasting face is that to be positioned at this large and small footpath intersegmental, and this slit is intersegmental between the inner peripheral surface of these first group of frame and this path.
In the dolly camera of preventing stopping leak light of the present invention, more comprise the dust-proof cover device that is covered on these first group of frame, this dust-proof cover device comprises the dust cap that centers on this optical axis with this first eyeglass corresponding opening, plural number, and this dust cap of interlock covers and the start pawl of opening this opening, this shading seat has the fixed claw that extends toward this start pawl, when these second group of frame is positioned at the reception position of contiguous this pedestal, this start pawl is that this dust cap of interlock covers this opening with this fixed claw contact, and these first group of frame is to compress this shading seat and compress this elastic component.
In the dolly camera of preventing stopping leak light of the present invention, this directly advances tube and comprises the stopping surface of plural number around this optical axis, this shading seat has the plural number upper projecting face corresponding with this stopping surface, when these second group of frame is positioned at the bat far away position of contiguous these first group of frame, this upper projecting face is to paste with this stopping surface respectively to support and drive this shading seat toward this pedestal this elastic component that moves and extrude, and makes this fixed claw and this start pawl keep separating.
In the dolly camera of preventing stopping leak light of the present invention, this pedestal comprises the block of plural number around this optical axis, this shading seat has more plural number by the position-limit foot of this body toward this base extension, and when these second group of frame was positioned at reception position, this position-limit foot was to support to arrive in respectively in this block.
In the dolly camera of preventing stopping leak light of the present invention, this directly advances the straight flute that tube comprises that more plural number is communicated with this stopping surface respectively, each position-limit foot has by the linkage section of this body toward this base extension, and extend and be slidably connected to a straight flute wherein and support to arrive in spacing section an of block wherein by this linkage section, this upper projecting face is to be arranged at this spacing section respectively.
In the dolly camera of preventing stopping leak light of the present invention, this shading seat has more the corresponding and locating slot that embed for this elastic component of breasting face with these second group of frame.
In the dolly camera of preventing stopping leak light of the present invention, this elastic component is a compression spring.
In the dolly camera of preventing stopping leak light of the present invention, this base tube comprises the guide groove that plural number extends along this optical axis direction, and this directly advances tube and comprises that plural number is slidably connected to the guidance part of this guide groove respectively.
In the dolly camera of preventing stopping leak light of the present invention, more comprise and be sheathed on the cam canister that this directly advances tube and is connected with this base tube rotationally, this cam canister comprises the turning slot that is arranged with in inner peripheral surface, and this directly advances tube and more comprises the protuberance that plural number is convexly set in outer peripheral face and slips with this turning slot.
Push this shading seat by this elastic component and move and cover this slit, can avoid this dolly camera light from outside to cause unexpected sensitization by this slit via reflection toward the direction of this first eyeglass.
Description of drawings
The invention will be further described below in conjunction with drawings and Examples, in the accompanying drawing:
Fig. 1 is a three-dimensional exploded view, and existing a kind of dolly camera is described;
Fig. 2 is a diagrammatic cross-section, and the situation when the second mirror group unit is positioned at the close-perspective recording position is described;
Fig. 3 is a three-dimensional exploded view, illustrates that the present invention can prevent a preferred embodiment of the dolly camera of stopping leak light;
Fig. 4 is a diagrammatic cross-section, and the situation when second group of frame is positioned at bat far away position is described;
Fig. 5 is a diagrammatic cross-section, and the upper projecting face of shading seat and the stopping surface that directly the advances tube situation during contact mutually is described;
Fig. 6 is a diagrammatic cross-section, and the situation when these second group of frame is positioned at the close-perspective recording position is described;
Fig. 7 is a diagrammatic cross-section, and the situation when these second group of frame is positioned at reception position is described, wherein the base tube omits and do not draw; And
Fig. 8 is a diagrammatic cross-section, and start pawl and the fixed claw situation during contact mutually is described, wherein should the base tube omits and does not draw.
