CN106404356A - Method for obtaining Fresnel lens lines - Google Patents
Method for obtaining Fresnel lens lines Download PDFInfo
- Publication number
- CN106404356A CN106404356A CN201610965316.3A CN201610965316A CN106404356A CN 106404356 A CN106404356 A CN 106404356A CN 201610965316 A CN201610965316 A CN 201610965316A CN 106404356 A CN106404356 A CN 106404356A
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- China
- Prior art keywords
- lines
- section
- fresnel lenses
- amplification
- pattern
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
- G01M11/02—Testing optical properties
- G01M11/0242—Testing optical properties by measuring geometrical properties or aberrations
- G01M11/025—Testing optical properties by measuring geometrical properties or aberrations by determining the shape of the object to be tested
Abstract
The embodiment of the invention provides a method for obtaining Fresnel lens lines. The method comprises a step of filling moulded materials at the lines of a Fresnel lens, and obtaining a moulded body with lines, a step of sectioning the moulded body along the line center of the moulded body, and obtaining the section lines of the Fresnel lens, a step of amplifying the section lines and obtaining the amplified line patterns of the section lines, and a step of rotating the line patterns of the section lines and obtaining the Fresnel lens lines. Through the above method, the Fresnel lens lines can be accurately obtained, the method is simple and efficient, and the cost is low. After the Fresnel lens lines are obtained, the optical simulation check can be carried out so as to evaluate the optical simulation design report of a supplier, the investigation of a problem is facilitated, the efficiency is improved, and the cost is reduced. After the Fresnel lens lines are obtained, an optical test effect can be previewed and validated so as to improve the efficiency and accuracy. At the same time, the supplier can be suggested to modify the design so as to be compatible with reasonable manufacturing tolerances, and the production efficiency is improved.
Description
Technical field
The present invention relates to electronic device field, more particularly, to a kind of acquisition methods of Fresnel Lenses lines.
Background technology
At present, the mobile terminal on market (smart mobile phone, panel computer etc.) is generally fitted provided with photographic head and flash of light
Lamp, the Main Function of flash lamp is to provide light for shooting.In prior art, in order to improve the quality of shooting, typically can dodge
The top setting Fresnel Lenses of light lamp, using the characteristic of Fresnel Lenses optically focused, to lift the lighting effect of flash lamp.Specifically
Ground, Fresnel Lenses lines is arranged towards flash lamp, the light being sent by flash lamp can propagation through Fresnel Lenses lines,
And the exiting surface through Fresnel Lenses outwardly projects；In the process, the effect of Fresnel Lenses lines is mainly by camera lens
Light outside angular range focuses on (i.e. optically focused) in the range of angle lenses, to lift lighting effect.
In prior art, the size of Fresnel Lenses is very little, transparent dress, and the design of its lines is complicated, the minimum of lines
Fillet is probably 0.03mm, is typically developed by supplier designs.But during actual production, supplier typically will not provide
Accurately three-dimensional drawing (provide modified three-dimensional drawing or do not provide three-dimensional drawing), only provides the light of Fresnel Lenses
Learn design of Simulation report (this report is typically all made very beautiful)；Accordingly, as mobile terminal, manufacturer is difficult to Fresnel
The optical property of lens is effectively supervised.Specifically can be presented as：During mobile terminal final assembly test, such as
Fruit optic test goes wrong, and is that the tolerances in design of Fresnel Lenses goes wrong on earth？Or the design of Fresnel Lenses is deposited
In defect？Or the structure existing defects of mobile terminal？Or the manufacturing tolerance existing problems of mobile terminal？If to above-mentioned each
Factor is investigated one by one, not only needs to take a substantial amount of time in addition it is also necessary to substantial amounts of human and material resources, leads to low production efficiency
Under, production cost improves.
Content of the invention
It is an object of the invention to provide a kind of acquisition methods of Fresnel Lenses lines, obtain Fresnel Lenses lines, with
Realize effective supervision of the optical property to Fresnel Lenses.
The present invention provides a kind of acquisition methods of Fresnel Lenses lines, including：
In the lines filling molding material of Fresnel Lenses, obtain the molded body with lines；
Along the lines central cross-section of described molded body, obtain the section lines of Fresnel Lenses；
Amplify described section lines, and obtain the lines pattern of the section lines after amplification；
Rotate the lines pattern of described section lines, obtain Fresnel Lenses lines.
