CN104297890A - Optical device - Google Patents
Optical device Download PDFInfo
- Publication number
- CN104297890A CN104297890A CN201310296120.6A CN201310296120A CN104297890A CN 104297890 A CN104297890 A CN 104297890A CN 201310296120 A CN201310296120 A CN 201310296120A CN 104297890 A CN104297890 A CN 104297890A
- Authority
- CN
- China
- Prior art keywords
- lens
- optical devices
- lens combination
- image sensing
- sensing component
- 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
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Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
- G02B7/04—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B13/00—Viewfinders; Focusing aids for cameras; Means for focusing for cameras; Autofocus systems for cameras
- G03B13/32—Means for focusing
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Lens Barrels (AREA)
Abstract
The invention relates to an optical device. The optical device comprises a seat body, an image sensing component, a focusing motor and a first lens assembly; the image sensing component is arranged on the seat body; the focusing motor comprises a frame and is arranged on the seat body through the frame; the first lens assembly is provided with at least a first lens, and is connected with the focusing motor; the focusing motor drives the first lens assembly to move close to or away from the image sensing component, so that light which passes through the first lens assembly can be focused and imaged on the image sensing component, and therefore, the image sensing component can capture an image.
Description
Technical field
The present invention has about a kind of optical devices, relate to especially its focusing motor a kind of be arranged at carry image sensing component pedestal on optical devices.
Background technology
Existing camera generally all has zoom function (zooming) and focus function (focusing), zoom function is total focal length that can change pick-up lens, to select a shooting distant place or object nearby, focus function is then finely tune the focal length of pick-up lens, make by the light of pick-up lens can focal imaging on image sensing component, such as Charged Coupled Device (charge-coupled device, CCD), so that image sensing component can capture image clearly.
In the camera with autozoom and focus function, zoom function is generally drive by zoom motor that lens barrel is in rotary moving changes the distance be equipped between lens combination on lens barrel and other lens combination, to change total focal length of pick-up lens; Focus function is then drive a lens combination to move by focusing motor, and focusing is finely tuned by this, makes to image in image sensing component by the light focusing of pick-up lens, so that pick-up image.In existing structure, as shown in Figure 1A, 1B, focusing motor 640 locks on the outer peripheral face of lens barrel 620, or lock and be positioned on the framework outside lens barrel 620 (frame) 641, be attached to by framework (frame) 641 on the pedestal 610 of lift-launch image sensing component, zoom motor 630 is arranged on pedestal 610 again.
The defect of this camera is, focusing motor 640, zoom motor 630 are all arranged on the outside of lens barrel 620, occupy more space, hinder the miniaturization of camera; In addition, lock pedestal 610 in focusing motor 640 by framework 641, because needs connect indirectly through framework 641, assembling tolerance can be accumulated, and add assembling procedure.
Summary of the invention
The technical problem to be solved in the present invention is, for the above-mentioned defect of camera in prior art, provides a kind of optical devices with focusing motor, can make the more exquisite miniaturization of optical devices.
The technical scheme that the present invention adopts for its technical matters of solution provides a kind of optical devices, comprises pedestal, image sensing component, focusing motor, lens barrel and the first lens combination.Image sensing component is arranged at this pedestal, focusing motor connecting frame, and be arranged at this pedestal via this framework, lens barrel is adjacent to this pedestal and arranges, this focusing motor is arranged at inside this lens barrel together with this framework, first lens combination is positioned at this lens barrel, and there are at least one first lens, and be connected to this focusing motor, wherein this focusing motor drives this first lens combination move and close to or away from this image sensing component, make to be imaged on this image sensing component by the light focusing of this first lens combination.
In a preferred embodiment, optical devices more comprise the second lens combination, and this second lens combination is connected to this lens barrel and is positioned at this lens barrel.
In a preferred embodiment, optical devices more comprise the second lens combination, have at least one second lens, and light is sequentially by exposing to this image sensing component after this second lens combination and this first lens combination.
