CN214445830U - Miniature lens test fixture - Google Patents
Miniature lens test fixture Download PDFInfo
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- CN214445830U CN214445830U CN202120589371.3U CN202120589371U CN214445830U CN 214445830 U CN214445830 U CN 214445830U CN 202120589371 U CN202120589371 U CN 202120589371U CN 214445830 U CN214445830 U CN 214445830U
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Abstract
The utility model discloses a miniature camera lens test fixture relates to anchor clamps technical field. The utility model comprises a clamp body, wherein one side of the clamp body is provided with a fixed column, a first fixed block and a second fixed block; the channel has been seted up to the inside of fixed column, and the inside elastic fit of channel has the slip post, and the one end of slip post is provided with the lens. The utility model discloses a setting is outstanding in test fixture's bottom surface to the lens, and when using the MTF tester, convenient and fast's adjustment position obtains the result to improved the accuracy rate of test, and the channel of setting has reduced the condition emergence that the slip post leaned when using, thereby has improved the stability of device.
Description
Technical Field
The utility model belongs to the technical field of anchor clamps, especially, relate to a miniature camera lens test fixture.
Background
With the requirement of higher portability of optical lenses and the continuous innovation and change of the field of digital images, the miniaturization of image carriers such as mobile phones, cameras, notebooks and the like is developed at present, and the lenses used for such products are required to have miniaturization, high brightness and better optical performance.
Patent application publication No. CN209095382U, discloses a three-jaw clamp for a micro lens, comprising: arc-shaped chuck, hexagon socket head cap screw, characterized by: arc type chuck divide into on average three groups and the tip be the triangle-shaped terminal surface, triangle-shaped terminal surface upper portion has the arc curved surface, the arc type chuck is opened and is had the double-threaded hole, three groups arc type chucks pass through hexagon socket head cap screw fixed mounting on three removal slip tables, the triangle-shaped terminal surface of three groups arc type chucks when contacting each other, the arc curved surface on triangle-shaped terminal surface upper portion mutually supports and forms the periphery, can make by the miniature camera lens atress of centre gripping even, stability is good to adjust the installation distance of arc type chuck on removing the slip table through two screw holes and change the miniature camera lens of arc curved surface diameter size with the different axle footpaths of centre gripping.
After the disclosed ZZCS-MP30 lens is designed and manufactured, the actual light path of the lens cannot be guaranteed to be consistent with the theory, so that the value measured by the lens on an MTF tester is inaccurate.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a miniature camera lens test fixture, through setting up outstanding in test fixture's bottom surface of lens, when using the MTF tester, convenient and fast's adjustment position obtains the result to improved the accurate rate of test, and the channel of setting has reduced the condition emergence that the slip post leaned on when using, thereby has improved the stability of device, has solved the problem that exists among the above-mentioned prior art.
In order to achieve the purpose, the utility model is realized by the following technical proposal:
a miniature lens test fixture comprises a fixture body, wherein a fixing column, a first fixing block and a second fixing block are arranged on one side of the fixture body; the channel has been seted up to the inside of fixed column, and the inside elastic fit of channel has the slip post, and the one end of slip post is provided with the lens.
Optionally, the diameter of the first fixed block is larger than the diameter of the second fixed block.
Optionally, the diameter of the first fixed block is larger than the diameter of the second fixed block.
Optionally, the diameter of the fixed column is larger than that of the first fixed block, and the diameter of the fixed column is larger than that of the first fixed block.
Optionally, one side of the sliding column is provided with a limiting part, and the limiting part is in sliding fit in the channel.
Optionally, an opening is formed in the fixing column, the opening is communicated with the channel, and the limiting part is in sliding fit in the opening.
The embodiment of the utility model has the following beneficial effect:
the utility model discloses an embodiment is through setting up outstanding lens in test fixture's bottom surface, when using the MTF tester, convenient and fast's adjustment position obtains the result to improved the accuracy rate of test, and the channel that sets up has reduced the condition emergence that the slip post leaned when using, thereby has improved the stability of device.
Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.
Drawings
The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic perspective view of an embodiment of the present invention;
fig. 2 is a schematic structural view of a clamp body according to an embodiment of the present invention;
fig. 3 is a schematic structural view of a first fixing block and a second fixing block according to an embodiment of the present invention;
fig. 4 is a schematic diagram of a channel structure according to an embodiment of the present invention.
Wherein the figures include the following reference numerals:
the fixture comprises a fixture body 1, a first fixing block 2, a second fixing block 3, a fixing column 4, a channel 5, a sliding column 6, a limiting part 7 and a lens 8.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses.