Embodiment
About aforementioned and other technology contents, characteristics and effect of the present invention, in the detailed description of a preferred embodiment of following conjunction with figs., can clearly present.
Consult Fig. 3,4, the present invention can prevent that the dolly camera of stopping leak light comprises pedestal 2, base tube 3, directly advances tube 4, cam canister 5, the first mirror group unit 6, the second mirror group unit 7, lightproof unit 8, dust-proof cover device 9, actuator 30, reaches photosensory assembly 20.
This pedestal 2 comprises the block 21 of plural number around optical axis Y.
This base tube 3 is to be fixedly arranged on this pedestal 2 and to center on this optical axis Y, and comprises guide groove 31, the plural cam ditch 32 that along the circumferential direction extends that plural number extends along this optical axis Y direction and bore a hole 33.
Cooperate and consult Fig. 5, this directly advances tube 4 is reciprocatingly to be installed on this base tube 3 along this optical axis Y direction, and comprises that protuberance 45, plural number first that plural number is convexly set in outer peripheral face 44 around the stopping surface 41 of this optical axis Y, straight flute 42 that plural number is communicated with this stopping surface 41 respectively, guidance part 43, plural number that plural number is slidably connected to this guide groove 31 of this base tube 3 respectively directly advance ditch 46 and plural second and directly advance ditch 47.
This cam canister 5 is to be sheathed on this rotationally directly to advance tube 4 and be connected with this base tube 3, and comprise being arranged with in inner peripheral surface 51 and directly advancing turning slot 52, plural number that tube this protuberance 45 of 4 slips and be convexly set in outer peripheral face 53 and the guidance part 54 that slips with this cam ditch 32 of this base tube 3 respectively, the tooth portion 55 that plural number along the circumferential direction is arranged at this outer peripheral face 53, the first cam ditch 56 that plural number along the circumferential direction extends, and the second cam ditch 57 that extends along this circumferencial direction of plural number with this.
This first mirror group unit 6 is can be arranged at this movably along this optical axis Y direction directly to advance in the tube 4, and comprise first group of frame 61 having around the inner peripheral surface 611 of this optical axis Y, be fixedly arranged on first eyeglass 62 of these first group of frame 61 along this optical axis Y direction, and first linkage pin 63 that is connected with these first group of frame 61 of plural number, this first linkage pin 63 be arranged in respectively this directly advance tins 4 this first directly advance ditch 46 and be slidably connected to this first cam ditch 56 of this cam canister 5 respectively.
Consult Fig. 3～6, this second mirror group unit 7 is can be arranged at this movably along this optical axis Y direction directly to advance in the tube 4, and comprise second group of frame 71 being step shape, be fixedly arranged on these second group of frame 71 and, and second linkage pin 73 that is connected with these second group of frame 71 of plural number to second eyeglass 72 of first eyeglass 62 that should the first mirror group unit 6.These second group of frame 71 has big footpath section 711, extended and path section 712, the plural number that can be arranged in these first group of frame 61 is arranged at the stopper slot 713 of this path section 712 by this big footpath section 711, and is positioned at 711,712 of this large and small footpath sections and along the breasting face 714 of this optical axis Y direction in the face of these first group of frame 61.This second linkage pin 73 is that this that be arranged in this base tube 3 respectively second directly advances ditch 47 and be slidably connected to this second cam ditch 57 of this cam canister 5 respectively.What deserves to be explained is that the eyeglass number of this mirror group unit 6,7 can be adjusted to some extent according to the application target (for example telephoto lens or wide-angle lens) of this dolly camera, the number of this first eyeglass 62 and this second eyeglass 72 can be changed to two or three.