In a preferred embodiment, optical devices more comprise rotating cylinder, be located at the outside of this lens barrel, this rotating cylinder rotates to drive this first lens combination and this second lens combination to move along the madial wall of this lens barrel, and change the distance of this first lens combination and this second lens combination, change total focal length of this first lens combination and this second lens combination by this.
In a preferred embodiment, optical devices more comprise zoom motor, are arranged on this pedestal, and are connected to this rotating cylinder, and this zoom motor drives this rotating cylinder to rotate.
In a preferred embodiment, this pedestal comprises installation portion, and this focusing motor is fixed on this installation portion, and this installation position is in this lens barrel.
In a preferred embodiment, this pedestal more comprises body, and this image sensing component is arranged at this body, and this installation portion vertically protrudes from this body, and with this this body by integral forming.
In a preferred embodiment, this pedestal comprises body and installation portion, and this focusing motor is fixed on this installation portion via this framework, and this image sensing component is arranged at this body, and this installation portion vertically protrudes from this body, and with this this body by integral forming.
In a preferred embodiment, these optical devices are video camera.
In a preferred embodiment, these optical devices are camera.
Implement optical devices of the present invention, there is following beneficial effect: focusing motor is set directly on the pedestal of lift-launch image sensing component, and be positioned at the inside of lens barrel, with be arranged on lens barrel outside structure compared with, one-piece construction occupies less space, can make the more exquisite miniaturization of optical devices of the present invention.In addition, because focusing motor is directly installed on the pedestal carrying image sensing component, is indirectly installed on via web member with focusing motor in existing structure compared with the structure on pedestal, cumulative limit during assembling can be reduced, and simplify the operation of assembling.
Accompanying drawing explanation
In order to above and other objects of the present invention, feature and advantage can be become apparent, cited below particularly go out embodiment coordinate accompanying drawing to elaborate.
Figure 1A is the stereographic map of existing pick-up lens.
Figure 1B is the stereographic map of existing focusing motor.
Fig. 2 is the stereographic map of an embodiment of optical devices of the present invention.
Fig. 3 is the phantom view of an embodiment of optical devices of the present invention.
Fig. 4 is the decomposed figure of an embodiment of optical devices of the present invention.
Fig. 5 is the exploded view of an embodiment of optical devices of the present invention.
Embodiment
Please refer to Fig. 2,3, it is respectively stereographic map and the phantom view of an embodiment of optical devices of the present invention, and illustrated embodiment explains for a camera.Optical devices 100 of the present invention comprise pedestal 10, lens barrel 20, zoom motor 30, focusing motor 40 and microscope base 50.First lens combination (not shown) has at least one first lens (not shown), and be installed on microscope base 50, second lens combination (not shown) has at least one second lens (not shown), and is installed on another microscope base (not shown).Light is sequentially by arriving pedestal 10 after the second lens combination and the first lens combination.
As shown in Figure 2,3, pedestal 10 comprises the body 12 of flat condition, the middle body of body 12 has jut 13 in the form of annular discs, the bearing 14 in U-shaped is provided with on the side left side of drawing of 2 (Fig. 1) of jut 13, installation portion 15 extends side vertically upward from jut 13, and parallel with the axle center L by jut 13, body 12, jut 13, bearing 14 and installation portion 15 can be one-body molded.Zoom motor 30 is installed in bearing 14, focusing motor 40 (together with framework 41) is locked in installation portion 15, image sensing component (non-icon) is arranged on the central authorities of jut 13, axle center L is by above-mentioned image sensing component, above-mentioned image sensing component is exposed to, by image sensing component pick-up image by the light of the second lens combination and the first lens combination.Above-mentioned image sensing component can be Charged Coupled Device (charge-coupled device, CCD).
