CN103838122B - Three-dimensional laser holography touch screen diaphragm and preparation technology thereof - Google Patents
Three-dimensional laser holography touch screen diaphragm and preparation technology thereof Download PDFInfo
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- CN103838122B CN103838122B CN201410074447.3A CN201410074447A CN103838122B CN 103838122 B CN103838122 B CN 103838122B CN 201410074447 A CN201410074447 A CN 201410074447A CN 103838122 B CN103838122 B CN 103838122B
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Abstract
The present invention discloses the preparation technology of a kind of three-dimensional laser holography touch screen diaphragm, and the diaphragm prepared, and this technique comprises the steps: that (1) selects silver holographic film, carries out spectral sensitization；(2) reflection hologram is recorded in interference；(3) color hologram image is obtained by treated for reflection hologram；(4) film forming is made.The three-dimensional laser holography touch screen diaphragm of the present invention combines reflection hologram dexterously with diaphragm; thematic map are presented in touch screen area; but have no effect on the normal use of touch screen; also hologram is can't see, the problem that pattern can not be increased in fundamentally solving touch screen area during use.
Description
Technical field
The present invention relates to a kind of diaphragm and preparation technology thereof, particularly relate to a kind of three-dimensional laser complete
Breath touch screen diaphragm and preparation technology thereof.
Background technology
Diaphragm can be divided into protective film for digital product, protection film for automobile according to purposes, and family expenses are protected
Cuticula, food fresh keeping diaphragm etc..Along with the digital products such as mobile phone popularizing in China, protection
The film a kind of general designation becoming screen protecting film the most slowly, and it is in screen protecting film field
Function is also multifarious, material from the AR material of PP material the earliest to popular,
Centre experienced by development for many years, being accepted by vast mobile phone colony slowly.
Currently a popular colorful, dodge the diaphragms such as brills, super easy note, golden brill, embossment, noctilucence,
Thematic map concentrate on the regions such as the mobile phone back side, and the frame beyond touch screen, and can not go out
Now in touch screen area, have impact on the using effect of mobile phone.
Because the defect that above-mentioned existing touch screen diaphragm exists, the present inventor is based on being engaged in this
Series products manufactures and designs practical experience abundant for many years and professional knowledge, and coordinates the fortune of scientific principle
With, the most in addition research and innovation, to founding a kind of novel three-dimensional laser hologram touch screen diaphragm
And preparation technology so that it is have more practicality.Through constantly research, design, and through anti-
After retrial is made sample and improved, finally create the present invention having practical value.
Summary of the invention
Present invention is primarily targeted at, overcome the defect that existing touch screen diaphragm exists, and
A kind of novel three-dimensional laser hologram touch screen diaphragm and preparation technology thereof are provided, solve touch screen area
The interior problem that can not increase pattern, thus more suitable for practicality, and has the exploitation value in industry
Value.
The object of the invention to solve the technical problems realizes by the following technical solutions.
According to the preparation technology of the three-dimensional laser holography touch screen diaphragm that the present invention proposes, this technique includes
Following steps:
(1) select silver holographic film, carry out spectral sensitization；
(2) reflection hologram is recorded in interference；
(3) color hologram image is obtained by treated for reflection hologram；
(4) being combined by described color hologram image gluing, film is cut into type.
Concrete, the preparation technology of aforesaid three-dimensional laser holography touch screen diaphragm, described silver salt
Holographic film base material is PET film, and resolution ratio is 10000lp/mm.
Concrete, the preparation technology of aforesaid three-dimensional laser holography touch screen diaphragm, carry out spectrum
Silver holographic film infrared spectrum sensitivity peak after sensitizing is 633nm ± 5nm.
Further, the preparation technology of aforesaid three-dimensional laser holography touch screen diaphragm, interferes
Record specifically comprising the following steps that of reflection hologram
Use laser instrument, by laser photo, by the hologram replication on holographic mother to described
On silver holographic film；
Laser becomes divergent beams projection through beam expanding lens, spatial filter after being turned to by speculum
As reference light on holographic mother, the light through described silver holographic film is irradiated to mother matrix
On, then the surface scattering through hologram, irradiate back on described silver holographic film as object light,
Reference light and object light project described silver holographic film from both sides respectively, record through interfering
Reflection hologram.
Concrete, the preparation technology of aforesaid three-dimensional laser holography touch screen diaphragm, described reflection
Hologram is developed, bleaching obtains color hologram image.
Concrete, the preparation technology of aforesaid three-dimensional laser holography touch screen diaphragm, described development
Liquid comprises 2g Mitouer, 90g anhydrous sodium sulfite, 8g hydroquinones, 45g Carbon Dioxide
Sodium, 5g KBr and 1000ml water.
The preparation technology of aforesaid three-dimensional laser holography touch screen diaphragm, described bleaching uses
Br2Cu bleaching liquid.
Concrete, the preparation technology of aforesaid three-dimensional laser holography touch screen diaphragm, described Br2Cu
Bleaching liquid comprise 1g copper bromide, 10g potassium peroxydisulfate, 50g citric acid, 20g KBr and
1000ml water.