This lightproof unit 8 comprises and can be arranged at the shading seat 81 of second group of frame 71 of this second mirror group unit 7 movably along this optical axis Y direction, and is located in the elastic component 82 of 714 in the breasting face of this shading seat 81 and these second group of frame 71.This shading seat 81 has the annular body 811 that is sheathed on this path section 712, plural number is formed at the inner ring surface 816 of this body 811 and embeds the limited block 812 of this stopper slot 713 respectively, fixed claw 813, the position-limit foot 814 that plural number is extended toward this pedestal 2 by this body 811, and the locating slot 815 of and confession this elastic component 82 embeddings corresponding with the breasting face 714 of these second group of frame 71, wherein, each position-limit foot 814 has the linkage section 817 that is extended toward these pedestals 2 by this body 811, and is extended and be slidably connected to spacing section 818 that this directly advances a wherein straight flute 42 of tube 4 and has a upper projecting face 819 by this linkage section 817.This elastic component 82 can push first eyeglass 62 of this shading seat 81 along this optical axis Y direction toward this first mirror group unit 6 and move, what deserves to be explained is, this elastic component 82 can be cup spring, compression spring or elastic rubbery body, and in the present embodiment, this elastic component 82 is compression springs.
This dust-proof cover device 9 is the first group of frame 61 that is covered on this first mirror group unit 6, and comprise and this first eyeglass 62 corresponding opening 91, plural dust cap 92 around this optical axis Y, and start pawl 93, this start pawl 93 is that the fixed claw 813 toward this lightproof unit 8 extends and this dust cap 92 of interlock covers or opens this opening 91.
This actuator 30 is to be arranged at this base tube 3 rotationally and these tooth portion 55 engagements of the part of stretch through out this perforation 33 and this cam canister 5, and in the present embodiment, this actuator 30 is gears.
This photosensory assembly 20 is arranged at this pedestal 2 and corresponding with second eyeglass 72 of this second mirror group unit 7.
Consult Fig. 3～5, when using this dolly camera to carry out wide-long shot, be to drive this cam canister 5 by motor (figure does not show) drives this actuator 30 to rotate around this optical axis Y, this guidance part 54 of this cam canister 5 is slided along this cam ditch 32 of this base tube 3 respectively, and then drive this cam canister 5 and directly advance tube 4 with this and move along this optical axis Y direction toward subject, simultaneously, this mirror group unit 6, this linkage pin 63 of 7,73 because of this cam canister 5 rotate respectively along this first, the second cam ditch 56,57 slide, make this group frame 61,71 move the bat far away position that is positioned at contiguous these first group of frame 61 up to these second group of frame 71 along this optical axis Y direction toward subject, at this moment, this upper projecting face 819 of this lightproof unit 8 is to paste with this this stopping surface 41 that directly advances tube 4 respectively to support, and the direction that drives these shading seat 81 past these pedestals 2 moves and this elastic component 82 of extruding, make this fixed claw 813 keep separating, open this opening 91 to guarantee this dust cap 92 with the start pawl 93 of this dust-proof cover device 9.
Consult Fig. 3,5,6, when desire uses this dolly camera to carry out shooting at close range, be to drive this cam canister 5 by this actuator 30 of this motor driven to rotate equally around this optical axis Y, and drive indirectly these second group of frame 71 along this optical axis Y direction away from subject, be positioned at close-perspective recording position up to these second group of frame 71 away from first eyeglass 62 of these first group of frame 61, at this moment, 611 of the inner peripheral surfaces of these second group of frame 71 and these first group of frame 61 have slit 70, and this upper projecting face 819 of this shading seat 81 is to break away from this this stopping surface 41 that directly advances tube 4 respectively, therefore, this elastic component 82 can push this shading seat 81 and cover this slit 70 toward the direction of these first eyeglasses 62, and because this stopper slot 713 limits the displacement of this limited block 812 along this optical axis Y direction respectively, this shading seat 81 still keeps slipping and unlikely disengaging with this second group of frame 71.