To maintain the following description of the embodiments of the present invention clear and concise, detailed descriptions of well-known functions and components may be omitted.
Referring to fig. 1-4, in the present embodiment, a micro lens testing fixture is provided, including: the clamp comprises a clamp body 1, wherein a fixing column 4, a first fixing block 2 and a second fixing block 3 are arranged on one side of the clamp body 1; the channel 5 has been seted up to the inside of fixed column 4, and the inside elastic fit of channel 5 has sliding column 6, and sliding column 6's one end is provided with lens 8.
The application of one aspect of the embodiment is as follows: a lens clamp is designed, the relative position of a lens and a test fixture is fixed, the bottom surface of the lens is borne by a new clamp, a through hole with the diameter being 2.4mm larger than the bottom surface of the lens is needed, and the thickness of the bottom surface is not more than 0.8 mm. It should be noted that the electric devices referred to in this application may be powered by a storage battery or an external power source.
In the illustration of fig. 2, a hole with a diameter of 7.94mm is axially matched, a hole with a diameter of 3.2mm is matched with the lens, and the dispensing is fixed;
in fig. 1, the clamp body 1 needs to be offset from the optical axis by 1.27mm, and in order to make the offset direction of the clamp visible from the appearance, the size boss, the relative position of the large boss and the offset direction are designed.
Through setting up lens 8 salient in test fixture's bottom surface, when using the MTF tester, convenient and fast's adjustment position, obtains the result to improved the rate of accuracy of test, and the channel 5 that sets up has reduced the condition emergence that slip post 6 leaned when using, thereby has improved the stability of device.
The diameter of the first fixing block 2 is larger than that of the second fixing block 3 in this embodiment.
The diameter of the first fixing block 2 is larger than that of the second fixing block 3 in this embodiment.
The diameter of the fixed column 4 of this embodiment is greater than the diameter of the first fixed block 2, and the diameter of the fixed column 4 is greater than the diameter of the first fixed block 2 and the second fixed block 3.
One side of the sliding column 6 of the present embodiment is provided with a limiting member 7, and the limiting member 7 is slidably fitted in the slot 5.
The opening has been seted up to the inside of fixed column 4 of this embodiment, and the opening is linked together with channel 5, and locating part 7 sliding fit is in the opening, through the opening that sets up, is convenient for slide locating part 7.
The above embodiments may be combined with each other.
It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are capable of operation in sequences other than those illustrated or described herein.
In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the orientation words such as "front, back, up, down, left, right", "horizontal, vertical, horizontal" and "top, bottom" etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and in the case of not making a contrary explanation, these orientation words do not indicate and imply that the device or element referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be interpreted as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.
Claims (6)
1. A miniature lens test fixture, comprising:
the clamp comprises a clamp body (1), wherein a fixing column (4), a first fixing block (2) and a second fixing block (3) are arranged on one side of the clamp body (1);
the inside of fixed column (4) has seted up channel (5), and the inside elastic fit of channel (5) has sliding column (6), and the one end of sliding column (6) is provided with lens (8).
2. The miniature lens test fixture as set forth in claim 1, wherein the fixing post (4) is located between the first fixing block (2) and the second fixing block (3).
3. A miniature lens test fixture as claimed in claim 1, wherein the diameter of the first holding block (2) is larger than the diameter of the second holding block (3).
4. The miniature lens test fixture of claim 1, wherein the diameter of the fixed post (4) is larger than the diameter of the first fixed block (2), and the diameter of the fixed post (4) is larger than the diameter of the first fixed block (2) and the diameter of the second fixed block (3).
5. The miniature lens test fixture of claim 1, wherein one side of the sliding column (6) is provided with a stopper (7), and the stopper (7) is slidably fitted in the slot (5).
6. The micro lens test fixture according to claim 5, wherein the fixing post (4) has an opening therein, the opening is communicated with the channel (5), and the stopper (7) is slidably fitted in the opening.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202120589371.3U CN214445830U (en) | 2021-03-23 | 2021-03-23 | Miniature lens test fixture |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202120589371.3U CN214445830U (en) | 2021-03-23 | 2021-03-23 | Miniature lens test fixture |
Publications (1)
Publication Number | Publication Date |
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CN214445830U true CN214445830U (en) | 2021-10-22 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202120589371.3U Active CN214445830U (en) | 2021-03-23 | 2021-03-23 | Miniature lens test fixture |
Country Status (1)
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CN (1) | CN214445830U (en) |
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2021
- 2021-03-23 CN CN202120589371.3U patent/CN214445830U/en active Active
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