The three-dimensional prepared by the preparation technology of aforesaid three-dimensional laser holography touch screen diaphragm swashs
Light holography touch screen diaphragm.
By technique scheme, three-dimensional laser holography touch screen diaphragm of the present invention and preparation work thereof
Skill at least has the advantage that
The three-dimensional laser holography touch screen diaphragm of the present invention is a kind of novel touch screen diaphragm, both
The various functions of protected film, has again the characteristic of laser hologram, be a kind of novelty, time
Still, the touch screen diaphragm that has certain ornamental value.In specific angle, in certain light intensity
Under, touch screen can present well-designed cartoon, landscape, individual character etc. 3 D stereo complete
Breath figure, when normally using, hologram is hiding, does not affect the use of touch screen, three-dimensional sharp
Light holography touch screen diaphragm combines reflection hologram dexterously with diaphragm so that main
Topic figure is presented in touch screen area, but has no effect on the normal use of touch screen, during use also
Can't see hologram, the problem that pattern can not be increased in fundamentally solving touch screen area.
Described above is only the general introduction of technical solution of the present invention, in order to better understand this
Bright technological means, and can be practiced according to the content of specification, below with the present invention relatively
After good embodiment describes in detail such as.
Accompanying drawing explanation
Fig. 1 show diffracting spectrum；
Fig. 2 show the recording beam path schematic diagram of hologram.
Detailed description of the invention
By further illustrating that the present invention is by reaching the technological means that predetermined goal of the invention is taked
And effect, to the three-dimensional laser holography touch screen diaphragm proposed according to the present invention and preparation technology thereof
Its detailed description of the invention, feature and effect thereof, after describing in detail such as.
Embodiment 1
The preparation technology of three-dimensional laser holography touch screen diaphragm disclosed by the invention, including walking as follows
Rapid:
(1) select silver holographic film, carry out spectral sensitization；Sensitizing dye is used to carry out spectrum
Sensitizing so that these recording materials are sensitive to red spectrum, its sensitive peak is at 633nm, and imaging is clear
Clear, diffraction efficiency reaches 65.82%, as shown in Figure 1.
Wherein the main performance index of silver holographic film is as shown in table 1,
The main performance index of table 1 silver holographic film
| Base material | PET film |
| Emulsion layer thickness | 7μm |
| Diffraction efficiency | >40% |
| Resolution ratio | 10000lp/mm |
| Sensitive wavelength | 632.8nm |
| Sensitivity | 10-20uJ/cm2 |
| Signal to noise ratio | 12:1 |
(2) reflection hologram is recorded in interference；
Use He-Ne laser, by laser photo, by the hologram replication on holographic mother
On silver holographic film.Red laser turned to by speculum after through beam expanding lens, space filtering
Device becomes divergent beams and projects as reference light on holographic mother, through silver holographic film
Light irradiates on mother matrix, then the surface scattering through hologram, irradiates back and makees on silver holographic film
Project on silver holographic film for object light, reference light and object light from both sides, record through interfering
Reflection hologram.The recording beam path schematic diagram of hologram is as shown in Figure 2.
(3) color hologram image is obtained by treated for reflection hologram；
Through red laser exposure record produce sightless hologram sub-image, need to again through development,
The processing procedures such as bleaching could produce visible color hologram image.
The process technical process of hologram comprises the steps:
1.D-19 developing liquid developing two minutes；
Rinse 40 seconds with tap water the most again；
Br the most subsequently2Cu bleaching liquid is bleached 4～6 minutes；
Rinse 40 seconds with tap water the most again；
The most then 99.7% soaked in absolute ethyl alcohol 1 minute；
The most subsequently air dries naturally, obtain color hologram image.
Wherein D-19 developer formula is as shown in table 2, and developer solution needs 35～40 DEG C of preparations
Table 2D-19 developer formula
| Composition | Content |
| Mitouer | 2g±0.1g |
| Anhydrous sodium sulfite | 90g±2g |
| Hydroquinones | 8g±0.2g |
| Natrium carbonicum calcinatum | 45g±1g |
| KBr | 5g±0.1g |
| Water | 1000ml±5ml |
Br2Cu bleaching liquid formula as shown in table 3, prepare at normal temperatures by bleaching liquid.
Table 3Br2Cu bleaching liquid is filled a prescription
| Composition | Content |
| Copper bromide | 1g±0.1g |
| Potassium peroxydisulfate | 10g±0.2g |
| Citric acid | 50g±1g |
| KBr | 20g±0.5g |
| Water | 1000ml±5ml |
(4) being combined by color hologram image gluing, film is cut into type.Select silicon molecular glue, silicon
Glue has high viscosity, high absorption, easily gets rid of bubble, can the feature such as flushing repeatedly.
Finally, it is cut into type according to different screen compliant membrane.
Wherein make three-dimensional laser holography touch screen diaphragm different, mainly from shooting reflection hologram
Distinguish and be following 2 points:
1. the angle of visual field is little, through repetition test, proper within 40 degree.