Consult Fig. 3,7,8, in the time dolly camera will being taken in, drive this cam canister 5 around this optical axis Y backward rotation by this actuator 30 of this motor driven, make this cam canister 5, this directly advances tube 4 and this mirror group unit 6,7 move toward this pedestal 2 along this optical axis Y direction, when these second group of frame 71 is positioned at the reception position of contiguous this pedestal 2, the start pawl 93 of this dust-proof cover device 9 is that this dust cap 92 of interlock covers this opening 91 with fixed claw 813 contacts of this shading seat 81, and these first group of frame 61 is to compress this shading seat 81 and compress this elastic component 82, in addition, this position-limit foot 814 is to support to arrive in respectively in this block 21, can guarantee this start pawl 93 and this fixed claw 813 contact mutually.
Via above-mentioned explanation, advantage of the present invention can be summarized as follows:
One, can avoid unexpected sensitization: when these second group of frame 71 is positioned at the close-perspective recording position,, these elastic component 82 these shading seats 81 of propelling movement cover this slit 70 by moving along this optical axis Y direction toward this first eyeglass 62, can avoid being projected to this photosensory assembly 18, cause these photosensory assembly 18 unexpected sensitization and the situation of letting out light as existing this dolly camera 1 light from outside among Fig. 2.
Two, can reduce manufacturing cost: because the fixed claw 813 of this shading seat 81 is to be extended by the end face 810 (see figure 6) straight lines of this body 811 in the face of these first group of frame 61, therefore existing this driving claw 143 is the pattern of bending in Fig. 1, except the jetting mold that can make this shading seat 81 is easy to make, carry out the time of withdrawing pattern after also can reducing these shading seat 81 ejection formations, and then reduce manufacturing cost.
The above only is preferred embodiment of the present invention, can not limit scope of the invention process with this, and promptly all simple equivalent of being done according to claim of the present invention and invention description content change and modify, and all still belongs in the scope that patent of the present invention contains.
Claims (10)
1. the dolly camera that can prevent stopping leak light is characterized in that, comprises:
Pedestal;
The base tube is to be fixedly arranged on this pedestal and to center on an optical axis;
Directly advancing tube, is reciprocatingly to be installed on this base tube along this optical axis direction;
The first mirror group unit is can be arranged at this movably along this optical axis direction directly to advance in the tube, and comprises the first group of frame that has around the inner peripheral surface of this optical axis, and at least one is fixedly arranged on first eyeglass of these first group of frame along this optical axis direction;
The second mirror group unit, be to be arranged at this movably along this optical axis direction directly to advance in the tube, and comprise having along second group of frame of this optical axis direction in the face of the breasting face of these first group of frame, and at least one is fixedly arranged on these second group of frame and to second eyeglass that should first eyeglass, when these second group of frame is positioned at close-perspective recording position away from this first eyeglass, has the slit between the inner peripheral surface of these second group of frame and these first group of frame; And
Lightproof unit comprises being arranged at the shading seat of these second group of frame along this optical axis direction movably, and is located between this shading seat and this breasting face and can pushes this shading seat and move along this optical axis direction toward this first eyeglass and cover the elastic component in this slit;
Wherein, these second group of frame is to be step shape and to have big footpath section, extended and can be arranged in path section and a plurality of stopper slot that is arranged at this path section of first group of frame of this first mirror group unit by this big footpath section, described shading seat have the path section that is sheathed on described second group of frame annular body, and plural number be formed at the inner ring surface of this body and embed the limited block of this stopper slot respectively, when these second group of frame is positioned at the close-perspective recording position, this stopper slot limits the displacement of this limited block along this optical axis direction respectively, makes this shading seat and this second group of frame keep slipping.
2. according to the described dolly camera of preventing stopping leak light of claim 1, it is characterized in that this breasting face is that to be positioned at this large and small footpath intersegmental, this slit is intersegmental between the inner peripheral surface of these first group of frame and this path.
3. according to the described dolly camera of preventing stopping leak light of claim 2, it is characterized in that, more comprise the dust-proof cover device that is covered on these first group of frame, this dust-proof cover device comprises and this first eyeglass corresponding opening, plural number is around the dust cap of this optical axis, and this dust cap of interlock covers and the start pawl of opening this opening, this shading seat has the fixed claw that extends toward this start pawl, when these second group of frame is positioned at the reception position of contiguous this pedestal, this start pawl is that this dust cap of interlock covers this opening with this fixed claw contact, and these first group of frame is to compress this shading seat and compress this elastic component.
