CN107592445A - Optical filter module and optical filter system - Google Patents
Optical filter module and optical filter system Download PDFInfo
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- CN107592445A CN107592445A CN201711115171.9A CN201711115171A CN107592445A CN 107592445 A CN107592445 A CN 107592445A CN 201711115171 A CN201711115171 A CN 201711115171A CN 107592445 A CN107592445 A CN 107592445A
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- optical filter
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- filter
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Abstract
The invention discloses optical filter module and optical filter system, its structure includes optical axis, camera objective, crystal thin plate, first wave filter, second wave filter, optical filter, infrared absorbing glass, drive processing circuit module, it is imaged monitoring module and test pattern, the left side of the optical axis is provided with test pattern, the right side of the test pattern is provided with camera objective, the right side of the camera objective is provided with crystal thin plate, the innermost insert of the crystal thin plate has optical filter, the right side of the crystal thin plate is provided with the first wave filter and the second wave filter, object lens diaphragm is bonded with the left of first wave filter and the second wave filter, the right side of first wave filter and the second wave filter is provided with optical filter.The optical filter module and optical filter system, by being provided with object lens diaphragm in the left side of the first wave filter and the second wave filter bonding, optical filter can be effectively protected so that transmissivity is higher.
Description
Technical field
The present invention relates to optical filtering technology field, specially optical filter module and optical filter system.
Background technology
Optical filter in general video camera and digital camera etc. for representative electronic camera optical system in, along
Optical axis be configured with order since object side coupling optical system, infrared ray block wave filter, optical low-pass filter,
The image-forming components such as CCD or MOS, metal-oxide semiconductor (MOS).In addition, there is image-forming component mentioned here contrast human eye can see
To wave band optical linewidth wave band the sensory characteristic that is responded of light.Therefore, in addition to luminous ray, also to red
The light of exterior domain and ultraviolet region is responded.Human eye is that the light of the wavelength to 400-620nm or so scopes in the dark enters
Row response, in the structure that bright place is responded to the light of the wavelength of 420-700nm or so scopes.On the other hand, for example, CCD is with height
Sensitivity responds to the light of the wavelength of 400-700nm scopes, and then also to the light less than 400nm wavelength and exceedes
The light of 700nm wavelength is responded.
Existing optical filter module and optical filter system simply may only be blocked and be filtered out infrared ray,
Not more functions, the wave filter on video camera can not effectively prevent ultraviolet, in shooting, can be done by ultraviolet
Disturb, can not insulating water-proof, low intensity.
The content of the invention
It is an object of the invention to provide optical filter module and optical filter system, solves institute in background technology
The problem of proposition.
To achieve the above object, the present invention provides following technical scheme：Optical filter module and optical filter system,
Its structure includes optical axis, camera objective, crystal thin plate, the first wave filter, the second wave filter, optical filter, infrared ray and inhaled
Receive glass, driving processing circuit module, imaging monitoring module and test pattern, the left side of the optical axis and be provided with test pattern, institute
The right side for stating test pattern is provided with camera objective, and the right side of the camera objective is provided with crystal thin plate, the crystal thin plate
Innermost insert have an optical filter, the right side of the crystal thin plate is provided with the first wave filter and the second wave filter, first filtering
Object lens diaphragm is bonded with the left of device and the second wave filter, the right side of first wave filter and the second wave filter is provided with optics
Wave filter, the bosom of the optical filter are provided with infrared absorbing glass, and the right side of the optical filter, which is provided with, drives
Dynamic processing circuit module, the right side of the driving processing circuit module are provided with imaging monitoring module；The object lens diaphragm is by outer
Wear-resisting coating layer, safe enhancement layer, thermal insulation layer, waterproof layer, ultraviolet resistant layer and pressure sensing type adhesive-layer, transparent base protective layer group
Into, the inside of the object lens diaphragm is provided with outer wear-resisting coating layer, and the right side of the outer wear-resisting coating layer is provided with safe enhancement layer,
The right side of the safe enhancement layer is provided with thermal insulation layer, and the right side of the thermal insulation layer is provided with waterproof layer, set on the right side of the waterproof layer
There is ultraviolet resistant layer, the right side of the ultraviolet resistant layer is provided with pressure sensing type adhesive-layer, and the right side of the pressure sensing type adhesive-layer is provided with
Transparent base protective layer.