2. holographic brightness can not be the brightest, is the 80% of usual holographic brightness.
The above, be only presently preferred embodiments of the present invention, not makees the present invention any
Pro forma restriction, although the present invention is disclosed above with preferred embodiment, but and be not used to
Limiting the present invention, any those skilled in the art, without departing from technical solution of the present invention
In the range of, when the technology contents of available the disclosure above makes a little change or is modified to equivalent change
The Equivalent embodiments changed, as long as being the content without departing from technical solution of the present invention, according to the present invention
Technical spirit any simple modification, equivalent variations and modification that above example is made, all
Still fall within the range of technical solution of the present invention.
Claims (5)
1. the preparation technology of a three-dimensional laser holography touch screen diaphragm, it is characterised in that this technique comprises the steps:
(1) select silver holographic film, carry out spectral sensitization；
(2) reflection hologram is recorded in interference；
(3) color hologram image is obtained by treated for reflection hologram；
(4) being combined by described color hologram image gluing, film is cut into type；
The development of described reflection hologram developed liquid, bleaching liquid bleaching obtain color hologram image；
Wherein, described developer solution comprises Mitouer 1.9g-2.1g, anhydrous sodium sulfite 88g-92g, hydroquinones 7.8g-8.2g, natrium carbonicum calcinatum 44g-46g, KBr 4.9g-5.1g and water 995ml-1005ml；
Described bleaching liquid comprises copper bromide 0.9g-1.1g, potassium peroxydisulfate 9.8g-10.2g, citric acid 49g-51g, KBr 19.5g-20.5g and water 995ml-1005ml.
The preparation technology of three-dimensional laser holography touch screen diaphragm the most according to claim 1, it is characterised in that described silver holographic film base material is PET film, and resolution ratio is 10000lp/mm.
The preparation technology of three-dimensional laser holography touch screen diaphragm the most according to claim 1, it is characterised in that carrying out the silver holographic film infrared spectrum sensitivity peak after spectral sensitization is 633nm ± 5nm.
The preparation technology of three-dimensional laser holography touch screen diaphragm the most according to claim 1, it is characterised in that interfere and record specifically comprising the following steps that of reflection hologram
Use laser instrument, by laser photo, by the hologram replication on holographic mother to described silver holographic film；Laser is become divergent beams project on holographic mother as reference light through beam expanding lens, spatial filter after being turned to by speculum, light through described silver holographic film is irradiated on mother matrix, again through the surface scattering of hologram, irradiate back on described silver holographic film as object light, reference light and object light project described silver holographic film from both sides respectively, record reflection hologram through interfering.
5. the three-dimensional laser holography touch screen diaphragm prepared according to the preparation technology of claim 1-4 any one three-dimensional laser holography touch screen diaphragm.
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| CN104880934A (en) * | 2015-04-17 | 2015-09-02 | 周扬斌 | Holography method and holography system |
| CN112967590A (en) * | 2021-03-04 | 2021-06-15 | 苏州百聪科技有限公司 | Continuously coiled laser holographic label and preparation method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101900852A (en) * | 2008-12-09 | 2010-12-01 | 索尼株式会社 | Hologram recording film and method of manufacturing same, and image display apparatus |
| CN201707553U (en) * | 2010-08-19 | 2011-01-12 | 上海市激光技术研究所 | Dynamic pixel holographic unit image shooting device based on DMD |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP5029667B2 (en) * | 2008-12-29 | 2012-09-19 | ソニー株式会社 | Image recording medium |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101900852A (en) * | 2008-12-09 | 2010-12-01 | 索尼株式会社 | Hologram recording film and method of manufacturing same, and image display apparatus |
| CN201707553U (en) * | 2010-08-19 | 2011-01-12 | 上海市激光技术研究所 | Dynamic pixel holographic unit image shooting device based on DMD |
Non-Patent Citations (2)
| Title |
|---|
| 基于重铬酸盐明胶的彩色反射全息图的制作方法;刘海霞;《中国海洋大学研究生学位论文》;20070731;第18-35页，附图4.3 * |
| 计算机制与光学联合真彩色反射全息的研究;拜晓慧;《浙江师范大学硕士学位论文》;20131231;第29-30页，附图3.5 * |
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Effective date of registration: 20180628 Address after: 223200 31 Yingbin Avenue, Huaian economic and Technological Development Zone, Jiangsu Patentee after: Jiangsu Galaxy Laser Technology Co., Ltd. Address before: No. 69, Whampoa street, Suzhou high tech Zone, Jiangsu Province Patentee before: SUZHOU GALAXY LASER SCIENCE & TECHNOLOGY CO., LTD. |
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Effective date of registration: 20200515 Address after: 223005 No. 17 East Xiamen Road, Huaian economic and Technological Development Zone, Jiangsu Patentee after: JIANGSU RUIDA PACKING Co.,Ltd. Address before: 223200 31 Yingbin Avenue, Huaian economic and Technological Development Zone, Jiangsu Patentee before: JIANGSU YINHE LASER TECHNOLOGY Co.,Ltd. |
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