In embodiments of the present invention, by the lines filling molding material in Fresnel Lenses, obtain the molding with lines
Body；And the lines central cross-section along molded body, obtain the section lines of Fresnel Lenses；Further, after being amplified by acquisition
Section lines lines pattern；And rotate this lines pattern, to obtain Fresnel Lenses lines.Can by above-mentioned method
Obtain accurate Fresnel Lenses lines, and simply efficient, with low cost.
After obtaining Fresnel Lenses lines, the optical simulation that just internal can complete Fresnel Lenses is checked, to assess
The accuracy of optical simulation design report of supplier and verity；And when mobile terminal occurs in actual optic test
During problem, it is easy to the investigation to problem, effectively improving production efficiency and reduction production cost.And, obtaining Fresnel
After lens lines, the optic test effect of mobile terminal can also be previewed and be verified, be surveyed with improving optical effectively
The efficiency of examination and accuracy.At the same time it can also advise the optical design of supplier's modification Fresnel Lenses, with compatible mobile terminals
Rational manufacturing tolerance, improving production efficiency.
Brief description
For the technical scheme being illustrated more clearly that in the embodiment of the present invention, will make to required in embodiment description below
Accompanying drawing is briefly described, and drawings in the following description are only some embodiments of the present invention, common for this area
For technical staff, on the premise of not paying creative work, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the schematic flow sheet of the first embodiment of acquisition methods of the embodiment of the present invention；
Fig. 2 is the structural representation of Fresnel Lenses；
Fig. 3 is the sectional view of Fresnel Lenses and molded body；
Fig. 4 is the schematic flow sheet of the second embodiment of acquisition methods of the embodiment of the present invention；
Fig. 5 is the schematic flow sheet of step 23；
Fig. 6 is the schematic flow sheet of step 233.
Specific embodiment
In order that technical problem solved by the invention, technical scheme and beneficial effect become more apparent, below in conjunction with
Drawings and Examples, the present invention will be described in further detail.It should be appreciated that specific embodiment described herein is only used
To explain the present invention, it is not intended to limit the present invention.
Embodiment one：
Reference Fig. 1, Fig. 2 and Fig. 3, a kind of acquisition methods of Fresnel Lenses lines, including：
Step S11, in the lines 2 filling molding material of Fresnel Lenses 1, obtains the molded body 3 with lines.
In this step, molding materials, preferably by filling glue, because filling glue has certain mobility, are capable of
More efficiently filling, makes the lines of molded body more accurate, clear.
Step S12, along the lines central cross-section of described molded body 3, obtains the section lines of Fresnel Lenses.
In this step, because molded body carries lines, by carrying out cutting (due to Fresnel Lenses lines along lines center
Rounded shape, you can be interpreted as that the diameter along lines carries out cutting), you can obtain the section lines of accurate Fresnel Lenses.
Step S13, amplifies described section lines, and obtains the lines pattern of the section lines after amplification.
In this step, the section lines for above-mentioned obtained Fresnel Lenses is amplified, and after obtaining amplification
The lines pattern of section lines.
Step S14, rotates the lines pattern of described section lines, obtains Fresnel Lenses lines.
In this step, the lines pattern for the section lines after the amplification obtained by above-mentioned carries out the rotation of 180 degree,
Can get complete Fresnel Lenses lines.
In embodiments of the present invention, accurate Fresnel Lenses lines 2 can be obtained by above-mentioned method, and simply high
Effect, with low cost.After obtaining Fresnel Lenses lines 2, the optical simulation that just internal can complete Fresnel Lenses 1 is checked,
With the accuracy of the optical simulation design report of assessment supplier and verity；And when mobile terminal is in actual optic test
In when going wrong, be easy to the investigation to problem, effectively improving production efficiency and reduce production cost.And, obtaining
After Fresnel Lenses lines 2, the optic test effect of mobile terminal can also be previewed and be verified, effectively to be lifted
The efficiency of optic test and accuracy.At the same time it can also advise the optical design of supplier's modification Fresnel Lenses 1, with compatibility
The rational manufacturing tolerance of mobile terminal, improving production efficiency.
Embodiment two：
Reference Fig. 4, Fig. 5 and Fig. 6, a kind of acquisition methods of Fresnel Lenses lines, including：
Step S21, in the lines filling molding material of Fresnel Lenses, obtains the molded body with lines.
In this step, molding materials, preferably by filling glue, because filling glue has certain mobility, are capable of
More efficiently filling, makes the lines of molded body more accurate, clear.
Step S22, along the lines central cross-section of described molded body, obtains the section lines of Fresnel Lenses.
