CN2906579Y - Lens tester and lifting structure thereof - Google Patents
Lens tester and lifting structure thereof Download PDFInfo
- Publication number
- CN2906579Y CN2906579Y CN 200620115372 CN200620115372U CN2906579Y CN 2906579 Y CN2906579 Y CN 2906579Y CN 200620115372 CN200620115372 CN 200620115372 CN 200620115372 U CN200620115372 U CN 200620115372U CN 2906579 Y CN2906579 Y CN 2906579Y
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- China
- Prior art keywords
- mounting table
- rotation
- check target
- guide channel
- lens
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Abstract
The utility model relates to a lens checker and a lifting construction, and a lens can be checked by a checking object when the lifting construction moves. The lifting construction is composed of a table for the checked object, a guide slot for movement of positioning pole, a rotating lifting body and a base, wherein the rotating lifting body is movably connected with the base. The checker is characterized in that: when the rotating lifting body is rotated, the rotating lifting body can be moved against the base, and the table can be moved up and down since the positioning pole can only move within the guide slot, which enables the checking object to check lenses.
Description
Technical field
The utility model relates to a kind of lifting structure, in particular to a kind of lens detecting device and lifting structure thereof.
Background technology
The quality of camera lens (lens) often depends on that it is to the defocused sharpness that presents image.Therefore, the function of testing lens, especially testing lens is an important problem to the defocused sharpness that presents image.
Please refer to Figure 1A and Figure 1B, traditional verifying attachment 1 includes a rotation and lifting platform 11 and a base 10.Between rotation and lifting platform 11 and the base 10 is to combine with screw rod 111, and just screw rod 111 is to be fixed on rotation and lifting platform 11.Can make itself and base 10 produce relative displacement by rotating rotation and lifting platform 11, just can make rotation and lifting platform 11 rise or descend.
With a check target C, for example check list or test mark version are placed and are fixed on the rotation and lifting platform 11.Lens system 20 is the appropriate positions, top that are positioned at this check target C, and lens system 20 comprises the camera lens 21 and Charged Coupled Device (charge-coupled device that is electrical connected each other; CCD) 22.When rotation and lifting platform 11 moves up and down this check target C, can whether have good focus function in order to judge camera lens 21, with and formed image whether clear.
Furthermore, when the tester desires camera lens 21 in the inspectoscope head system 20, can rotate rotation and lifting platform 11, check target C is moved up and down, this moment, camera lens 21 can be focused at the pattern C1 of check target C, and by the CCD22 imaging.
Yet, please refer to Figure 1B, because check target C is fixed on rotation and lifting platform 11, therefore, when rotation and lifting platform 11 rotates (for example along the clockwise direction rotation), originally can to forward to be the position of pattern C2 to the pattern C1 of desire focusing originally, though this moment, but rotation and lifting platform 11 vertical moving were focused camera lens 21, and so the result of its detection is possibly because the rotation (just rotate the position of pattern C1) of check target C and error to some extent.
The utility model content
In view of the existing problem of prior art, the utility model is that a kind of lens detecting device and lifting structure thereof are provided, and comes detector lens according to lens detecting device of the present utility model, can significantly reduce the possibility that detects error.
A purpose of the present utility model provides a kind of lens detecting device in order to the check camera lens, and it can reduce the error of lens detection result.
Another purpose of the present utility model provides a kind of lifting structure of the simple in structure and lens detecting device that cost is low.
According to a kind of lens detecting device of the present utility model, it is characterized in that it comprises:
One mounting table, in order to place a check target, wherein this mounting table also comprises a reference column, this reference column extends from this mounting table;
One guide channel that supplies this reference column in this guide channel, to move;
One rotation and lifting body is positioned under this mounting table;
One base links to each other with this rotation and lifting body portablely; And
One lens system, it comprises a camera lens, this camera lens is the appropriate location of position above this check target.
Wherein this mounting table further comprises a geometrical clamp, and this geometrical clamp should check target to be fixed on this mounting table.
Wherein this mounting table further comprises this check target embedding of a confession and is fixed on the interior placement groove of this placement groove.
Wherein this check target is a check list or a test mark version.
The lifting structure of a kind of Shot Detection device of the utility model is characterized in that it comprises:
One mounting table, it comprises a reference column;
One guide channel that supplies this reference column in this guide channel, to move;
One rotation and lifting body is positioned under this mounting table; And
One base links to each other with this rotation and lifting body portablely.
Wherein this rotation and lifting body further comprises a screw rod, and this screw spiral is in this base.
Wherein this mounting table is placed a check target.