Lens barrel 20 is arranged near jut 13, and surround installation portion 15, installation portion 15 is made to be positioned at the inner side of lens barrel 20, and the focusing motor 40 being locked in installation portion 15 is also positioned at the inside of lens barrel 20, the axis parallel of the cylindrical shell of lens barrel 20 is in above-mentioned axle center L, several rotating cylinders (not shown) are provided with in the periphery of lens barrel 20, zoom motor 30 is connected to rotating cylinder and drives rotating cylinder to rotate, the rotation of rotating cylinder driven microscope base 50 and other microscope base by the restriction of lens barrel 20 along axle center L move linearly and away from or close to pedestal 10.
Refer to Fig. 2 ~ 5, microscope base 50 is also connected to focusing motor 40, and be positioned at the inside of lens barrel 20, and be adjacent to image sensing component, first lens combination (not shown) has at least one first lens (not shown) and is installed on microscope base 50, focusing motor 40 drives microscope base 50 to move linearly along axle center L, make microscope base 50 away from or close to image sensing component.
Because light is sequentially by exposing to image sensing component after the second lens combination and the first lens combination, driving by zoom motor 30 makes lens barrel 20 move along axle center L, the distance between the second lens combination and the first lens combination can be changed, and then change total focal length of the first lens combination and the second lens combination, reach the object of zoom, so that user selects a shooting distant place or object nearby.Microscope base 50 is driven to move along axle center L by focusing motor 40, the distance between microscope base 50 and image sensing component can be finely tuned, namely the distance between the first lens combination and image sensing component is finely tuned, make to be able to focal imaging on image sensing component by the light of the first lens combination, reach the object of focusing, so that image sensing component acquisition is for the image of shooting.
The combination of microscope base 50 and focusing motor 40 as shown in Figure 3,4, microscope base 50 is formed axis hole 52 and orbit hole 54, correspond respectively to rotating shaft 42 and the track 44 of focusing motor 40, the rotating shaft 42 of focusing motor 40 is by axis hole 52, track 44 is then parallel to axle center L by orbit hole 54, rotating shaft 42 has screw thread to engage with axis hole 52, and microscope base 50 can move along track 44 along with the rotation of rotating shaft 42.In addition, focusing motor 40 is except being attached to installation portion 15, and it has extension 46 and can extend through the mounting hole 16 of jut 13 and be fixed in pedestal 10.
Although above-described embodiment explains for camera, optical devices of the present invention are not limited to camera, as long as focusing motor is arranged on the pedestal of lift-launch image sensing component, all belong to scope of the present invention.
Because focusing motor 40 of the present invention is set directly on the pedestal 10 carrying image sensing component, need not connecting elements be utilized in addition to install, the quantity of the component of assembling can be saved, and focusing motor 40 is arranged at the inside of lens barrel 20, with be arranged on lens barrel 20 outside structure compared with, one-piece construction occupies less space, can make the more exquisite miniaturization of optical devices 100 of the present invention.In addition, because focusing motor 40 is directly installed on the pedestal 10 carrying image sensing component, is indirectly installed on via web member with focusing motor in existing structure compared with the structure on pedestal, cumulative limit during assembling can be reduced, and simplify the operation of assembling, guarantee optical property.
Though the present invention discloses as above with embodiment; but it is not used to limit scope of the present invention, those skilled in the art person, not departing from scope of the present invention; when doing a little change and retouching, therefore protection scope of the present invention is when being as the criterion depending on the claim person of defining.
Claims (10)
1. optical devices, is characterized in that, comprising:
Pedestal;
Image sensing component, is arranged at this pedestal;
Focusing motor, connects a framework, and is arranged at this pedestal via this framework;
Lens barrel, be adjacent to this pedestal and arrange, this focusing motor is arranged at inside this lens barrel together with this framework;
And
First lens combination, be positioned at this lens barrel, there are at least one first lens, and be connected to this focusing motor, wherein this focusing motor drives this first lens combination move and close to or away from this image sensing component, make to be imaged on this image sensing component by the light focusing of this first lens combination.