This step is specially：Along the lines central cross-section of described molded body, and the section grinding and polishing by cutting gained, obtain
Section lines to Fresnel Lenses.By being ground to the section of cutting gained polishing, make the lines in this section more clear
Clear, shoot photo in order to follow-up pair cross-section lines.
In this step, because molded body carries lines, by carrying out cutting (due to Fresnel Lenses lines along lines center
Rounded shape, you can be interpreted as that the diameter along lines carries out cutting), you can obtain the section lines of accurate Fresnel Lenses.
Step S23, amplifies described section lines, and obtains the lines pattern of the section lines after amplification.
This step is specially：Amplify described section lines, and obtain the line of the section lines after amplifying using graphics software
Bar pattern；The section lines that this step is directed to above-mentioned obtained Fresnel Lenses is amplified, and obtains the section after amplification
The lines pattern of lines.Wherein, graphics software can be CAD (Computer Aided Design) software.Further, originally
Step comprises the steps：
Step S231, amplifies described section lines using microscope.
In this step, only need to be amplified to section lines high-visible.
Step S232, shoots the section lines after described amplification, the photo of the section lines after being amplified.
In this step, shot for the section lines after amplifying through microscope；Because section lines is high-visible, that is,
In the photo shooting gained, lines is also apparent.
Step S233, with reference to the photo of the section lines after described amplification, depicts cutting after amplification using graphics software
The lines pattern of face lines.
Specifically, step S233 comprises the steps：
Step S2331, the photo of the section lines after described amplification is directed into described CAD software.
Step S2332, with reference to the photo of the section lines after described amplification, using described CAD software Trace Sketch, describes
Go out the lines pattern of the section lines after amplifying.
Step S24, rotates the lines pattern of described section lines, obtains Fresnel Lenses lines.
This step is specially：Rotate the lines pattern of described section lines using described graphics software, obtain Fresnel saturating
Mirror lines.
In this step, the lines pattern for the section lines after the amplification obtained by above-mentioned carries out the rotation of 180 degree,
Can get complete Fresnel Lenses lines.Wherein, graphics software can be CAD software, and this step all can be on CAD software
Operation completes.
Step S25, the corresponding Fresnel Lenses lines described in scale smaller amplifying, obtain the Fresnel Lenses stricture of vagina of equal proportion
Road.
In this step, the ratio amplified in microscope according to section lines, accordingly by obtained Fresnel Lenses
Lines is reduced, and to obtain the Fresnel Lenses lines of equal proportion, that is, size is big with the Fresnel Lenses lines of actual product
Little consistent.Wherein, this step all can operate on CAD software and complete.
In embodiments of the present invention, accurate Fresnel Lenses lines can be obtained by above-mentioned method, and simply high
Effect, with low cost.After obtaining Fresnel Lenses lines, the optical simulation that just internal can complete Fresnel Lenses is checked, with
The accuracy of optical simulation design report of assessment supplier and verity；And when mobile terminal is in actual optic test
When going wrong, it is easy to the investigation to problem, effectively improving production efficiency and reduction production cost.And, obtaining phenanthrene
After Nie Er lens lines, the optic test effect of mobile terminal can also be previewed and be verified, effectively to lift light
Learn efficiency and the accuracy of test.At the same time it can also advise the optical design of supplier's modification Fresnel Lenses, with compatible mobile
The rational manufacturing tolerance of terminal, improving production efficiency.
In describing the invention it is to be understood that term " on ", D score, " interior ", the orientation of instruction or the position such as " outward "
The relation of putting is based on orientation shown in the drawings or position relationship, is for only for ease of the description present invention and simplifies description, rather than
Indicate or the hint device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not
It is interpreted as limitation of the present invention.
One or more embodiment providing with reference to particular content is provided, does not assert the concrete reality of the present invention
Apply and be confined to these explanations.All approximate with the method for the present invention, structure etc., identical, or for present inventive concept under the premise of
Make some technology deduction or replace, all should be considered as protection scope of the present invention.
Claims (7)
1. a kind of acquisition methods of Fresnel Lenses lines are it is characterised in that include：
In the lines filling molding material of Fresnel Lenses, obtain the molded body with lines；
Along the lines central cross-section of described molded body, obtain the section lines of Fresnel Lenses；
Amplify described section lines, and obtain the lines pattern of the section lines after amplification；
Rotate the lines pattern of described section lines, obtain Fresnel Lenses lines.