Wherein this mounting table comprises that further a geometrical clamp and places groove, and this geometrical clamp should check target to be fixed on this mounting table, and this check target embeds this placement groove and is fixed in this placement groove.
Wherein this mounting table further comprises one for this rotation and lifting body part ground embedding swivelling chute wherein.
Wherein this guide channel is perpendicular to this base, and this guide channel is one-body molded with this base, and this reference column position is in this guide channel.
The lifting structure of lens detecting device of the present utility model and Shot Detection device, it can significantly reduce the possibility of Shot Detection error.Has advantage simple in structure and that cost is low.
Description of drawings
For above-mentioned and other purpose, feature and advantage of the present utility model can be become apparent, cited below particularlyly go out preferred embodiment, and conjunction with figs., be described in detail below, wherein:
Figure 1A and Figure 1B show the schematic perspective view of known lens detecting device.
Fig. 2 is for showing the schematic perspective view of liftable verifying attachment of the present utility model and lens system.
Fig. 3 A and Fig. 3 B are according to liftable verifying attachment of the present utility model, show its explosive decomposition figure.
Fig. 4 is according to liftable verifying attachment of the present utility model, shows its side view.
Embodiment
In order to check camera lens more accurately, for example check the focusing and the analytical capabilities of camera lens, therefore special a kind of lens detecting device and the lifting structure thereof of proposing.Please refer to Fig. 2, be similar to prior art, the embodiment that the utility model proposed is the lifting structure 30 of a Shot Detection device, and it is to be located at lens system 20 below appropriate locations.Another embodiment of the present utility model is a lens detecting device 3, and it comprises lifting structure 30 and lens system 20.Wherein, lens system 20 comprises the camera lens 21 and Charged Coupled Device (charge-coupled device that is electrical connected each other; CCD) 22.Usually the distance between lifting structure 30 and the lens system 20 is the suitableeest focal length of camera lens 21.According to lens detecting device 3 of the present utility model, and can be checked camera lens 21 (following detailed description will be arranged) by check target C (for example check list or test mark version).
Please also refer to Fig. 3 A and Fig. 3 B, lifting structure 30 comprises a mounting table 33, a guide channel 32, a rotation and lifting body 31 and a base 34.Mounting table 33 also comprises a reference column 330, and reference column 330 is to extend from this mounting table 33, and for example the edge from mounting table 33 extends.32 of guide channels are to move in guide channel 32 for this reference column 330.
Mounting table 33 is can be in order to place check target C (check list for example shown in Figure 2 or test mark version), and preferably, mounting table can comprise one and place groove 331, in order to put this check target C.And in preferred embodiment, check target C can be fixed on the mounting table 33, for example by geometrical clamp 332 check target C is fixed on the mounting table 33.
In preferred embodiment, this guide channel 32 is one-body molded with base 34, and this guide channel 32 is perpendicular to this base 34.Therefore when the tester rotates this rotation and lifting body 31 and makes its lifting moving,, can make this mounting table 33 only move (for example, vertical direction) along guide channel 32 set directions by this reference column 330 mobile in this guide channel 32.In other words, lifting structure 30 of the present utility model or lens detecting device 3 can make check target C only move along vertical direction, therefore check the target C can be along with the rotation of rotation and lifting body 31 occurred level directions.
Rotation and lifting body 31 is to be positioned under this mounting table 33, and preferably, this mounting table 33 comprises a swivelling chute 333.Swivelling chute 333 is partly to embed wherein for rotation and lifting body 31, and when this rotation and lifting body 31 rotates, and this mounting table 33 is lifting moving vertically only, and can not rotate at surface level along with this rotation and lifting body 31.Therefore, can solve the rotational problems of check target C, and reduction/solution camera lens 21 shown in Figure 2 detects the possibility of error.
In general, distance between check target C and the lens system 20 is the suitableeest focal length of camera lens 21, in preferred embodiment, the displacement that mounting table 33 rises or descends can be shown that the position of this scale is then can make the tester know and to know easily for good by scale.For example, scale S1 can be located at guide channel 32, makes the tester can see displacement easily.Perhaps, please refer to Fig. 4, also can be shown with scale S2, make the tester can learn the displacement that check target C rises or descends at rotation and lifting body 31 subscripts.
Therefore, when the proofer desires detector lens 21, to check target C to be placed on mounting table 33, can utilize lifting structure 30 of the present utility model vertically to move check target C, grasp pattern and the focusing of check target C by camera lens 21, and by CCD 22 imagings, by wire rod 23 image is sent to a display (not icon) or a modulation transfer function (MTF) measuring system (not icon) again, judge the sharpness of image by artificial or machine, simultaneously can judge whether the focus function of camera lens 21 is good, to reach the purpose of inspecting.