As a kind of preferred embodiment of the present invention, the thickness of the safe enhancement layer is more than outer wear-resisting coating layer, and
Inside uses polyurethane material, is polymerized by isocyanates and hydroxy compounds, has very high impact resistance, reduces
External injury.
As a kind of preferred embodiment of the present invention, the ultraviolet resistant layer is PET material, by terephthalic acid (TPA) and second
Glycol condensation polymerization is reacted and is made, and the thickness of the ultraviolet resistant layer is 150um, purple that can almost in complete block sunlight
Outside line, it is effectively protected wave filter.
As a kind of preferred embodiment of the present invention, the first anti-reflective film is bonded with the left of the optical filter,
And the second anti-reflective film is bonded with the right side of the optical filter, the transmissivity of optical filter can be improved, avoids light from reflecting.
As a kind of preferred embodiment of the present invention, the thickness one of first anti-reflective film and the second anti-reflective film
Cause, and the thickness of first anti-reflective film and the second anti-reflective film is 1.7mm, further strengthens transmissivity, thickness
Relatively deep, antireflection is stronger.
As a kind of preferred embodiment of the present invention, one layer of smalt, and blue glass are bonded with the right side of the optical filter
The light transmittance of glass is 98 percent, can efficiently filter infrared ray.
As a kind of preferred embodiment of the present invention, first wave filter and the second wave filter are integral type structure,
For upper and lower integrative-structure, the efficiency of wave filter is improved, is easy to object lens diaphragm protecting filter.
Compared with prior art, beneficial effects of the present invention are as follows：
The optical filter module and optical filter system, by being set in the left side of the first wave filter and the second wave filter bonding
Object lens diaphragm is equipped with, optical filter can be effectively protected so that transmissivity is higher, prevents ultraviolet from injecting, and every
Hot waterproof, wear-resisting firm, durable in use, the target frequency of difference frequency will be formed by changing incident beam, reached decrease or eliminated low
The purpose of frequency interference stripes, the light that filtering finishing is come in.
Brief description of the drawings
The detailed description made by reading with reference to the following drawings to non-limiting example, further feature of the invention,
Objects and advantages will become more apparent upon：
Fig. 1 is the overall structure diagram of optical filter module of the present invention and optical filter system；
Fig. 2 is optical filter module of the present invention and the object lens diaphragm material-structure figure of optical filter system.
In figure:Optical axis -1, camera objective -2, crystal thin plate -3, the first wave filter -4, the second wave filter -5, optics filter
Ripple device -6, infrared absorbing glass -7, driving processing circuit module -8, imaging monitoring module -9, test pattern -10, optical filter -
11st, object lens diaphragm -12, the first anti-reflective film -13, the second anti-reflective film -14, outer wear-resisting coating layer -15, safe enhancement layer -
16th, thermal insulation layer -17, waterproof layer -18, ultraviolet resistant layer -19, pressure sensing type adhesive-layer -20, transparent base protective layer -21.
Embodiment
To be easy to understand the technical means, the inventive features, the objects and the advantages of the present invention, with reference to
Embodiment, the present invention is expanded on further.
Fig. 1-2 is referred to, the present invention provides a kind of technical scheme：Optical filter module and optical filter system, its
Structure includes optical axis 1, camera objective 2, crystal thin plate 3, the first wave filter 4, the second wave filter 5, optical filter 6, infrared
Line absorption glass 7, driving processing circuit module 8, imaging monitoring module 9 and test pattern 10, the left side of the optical axis 1, which is provided with, to be surveyed
Attempt case 10, the right side of the test pattern 10 is provided with camera objective 2, and the right side of the camera objective 2 is thin provided with crystal
Plate 3, the innermost insert of the crystal thin plate 3 have an optical filter 11, and the right side of the crystal thin plate 3 is provided with the first wave filter 4 and the
Two wave filters 5, the left side of the wave filter 5 of the first wave filter 4 and second are bonded with object lens diaphragm 12, first wave filter
4 and second the right side of wave filter 5 be provided with optical filter 6, the bosom of the optical filter 6 is provided with infrared ray absorbing glass
Glass 7, the right side of the optical filter 6 are provided with driving processing circuit module 8, and the right side of the driving processing circuit module 8 is set
There is imaging monitoring module 9；The object lens diaphragm 12 is by outer wear-resisting coating layer 15, safe enhancement layer 16, thermal insulation layer 17, waterproof layer
18th, ultraviolet resistant layer 19 and pressure sensing type adhesive-layer 20, transparent base protective layer 21 are formed, and the inside of the object lens diaphragm 12 is set
There is outer wear-resisting coating layer 15, the right side of the outer wear-resisting coating layer 15 is provided with safe enhancement layer 16, the safe enhancement layer 16
Right side is provided with thermal insulation layer 17, and the right side of the thermal insulation layer 17 is provided with waterproof layer 18, and the right side of the waterproof layer 18 is provided with UV resistance
Line layer 19, the right side of the ultraviolet resistant layer 19 are provided with pressure sensing type adhesive-layer 20, and the right side of the pressure sensing type adhesive-layer 20 is provided with
Transparent base protective layer 21.
Referring to Fig. 2, the thickness of the safe enhancement layer 16 is more than outer wear-resisting coating layer 15, and inside uses polyurethane material
Matter, it is polymerized by isocyanate-monomer and hydroxy compounds, there is very high impact resistance, reduces external injury.
Referring to Fig. 2, the ultraviolet resistant layer 19 is PET material, reacted by terephthalic acid (TPA) and ethylene glycol condensation polymerization
And be made, and the thickness of the ultraviolet resistant layer 19 is 150um, ultraviolet that can almost in complete block sunlight, effective to protect
Wave filter is protected.
Referring to Fig. 1, the left side of the optical filter 6 is bonded with the first anti-reflective film 13, and the optical filter 6
Right side be bonded with the second anti-reflective film 14, the transmissivity of optical filter 6 can be improved, avoid light from reflecting.
Referring to Fig. 1, the consistency of thickness of the anti-reflective film 14 of the first anti-reflective film 13 and second, and first anti-reflective
The thickness for penetrating the anti-reflective film 14 of film 13 and second is 1.7mm, further strengthens transmissivity, and thickness is deeper, antireflection compared with
By force.
Referring to Fig. 1, the right side of the optical filter 11 is bonded with one layer of smalt, and the light transmittance of smalt is percent
98, it can efficiently filter infrared ray.
Referring to Fig. 1, the wave filter 5 of the first wave filter 4 and second is integral type structure, it is upper and lower integrative-structure, carries
The efficiency of high filter, it is easy to object lens diaphragm protecting filter.
Optical filter module and optical filter system of the present invention, the antiultraviolet inside object lens diaphragm 12
Layer 19 employs PET material, prepared by reaction by terephthalic acid (TPA) and ethylene glycol condensation polymerization.PET protection film material is
Bright colourless, surface have passed through cure process, and general PET protection film material is according to the difference in the place of production, and the hardening value on surface is in 3H-
Between 4H, Surface hardened layer is better, and its wearability is stronger.Light transmittance is also the main character of PET protection film material, general light transmittance
More than 90%, light transmittance is higher not only to make us have a good good visual effect when using the instrument of correlation, and to eye
Eyeball has a kind of good protective effect.
Optical axis 1, camera objective 2, crystal thin plate 3, the first wave filter 4, the second wave filter 5, the optically filtering of the present invention
Device 6, infrared absorbing glass 7, driving processing circuit module 8, imaging monitoring module 9, test pattern 10, optical filter 11, object lens
Diaphragm 12, the first anti-reflective film 13, the second anti-reflective film 14, outer wear-resisting coating layer 15, safe enhancement layer 16, thermal insulation layer 17,
Waterproof layer 18, ultraviolet resistant layer 19, pressure sensing type adhesive-layer 20, transparent base protective layer 21, part are universal standard part or sheet
The part that art personnel know, its structure and principle all can be learnt or by normal for this technology personnel by technical manual
Rule experimental method knows the present invention solves the problems, such as it is that existing optical filter module and optical filter system may only be entered
Row simply blocks and filtered out infrared ray, not more functions, and the wave filter on video camera can not effectively prevent ultraviolet
Line, in shooting, can be disturbed by ultraviolet, can not insulating water-proof, the problems such as low intensity, the present invention passes through the mutual of above-mentioned part
It is combined, by being provided with object lens diaphragm in the left side of the first wave filter and the second wave filter bonding, can be effectively protected
Optical filter so that transmissivity is higher, prevents ultraviolet from injecting, and insulating water-proof, wear-resisting firm, durable in use, changes
Incident beam will form the target frequency of difference frequency, reach the purpose for weakening or eliminating low-frequency disturbance striped, and filtering finishing is come in
Light.
The general principle and principal character and advantages of the present invention of the present invention has been shown and described above, for this area skill
For art personnel, it is clear that the invention is not restricted to the details of above-mentioned one exemplary embodiment, and without departing substantially from the present invention spirit or
In the case of essential characteristic, the present invention can be realized in other specific forms.Which point therefore, no matter from the point of view of, all should incite somebody to action
Embodiment regards exemplary as, and be it is nonrestrictive, the scope of the present invention by appended claims rather than on state
Bright restriction, it is intended that all changes fallen in the implication and scope of the equivalency of claim are included in the present invention
It is interior.Any reference in claim should not be considered as to the involved claim of limitation.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (7)
1. optical filter module and optical filter system, its structure includes optical axis（1）, camera objective（2）, crystal thin plate
（3）, the first wave filter（4）, the second wave filter（5）, optical filter（6）, infrared absorbing glass（7）, driving process circuit
Module（8）, imaging monitoring module（9）And test pattern（10）, it is characterised in that：The optical axis（1）Left side be provided with test chart
Case（10）, the test pattern（10）Right side be provided with camera objective（2）, the camera objective（2）Right side be provided with crystalline substance
Body thin plate（3）, the crystal thin plate（3）Innermost insert have optical filter（11）, the crystal thin plate（3）Right side be provided with first
Wave filter（4）With the second wave filter（5）, first wave filter（4）With the second wave filter（5）Left side be bonded with object lens protection
Film（12）, first wave filter（4）With the second wave filter（5）Right side be provided with optical filter（6）, the optical filter
（6）Bosom be provided with infrared absorbing glass（7）, the optical filter（6）Right side be provided with driving process circuit mould
Block（8）, the driving processing circuit module（8）Right side be provided with imaging monitoring module（9）；
The object lens diaphragm（12）By outer wear-resisting coating layer（15）, safe enhancement layer（16）, thermal insulation layer（17）, waterproof layer
（18）, ultraviolet resistant layer（19）With pressure sensing type adhesive-layer（20）, transparent base protective layer（21）Composition, the object lens diaphragm
（12）Inside be provided with outer wear-resisting coating layer（15）, the outer wear-resisting coating layer（15）Right side be provided with safe enhancement layer（16）,
The safe enhancement layer（16）Right side be provided with thermal insulation layer（17）, the thermal insulation layer（17）Right side be provided with waterproof layer（18）, institute
State waterproof layer（18）Right side be provided with ultraviolet resistant layer（19）, the ultraviolet resistant layer（19）Right side be provided with pressure sensing type adhesive-layer
（20）, the pressure sensing type adhesive-layer（20）Right side be provided with transparent base protective layer（21）.
2. optical filter module according to claim 1 and optical filter system, it is characterised in that：The safety adds
Strong layer（16）Thickness be more than outer wear-resisting coating layer（15）, and inside uses polyurethane material, by isocyanates（Monomer）With hydroxyl
Based compound is polymerized.
3. optical filter module according to claim 1 and optical filter system, it is characterised in that：The UV resistance
Line layer（19）For PET material, reacted by terephthalic acid (TPA) and ethylene glycol condensation polymerization and be made, and the ultraviolet resistant layer（19）
Thickness be 150um.
4. optical filter module according to claim 1 and optical filter system, it is characterised in that：The optics filter
Ripple device（6）Left side be bonded with the first anti-reflective film（13）, and the optical filter（6）Right side be bonded with the second antireflection
Film（14）.
5. optical filter module according to claim 1 and optical filter system, it is characterised in that：Described first is anti-
Reflectance coating（13）With the second anti-reflective film（14）Consistency of thickness, and first anti-reflective film（13）With the second anti-reflective film
（14）Thickness be 1.7mm.
6. optical filter module according to claim 1 and optical filter system, it is characterised in that：The optical filter
（11）Right side be bonded with one layer of smalt, and the light transmittance of smalt is 98 percent.
7. optical filter module according to claim 1 and optical filter system, it is characterised in that：First filter
Ripple device（4）With the second wave filter（5）For integral type structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711115171.9A CN107592445A (en) | 2017-11-13 | 2017-11-13 | Optical filter module and optical filter system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711115171.9A CN107592445A (en) | 2017-11-13 | 2017-11-13 | Optical filter module and optical filter system |
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| Publication Number | Publication Date |
|---|---|
| CN107592445A true CN107592445A (en) | 2018-01-16 |
Family
ID=61046860
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711115171.9A Pending CN107592445A (en) | 2017-11-13 | 2017-11-13 | Optical filter module and optical filter system |
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|---|---|---|---|---|
| US20090128936A1 (en) * | 2007-11-16 | 2009-05-21 | Epson Toyocom Corporation | Optical multilayer filter, method of manufacturing the same, and electronic apparatus |
| CN201535831U (en) * | 2009-07-30 | 2010-07-28 | 浙江水晶光电科技股份有限公司 | Optical low-pass filter |
| CN102749667A (en) * | 2012-07-28 | 2012-10-24 | 杭州科汀光学技术有限公司 | Optical filter for image chip |
| CN103261927A (en) * | 2011-01-31 | 2013-08-21 | 株式会社大真空 | Optical filter module and optical filter system |
| CN104204873A (en) * | 2012-06-04 | 2014-12-10 | 旭硝子株式会社 | Near infrared cut-off filter |
-
2017
- 2017-11-13 CN CN201711115171.9A patent/CN107592445A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090128936A1 (en) * | 2007-11-16 | 2009-05-21 | Epson Toyocom Corporation | Optical multilayer filter, method of manufacturing the same, and electronic apparatus |
| CN201535831U (en) * | 2009-07-30 | 2010-07-28 | 浙江水晶光电科技股份有限公司 | Optical low-pass filter |
| CN103261927A (en) * | 2011-01-31 | 2013-08-21 | 株式会社大真空 | Optical filter module and optical filter system |
| CN104204873A (en) * | 2012-06-04 | 2014-12-10 | 旭硝子株式会社 | Near infrared cut-off filter |
| CN102749667A (en) * | 2012-07-28 | 2012-10-24 | 杭州科汀光学技术有限公司 | Optical filter for image chip |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20180823 Address after: 415000 group 2, Pan Shan village, Zhang Gong temple, Lixian, Changde, Hunan Applicant after: Hunan Jiayeda Electronic Co., Ltd. Address before: 415502 No. 170, Li Bei North District, Xiao Xi men neighborhood committee, Liyang Town, Lixian, Changde, Hunan, China. Ten Applicant before: Dai Chengping |
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180116 |