2. the acquisition methods of Fresnel Lenses lines according to claim 1 are it is characterised in that the described section of described rotation
The lines pattern of lines, after obtaining the step of Fresnel Lenses lines, also includes：
The corresponding Fresnel Lenses lines described in scale smaller amplifying, obtains the Fresnel Lenses lines of equal proportion.
3. the acquisition methods of Fresnel Lenses lines according to claim 1 are it is characterised in that the described section of described amplification
Lines, and the step obtaining the lines pattern of the section lines after amplification, specially：
Amplify described section lines, and obtain the lines pattern of the section lines after amplifying using graphics software；
The described lines pattern rotating described section lines, the step obtaining Fresnel Lenses lines, specially：
Rotate the lines pattern of described section lines using described graphics software, obtain Fresnel Lenses lines.
4. the acquisition methods of Fresnel Lenses lines according to claim 3 are it is characterised in that the described section of described amplification
Lines, and the step obtaining the lines pattern of section lines after amplifying using graphics software, including：
Amplify described section lines using microscope；
Shoot the section lines after described amplification, the photo of the section lines after being amplified；
With reference to the photo of the section lines after described amplification, depict the lines figure of the section lines after amplification using graphics software
Sample.
5. the acquisition methods of Fresnel Lenses lines according to claim 4 are it is characterised in that described graphics software is
CAD software, the described photo with reference to the section lines after described amplification, the section lines after amplification is depicted using graphics software
Lines pattern step, including：
The photo of the section lines after described amplification is directed into described CAD software；
With reference to the photo of the section lines after described amplification, using described CAD software Trace Sketch, depict the section after amplification
The lines pattern of lines.
6. Fresnel Lenses lines according to claim 1 acquisition methods it is characterised in that described along described molded body
Lines central cross-section, the step obtaining the section lines of Fresnel Lenses, specially：
Along the lines central cross-section of described molded body, and the section grinding and polishing by cutting gained, obtain cutting of Fresnel Lenses
Face lines.
7. the acquisition methods of the Fresnel Lenses lines according to any one of claim 1 to 6 are it is characterised in that described one-tenth
Type material is filling glue.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610965316.3A CN106404356B (en) | 2016-10-31 | 2016-10-31 | A kind of acquisition methods of Fresnel Lenses lines |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610965316.3A CN106404356B (en) | 2016-10-31 | 2016-10-31 | A kind of acquisition methods of Fresnel Lenses lines |
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| Publication Number | Publication Date |
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| CN106404356A true CN106404356A (en) | 2017-02-15 |
| CN106404356B CN106404356B (en) | 2019-02-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610965316.3A Active CN106404356B (en) | 2016-10-31 | 2016-10-31 | A kind of acquisition methods of Fresnel Lenses lines |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107677457A (en) * | 2017-10-11 | 2018-02-09 | 张恺頔 | A kind of method measured with differentiating Fresnel Lenses |
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| CN104395050A (en) * | 2012-05-02 | 2015-03-04 | 贺利氏特种光源有限责任公司 | Method for producing an optical module having a silicone lens, optical module and use thereof |
| CN105773892A (en) * | 2016-03-29 | 2016-07-20 | 韩金桥 | Optical lens die casting device |
-
2016
- 2016-10-31 CN CN201610965316.3A patent/CN106404356B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3933816B2 (en) * | 1999-06-11 | 2007-06-20 | 株式会社リコー | Test object temperature controller |
| CN101696511A (en) * | 2009-08-28 | 2010-04-21 | 刘延禄 | Manufacturing method of mould cavity |
| CN102231170A (en) * | 2011-03-31 | 2011-11-02 | 西北工业大学 | Parameterized sizing method for turbine blade mould cavity |
| CN104395050A (en) * | 2012-05-02 | 2015-03-04 | 贺利氏特种光源有限责任公司 | Method for producing an optical module having a silicone lens, optical module and use thereof |
| CN105773892A (en) * | 2016-03-29 | 2016-07-20 | 韩金桥 | Optical lens die casting device |
Non-Patent Citations (1)
| Title |
|---|
| 孟丹: "数字图像在CAD中反求三维模型方法的研究", 《装备制造技术》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107677457A (en) * | 2017-10-11 | 2018-02-09 | 张恺頔 | A kind of method measured with differentiating Fresnel Lenses |
| CN107677457B (en) * | 2017-10-11 | 2019-06-07 | 张恺頔 | A method of measurement and identification Fresnel Lenses |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106404356B (en) | 2019-02-15 |
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