4. according to the described dolly camera of preventing stopping leak light of claim 3, it is characterized in that, this directly advances tube and comprises the stopping surface of plural number around this optical axis, this shading seat has the plural number upper projecting face corresponding with this stopping surface, when these second group of frame is positioned at the bat far away position of contiguous these first group of frame, this upper projecting face is to paste with this stopping surface respectively to support and drive this shading seat toward this pedestal this elastic component that moves and extrude, and makes this fixed claw and this start pawl keep separating.
5. according to the described dolly camera of preventing stopping leak light of claim 4, it is characterized in that, this pedestal comprises the block of plural number around this optical axis, this shading seat has more plural number by the position-limit foot of this body toward this base extension, when these second group of frame was positioned at reception position, this position-limit foot was to support to arrive in respectively in this block.
6. according to the described dolly camera of preventing stopping leak light of claim 5, it is characterized in that, this directly advances the straight flute that tube comprises that more plural number is communicated with this stopping surface respectively, each position-limit foot has by the linkage section of this body toward this base extension, and extend and be slidably connected to a straight flute wherein and support to arrive in spacing section an of block wherein by this linkage section, this upper projecting face is to be arranged at this spacing section respectively.
7. according to the described dolly camera of preventing stopping leak light of claim 6, it is characterized in that this shading seat has more the locating slot that breasting face is corresponding and this elastic component of confession embeds with these second group of frame.
8. according to the described dolly camera of preventing stopping leak light of claim 7, it is characterized in that this elastic component is a compression spring.
9. according to the described dolly camera of preventing stopping leak light of claim 1, it is characterized in that this base tube comprises the guide groove that plural number extends along this optical axis direction, this directly advances tube and comprises that plural number is slidably connected to the guidance part of this guide groove respectively.
10. according to the described dolly camera of preventing stopping leak light of claim 9, it is characterized in that, more comprise and be sheathed on the cam canister that this directly advances tube and is connected with this base tube rotationally, this cam canister comprises the turning slot that is arranged with in inner peripheral surface, and this directly advances tube and more comprises the protuberance that plural number is convexly set in outer peripheral face and slips with this turning slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101696575A CN101713853B (en) | 2008-10-07 | 2008-10-07 | Zoomer lens capable of preventing light leakage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101696575A CN101713853B (en) | 2008-10-07 | 2008-10-07 | Zoomer lens capable of preventing light leakage |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101713853A CN101713853A (en) | 2010-05-26 |
| CN101713853B true CN101713853B (en) | 2011-09-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008101696575A Expired - Fee Related CN101713853B (en) | 2008-10-07 | 2008-10-07 | Zoomer lens capable of preventing light leakage |
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| Country | Link |
|---|---|
| CN (1) | CN101713853B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI451151B (en) * | 2011-03-11 | 2014-09-01 | Asia Optical Co Inc | Zoom lens module |
| CN103364917B (en) * | 2012-04-11 | 2015-10-21 | 亚洲光学股份有限公司 | The slimming dolly camera of zoom stroke can be strengthened |
| CN107404603B (en) * | 2016-05-19 | 2021-05-04 | 环球兴国际有限公司 | Lens adapter and back locking type lens fixing device thereof |
| CN112468689B (en) * | 2019-09-09 | 2022-04-05 | 群光电子股份有限公司 | Digital imaging device |
| JP7460409B2 (en) | 2020-03-23 | 2024-04-02 | ニデックプレシジョン株式会社 | lens drive device |
| CN115086507B (en) * | 2021-03-10 | 2023-08-22 | 宁波舜宇光电信息有限公司 | Telescopic camera module and electronic equipment |
-
2008
- 2008-10-07 CN CN2008101696575A patent/CN101713853B/en not_active Expired - Fee Related
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|---|---|
| CN101713853A (en) | 2010-05-26 |
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