2. optical devices as claimed in claim 1, it is characterized in that, it more comprises the second lens combination, and this second lens combination is connected to this lens barrel and is positioned at this lens barrel.
3. optical devices as claimed in claim 1, it is characterized in that, it more comprises the second lens combination, has at least one second lens, and light is sequentially by exposing to this image sensing component after this second lens combination and this first lens combination.
4. optical devices as claimed in claim 2, it is characterized in that, it more comprises rotating cylinder, be located at the outside of this lens barrel, this rotating cylinder rotates to drive this first lens combination and this second lens combination to move along the madial wall of this lens barrel, and change the distance of this first lens combination and this second lens combination, change total focal length of this first lens combination and this second lens combination by this.
5. optical devices as claimed in claim 4, it is characterized in that, it more comprises zoom motor, is arranged on this pedestal, and is connected to this rotating cylinder, and this zoom motor drives this rotating cylinder to rotate.
6. optical devices as claimed in claim 2, it is characterized in that, this pedestal comprises installation portion, and this focusing motor is fixed on this installation portion, and this installation position is in this lens barrel.
7. optical devices as claimed in claim 6, it is characterized in that, this pedestal more comprises body, and this image sensing component is arranged at this body, and this installation portion vertically protrudes from this body, and with this this body by integral forming.
8. optical devices as claimed in claim 1, it is characterized in that, this pedestal comprises body and installation portion, this focusing motor is fixed on this installation portion via this framework, this image sensing component is arranged at this body, and this installation portion vertically protrudes from this body, and with this this body by integral forming.
9. optical devices as claimed in claim 1, it is characterized in that, these optical devices are video camera.
10. optical devices as claimed in claim 1, it is characterized in that, these optical devices are camera.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310296120.6A CN104297890A (en) | 2013-07-15 | 2013-07-15 | Optical device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310296120.6A CN104297890A (en) | 2013-07-15 | 2013-07-15 | Optical device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104297890A true CN104297890A (en) | 2015-01-21 |
Family
ID=52317689
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310296120.6A Pending CN104297890A (en) | 2013-07-15 | 2013-07-15 | Optical device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104297890A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104967782A (en) * | 2015-06-30 | 2015-10-07 | 努比亚技术有限公司 | Combination zoom processing method and combination zoom processing terminal |
| CN110806569A (en) * | 2019-10-14 | 2020-02-18 | 北醒（北京）光子科技有限公司 | Laser radar |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1696754A (en) * | 2004-05-14 | 2005-11-16 | 亚洲光学股份有限公司 | Zoom finder drive mechanisms |
| JP2006154079A (en) * | 2004-11-26 | 2006-06-15 | Matsushita Electric Ind Co Ltd | Lens barrel |
| CN102023366A (en) * | 2009-09-18 | 2011-04-20 | 佳能株式会社 | Image pickup apparatus having lens barrel |
-
2013
- 2013-07-15 CN CN201310296120.6A patent/CN104297890A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1696754A (en) * | 2004-05-14 | 2005-11-16 | 亚洲光学股份有限公司 | Zoom finder drive mechanisms |
| JP2006154079A (en) * | 2004-11-26 | 2006-06-15 | Matsushita Electric Ind Co Ltd | Lens barrel |
| CN102023366A (en) * | 2009-09-18 | 2011-04-20 | 佳能株式会社 | Image pickup apparatus having lens barrel |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104967782A (en) * | 2015-06-30 | 2015-10-07 | 努比亚技术有限公司 | Combination zoom processing method and combination zoom processing terminal |
| CN110806569A (en) * | 2019-10-14 | 2020-02-18 | 北醒（北京）光子科技有限公司 | Laser radar |
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| C06 | Publication | ||
| PB01 | Publication | ||
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150121 |