In addition, shown in Fig. 3 A and Fig. 3 B, can understand easily, of the present utility model simple in structure, therefore need not complicated mechanism, can reach and make only lifting moving vertically of check target C, and can not rotate at surface level along with this rotation and lifting body 31.
It should be noted, mentioned vertical, the level of explanation of the present utility model, rising or down the degradation direction only be in order to illustrate according to graphic direction, be not in order to restriction the utility model.
Though the utility model discloses as above with preferred embodiment; right its is not in order to limit the utility model; anyly have the knack of this operator; in not breaking away from spirit and scope of the present utility model; when can doing a little change and retouching, therefore protection domain of the present utility model is when looking accompanying being as the criterion that claim defines.
Claims (10)
1, a kind of lens detecting device is characterized in that it comprises:
One mounting table, in order to place a check target, wherein this mounting table also comprises a reference column, this reference column extends from this mounting table;
One guide channel that supplies this reference column in this guide channel, to move;
One rotation and lifting body is positioned under this mounting table;
One base links to each other with this rotation and lifting body portablely; And
One lens system, it comprises a camera lens, this camera lens is the appropriate location of position above this check target.
2, as claim 1 a described verifying attachment, it is characterized in that wherein this mounting table further comprises a geometrical clamp, this geometrical clamp should check target to be fixed on this mounting table.
As claim 1 a described verifying attachment, it is characterized in that 3, wherein this mounting table further comprises this check target embedding of a confession and is fixed on the interior placement groove of this placement groove.
As claim 1 a described verifying attachment, it is characterized in that 4, wherein this check target is a check list or a test mark version.
5, a kind of lifting structure of Shot Detection device is characterized in that, it comprises:
One mounting table, it comprises a reference column;
One guide channel that supplies this reference column in this guide channel, to move;
One rotation and lifting body is positioned under this mounting table; And
One base links to each other with this rotation and lifting body portablely.
As claim 5 a described lifting structure, it is characterized in that 6, wherein this rotation and lifting body further comprises a screw rod, and this screw spiral is in this base.
As claim 5 a described lifting structure, it is characterized in that 7, wherein this mounting table is placed a check target.
8, as claim 7 a described lifting structure, it is characterized in that, wherein this mounting table comprises that further a geometrical clamp and places groove, and this geometrical clamp should check target to be fixed on this mounting table, and this check target embeds this placement groove and is fixed in this placement groove.
As claim 5 a described lifting structure, it is characterized in that 9, wherein this mounting table further comprises one for this rotation and lifting body part ground embedding swivelling chute wherein.
10, as claim 5 a described lifting structure, it is characterized in that wherein this guide channel is perpendicular to this base, and this guide channel is one-body molded with this base, this reference column position is in this guide channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620115372 CN2906579Y (en) | 2006-05-25 | 2006-05-25 | Lens tester and lifting structure thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620115372 CN2906579Y (en) | 2006-05-25 | 2006-05-25 | Lens tester and lifting structure thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2906579Y true CN2906579Y (en) | 2007-05-30 |
Family
ID=38115220
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620115372 Expired - Fee Related CN2906579Y (en) | 2006-05-25 | 2006-05-25 | Lens tester and lifting structure thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2906579Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104280220A (en) * | 2014-10-23 | 2015-01-14 | 成都福誉科技有限公司 | Optical detecting platform |
| CN105181297A (en) * | 2015-09-23 | 2015-12-23 | 武汉虹识技术有限公司 | Iris recognition optical lens detector |
| CN106768863A (en) * | 2016-12-26 | 2017-05-31 | 苏州龙雨电子设备有限公司 | A kind of reverse image camera lens camera bellows test device and method |
-
2006
- 2006-05-25 CN CN 200620115372 patent/CN2906579Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104280220A (en) * | 2014-10-23 | 2015-01-14 | 成都福誉科技有限公司 | Optical detecting platform |
| CN104280220B (en) * | 2014-10-23 | 2016-10-05 | 成都福誉科技有限公司 | A kind of optical detecting platform |
| CN105181297A (en) * | 2015-09-23 | 2015-12-23 | 武汉虹识技术有限公司 | Iris recognition optical lens detector |
| CN106768863A (en) * | 2016-12-26 | 2017-05-31 | 苏州龙雨电子设备有限公司 | A kind of reverse image camera lens camera bellows test device and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |