CN107153266A - A kind of high power concentrator glass lens and its processing method - Google Patents
A kind of high power concentrator glass lens and its processing method Download PDFInfo
- Publication number
- CN107153266A CN107153266A CN201710511122.0A CN201710511122A CN107153266A CN 107153266 A CN107153266 A CN 107153266A CN 201710511122 A CN201710511122 A CN 201710511122A CN 107153266 A CN107153266 A CN 107153266A
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- fresnel
- lens
- glass lens
- plexiglass
- fixed frame
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Classifications
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B19/00—Condensers, e.g. light collectors or similar non-imaging optics
- G02B19/0004—Condensers, e.g. light collectors or similar non-imaging optics characterised by the optical means employed
- G02B19/0009—Condensers, e.g. light collectors or similar non-imaging optics characterised by the optical means employed having refractive surfaces only
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
- G02B1/10—Optical coatings produced by application to, or surface treatment of, optical elements
- G02B1/14—Protective coatings, e.g. hard coatings
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
- G02B1/10—Optical coatings produced by application to, or surface treatment of, optical elements
- G02B1/18—Coatings for keeping optical surfaces clean, e.g. hydrophobic or photo-catalytic films
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B19/00—Condensers, e.g. light collectors or similar non-imaging optics
- G02B19/0033—Condensers, e.g. light collectors or similar non-imaging optics characterised by the use
- G02B19/0038—Condensers, e.g. light collectors or similar non-imaging optics characterised by the use for use with ambient light
- G02B19/0042—Condensers, e.g. light collectors or similar non-imaging optics characterised by the use for use with ambient light for use with direct solar radiation
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B3/00—Simple or compound lenses
- G02B3/02—Simple or compound lenses with non-spherical faces
- G02B3/08—Simple or compound lenses with non-spherical faces with discontinuous faces, e.g. Fresnel lens
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Toxicology (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Optical Couplings Of Light Guides (AREA)
Abstract
The invention discloses a kind of high power concentrator glass lens, the high power concentrator glass lens includes Fresnel plexiglass lens, Fresnel safety glass lens, fixed frame and silica gel sealing pad；The fixed frame is by silica gel sealing cushion cover on the outside of Fresnel plexiglass lens, the fixed frame is by silica gel sealing cushion cover on the outside of Fresnel safety glass lens, the smooth surface of the Fresnel plexiglass lens is towards on the outside of lens arrangement, the Fresnel safety glass lens have Fresnel structure facing to lens arrangement outside, and space is provided between the Fresnel plexiglass lens and the Fresnel safety glass lens；The high power concentrator glass lens also includes air valve, and the air valve is arranged on fixed frame, and inert gas is filled into the space by air valve；The smooth surface of the Fresnel plexiglass lens is provided with the outside of rigid coating, the rigid coating and is additionally provided with nonpolluting coating.The high power concentrator glass lens of the present invention has higher concentration ratio.
Description
Technical field
The present invention relates to a kind of condensing glass lens and its processing method, more particularly to a kind of high power concentrator glass lens
And its processing method.
Background technology
Photovoltaic has very important as a kind of sustainable clean energy resource used, in numerous regenerative resources
Status.But, photovoltaic products in the market are by development for many years, and photoelectric transformation efficiency close to its theoretical value, is needed
Use high power concentrator glass lens to improve light gathering efficiency, and then improve photoelectric transformation efficiency, reach reduction solar cell hair
The effect of electric cost.
Existing high power concentrator glass lens is main by being made with Fresnel structure lens, such as Application No.
CN201020574234.4 patent discloses a kind of Fresnel compound lens of high power concentrator, be by four pieces, nine pieces, n it is flat
Square Fresnel Lenses constitutes the equal Fresnel compound lens of quantity of length and width direction lens.The patent passes through application
The Fresnel Lenses of multiple minor diameters merges application, instead of the Fresnel Lenses of major diameter, reaches that reduction Fresnel Lenses makes
The effect of cost.But the Fresnel Lenses of the patent is individual layer lens, light gathering efficiency is low.
The content of the invention
The invention provides a kind of high power concentrator glass lens and its processing method, at least to solve lens in the prior art
The problem of light gathering efficiency is low.
The invention provides a kind of high power concentrator glass lens, the high power concentrator glass lens includes the organic glass of Fresnel
Glass lens, Fresnel safety glass lens, fixed frame and silica gel sealing pad；The Fresnel plexiglass lens, Fresnel steel
Change glass lens is round lens, and the Fresnel plexiglass lens one side is smooth surface, described simultaneously with Fresnel structure
Fresnel safety glass lens one side is smooth surface, simultaneously with Fresnel structure, the Fresnel plexiglass lens, Fresnel
The Fresnel structure of safety glass lens has 16-20 layers of concentric circles lines, and the fixed frame is annular tubular structure, described solid
Determining frame edge has inside flanged structure, and the fixed frame is by silica gel sealing cushion cover outside Fresnel plexiglass lens
Side, the fixed frame by silica gel sealing cushion cover on the outside of Fresnel safety glass lens, the Fresnel plexiglass lens
Smooth surface towards on the outside of lens arrangement, the Fresnel safety glass lens have Fresnel structure facing to outside lens arrangement
Side, is provided with space between the Fresnel plexiglass lens and the Fresnel safety glass lens；The high power concentrator glass
Glass lens also include air valve, and the air valve is arranged on fixed frame, and the air valve is connected with space, by air valve to the space
Middle filling inert gas；The smooth surface of the Fresnel plexiglass lens is provided with the outside of rigid coating, the rigid coating and also set
There is nonpolluting coating.
Further, the inert gas is helium.
Further, the Fresnel plexiglass lens is PMMA materials.
Further, the nonpolluting coating is the super hydrophilic nano coating of antistatic.
Further, the fixed frame is aluminum alloy material.
Further, the Fresnel plexiglass lens, the Fresnel safety glass lens and fixed frame contact position
Provided with optical cement.
Further, the optical cement is silicon gel.
Further, it is provided with reflecting coating on the inside of the silica gel sealing pad.
Further, the Fresnel plexiglass lens smooth surface is spherical structure.
Another object of the present invention is to provide a kind of processing method of above-mentioned glass lens, realized by following step：
Step one：Poly (methyl methacrylate) plate is taken, hot-forming by hot press, it is smooth surface to form one side, simultaneously with Fresnel
The Fresnel plexiglass lens of structure；
Step 2：Fresnel plexiglass lens is taken, rigid coating is formed in smooth surface using one side spraying method, and
Heat drying 5-20min in 60-90 DEG C of baking oven；
Step 3：Glass plate is taken, tempering and hot pressing are carried out at 600-780 DEG C, it is smooth surface to form one side, simultaneously with phenanthrene
The Fresnel safety glass lens of Nie Er structures, and the smooth surface of Fresnel safety glass lens is thrown by flat polisher
Safety glass lens there is Fresnel structure face further to be cut by light using laser glass cutting machine；
Step 4：Fresnel plexiglass lens and Fresnel safety glass lens are taken, it is saturating according to Fresnel lucite
Mirror smooth surface outwardly, Fresnel safety glass lens light face in arrangement mode by silica gel sealing cushion cover in fixed frame, and
Fixed frame is compressed using stamping machine, makes that fixed frame is closely linked in Fresnel plexiglass lens and Fresnel safety glass is saturating
The outside of mirror, forms high power concentrator lens, and make to have between Fresnel plexiglass lens and Fresnel safety glass lens
Space；
Step 5：Antifouling paint is coated by roll coating model on the outside of Fresnel plexiglass lens smooth surface structure, formed
Nonpolluting coating；
Step 6：The high power concentrator lens obtained by step 5 are taken, air in space is extracted by the air valve on fixed frame, and
Fill inert gas.
The present invention has the advantages that relative to prior art：
1. the present invention is by using the combination of Fresnel plexiglass lens, Fresnel safety glass lens, gather high power
Light glass lens has double-deck spotlight effect, on the basis of original lens light gathering effect, further improve high power concentrator glass
The spotlight effect of lens, reaches higher light gathering efficiency；
2. the present invention effectively prevents the particles such as dust by applying rigid coating in the smooth surface of Fresnel plexiglass lens
Cause smooth surface to be scratched, make Fresnel plexiglass lens that there is higher wearability and service life, it is ensured that Fresnel is organic
Glass lens can have preferable translucency for a long time；
3. the present invention sets nonpolluting coating by the smooth surface in Fresnel plexiglass lens, make smooth surface have it is certain from
Cleaning capacity, prevents dust, greasy dirt etc. to be covered in smooth surface surface, it is ensured that Fresnel plexiglass lens has preferably thoroughly for a long time
Photosensitiveness, and then ensure that high power concentrator glass lens has preferable spotlight effect；
4. the present invention makes phenanthrene by setting space between Fresnel plexiglass lens and Fresnel safety glass lens
Nie Er plexiglass lenses by external object when being impacted, and impulsive force can not be transferred to Fresnel safety glass lens, utilizes
The impact resistance that Fresnel plexiglass lens has in itself protects Fresnel safety glass lens not to be affected by the external environment,
And then ensure that high power concentrator glass lens has longer service life；
5. the present invention reaches the effect of starvation by filling inert gas in space, it is to avoid oxygen is in sunshine
Long-time irradiation under oxidation is produced to Fresnel plexiglass lens and silica gel sealing pad, prevent Fresnel lucite
The aging of lens and silica gel sealing pad, improves the service life of high power concentrator glass lens.
Brief description of the drawings
Fig. 1 is structural representation of high power concentrator of the embodiment of the present invention glass lens in Fresnel plexiglass lens smooth surface side
Figure；
Fig. 2 is high power concentrator glass lens structural representation of the embodiment of the present invention.
Embodiment
In order that those skilled in the art more fully understand the present invention program, below by the skill in the embodiment of the present invention
Art scheme is clearly and completely described, it is clear that described embodiment is only the embodiment of a part of the invention, without
It is whole embodiments.
The embodiment of the invention discloses a kind of high power concentrator glass lens, as shown in Figure 1 and Figure 2, the high power concentrator glass
Lens include Fresnel plexiglass lens 2, Fresnel safety glass lens 3, fixed frame 1 and silica gel sealing pad 7；The luxuriant and rich with fragrance alunite
That plexiglass lens 2, Fresnel safety glass lens 3 are round lens, and the one side of Fresnel plexiglass lens 2 is light
Face, simultaneously with Fresnel structure, the one side of Fresnel safety glass lens 3 is smooth surface, simultaneously with Fresnel structure, institute
State Fresnel plexiglass lens 2, the Fresnel structure of Fresnel safety glass lens 3 has 19 layers of concentric circles lines, described
Fixed frame 1 is annular tubular structure, and the edge of fixed frame 1 has inside flanged structure, and the fixed frame 1 is close by silica gel
Packing 7 is enclosed on the outside of Fresnel plexiglass lens 2, and the fixed frame 1 is enclosed on Fresnel safety glass by silica gel sealing pad 7
The outside of lens 3, the smooth surface of the Fresnel plexiglass lens 2 is towards lens arrangement outside, and the Fresnel safety glass is saturating
Mirror 3 has Fresnel structure facing to lens arrangement outside, the Fresnel plexiglass lens 2 and the Fresnel tempering glass
Space 4 is provided between glass lens 3；The high power concentrator glass lens also includes air valve 8, and the air valve 8 is arranged on fixed frame 1
On, the air valve 8 is connected with space 4, and inert gas is filled into the space 4 by air valve 8；The Fresnel lucite
The smooth surface of lens 2 is provided with rigid coating 5, and the rigid outside of coating 5 is additionally provided with nonpolluting coating 6.
Wherein, as shown in Fig. 2 the smooth surface of Fresnel plexiglass lens 2 is contacted with the flanged structure of the side of fixed frame 1,
Towards the outside of fixed frame 1.Fresnel safety glass lens 3 have Fresnel structure face and the flanged structure of the opposite side of fixed frame 1
Contact, towards the outside of fixed frame 1.Silica gel sealing pad 7 is flexible, and fixed frame 1 is closely linked in Fresnel plexiglass lens
2nd, the outside of Fresnel safety glass lens 3, makes Fresnel plexiglass lens 2, Fresnel safety glass lens 3 to silica gel sealing
Pad 7 is extruded, and forms sealed space 4.
The embodiment of the present invention uses Fresnel plexiglass lens 2, Fresnel safety glass lens 3, makes high power concentrator glass
Glass lens have double-deck spotlight effect, improve the spotlight effect of high power concentrator glass lens, reach higher light gathering efficiency.This
Outside, the embodiment of the present invention effectively prevents dirt in the rigid coating 5 of smooth surface coating and nonpolluting coating 6 of Fresnel plexiglass lens 2
The particles such as soil cause smooth surface to be scratched, and Fresnel plexiglass lens is had higher wearability and service life, and make light
Face has certain automatical cleaning ability, prevents dust, greasy dirt etc. to be covered in smooth surface surface, it is ensured that Fresnel plexiglass lens is long
Phase has preferable translucency, it is ensured that high power concentrator glass lens has preferable spotlight effect.The embodiment of the present invention also passes through
Space 4 is set between Fresnel plexiglass lens 2 and Fresnel safety glass lens 3, makes Fresnel plexiglass lens 2
When by foreign impacts, impulsive force can not be transferred to Fresnel safety glass lens 3, improve high power concentrator glass lens in itself
Impact resistance, it is ensured that high power concentrator glass lens have longer service life,
The embodiment of the present invention in space 4 also by filling inert gas with starvation, it is to avoid oxygen has with Fresnel
Machine glass lens 2 and silica gel sealing pad 7 are contacted, and prevent Fresnel plexiglass lens 2 and silica gel sealing pad 7 in the length of sunshine
By dioxygen oxidation under time irradiation, it is to avoid the aging of Fresnel plexiglass lens and silica gel sealing pad, and then it is poly- to improve high power
The service life of light glass lens.
Optionally, the inert gas is helium.
Optionally, the Fresnel plexiglass lens 2 is PMMA materials.
Wherein, the embodiment of the present invention makes Fresnel lucite by being used as Fresnel plexiglass lens 2 using PMMA
Lens 2 have preferable translucency, and improve the shock resistance of Fresnel plexiglass lens 2 and anti-wear performance.
Optionally, the nonpolluting coating 6 is the super hydrophilic nano coating of antistatic.
Wherein, the embodiment of the present invention is used as nonpolluting coating 6 by using the super hydrophilic nano coating of antistatic, it is to avoid electrostatic is inhaled
It is attached dust is covered in the surface of Fresnel plexiglass lens 2, further improve the automatical cleaning ability of high power concentrator glass lens.
Optionally, the fixed frame 1 is aluminum alloy material.
Wherein, there is preferable heat sinking function using aluminium alloy, improves the heat-sinking capability of high power concentrator glass lens, prevent
Air in space 4 gathers too high heat.
Optionally, the Fresnel plexiglass lens 2, the Fresnel safety glass lens 3 and the contact position of fixed frame 1
Provided with optical cement.
Wherein, optical cement of the embodiment of the present invention is coated in Fresnel plexiglass lens 2 and Fresnel safety glass lens 3
Edge is be bonded with fixed frame 1 and silica gel sealing pad 7.
Particularly, the optical cement is silicon gel.
Wherein, the embodiment of the present invention utilizes the heat resistance of silicon gel, improves high power concentrator glass lens resistance in itself
Hot property, it is to avoid cause optical cement to melt because temperature is too high, high power concentrator glass lens structure disperses.
Optionally, the inner side of silica gel sealing pad 7 is provided with reflecting coating.
Wherein, the inner side of silica gel sealing pad 7 is towards the structure of space 4, and reflecting coating makes part disperse light reflection by reflective
Lens arrangement is returned to, light loss is reduced, further improves the spotlight effect of high power concentrator glass lens.
Optionally, the smooth surface of Fresnel plexiglass lens 2 is spherical structure.
Wherein, the surface area of Fresnel plexiglass lens 2 is improved using sphere, and then increases glazed area, improve luxuriant and rich with fragrance alunite
That luminous flux of plexiglass lens 2, improves the spotlight effect of high power concentrator glass lens.
The another aspect of the embodiment of the present invention provides a kind of processing method of above-mentioned glass lens, real by following step
It is existing：
Step one：PMMA plates are taken, hot-forming at 120-150 DEG C by hot press, it is smooth surface to form one side, is simultaneously had
The Fresnel plexiglass lens 2 of Fresnel structure；
Step 2：Fresnel plexiglass lens 2 is taken, rigid coating 5 is formed in smooth surface using one side spraying method, and
Heat drying 15min in 90 DEG C of baking oven；
Step 3：Glass plate is taken, tempering and hot pressing are carried out at 680-750 DEG C, it is smooth surface to form one side, simultaneously with phenanthrene
The Fresnel safety glass lens 3 of Nie Er structures, and the smooth surface of Fresnel safety glass lens 3 is carried out by flat polisher
Safety glass lens 3 there is Fresnel structure face further to be cut by polishing using laser glass cutting machine；
Step 4：Fresnel plexiglass lens 2 and Fresnel safety glass lens 3 are taken, according to Fresnel lucite
The smooth surface of lens 2 outwardly, the arrangement mode of the smooth surface of Fresnel safety glass lens 3 inwardly fixed frame 1 is enclosed on by silica gel sealing pad 7
It is interior, and fixed frame 1 is compressed using stamping machine, fixed frame 1 is closely linked in Fresnel plexiglass lens 2 and Fresnel steel
Change the outside of glass lens 3, form high power concentrator lens, and make Fresnel plexiglass lens 2 and Fresnel safety glass saturating
There is space 4 between mirror 3；
Step 5：It is super hydrophilic by roll coating model coating antistatic on the outside of the smooth surface structure of Fresnel plexiglass lens 2
Nano coating, forms nonpolluting coating 6；
Step 6：The high power concentrator lens obtained by step 5 are taken, air in space is extracted by the air valve 8 on fixed frame 1,
And fill inert gas.
Finally it should be noted that the above embodiments are merely illustrative of the technical scheme of the present invention and are not intended to be limiting thereof, to the greatest extent
The present invention is described in detail with reference to above-described embodiment for pipe, it should be understood by a person of ordinary skill in the art that technology
Personnel read and still the embodiment of the present invention can be modified or equivalent substitution after present specification, but this
A little modifications are changed within all without departing from the present patent application accompanying claims protection domain.
Claims (10)
1. a kind of high power concentrator glass lens, it is characterised in that the high power concentrator glass lens includes Fresnel lucite
Lens, Fresnel safety glass lens, fixed frame and silica gel sealing pad；The Fresnel plexiglass lens, Fresnel tempering
Glass lens is round lens, and the Fresnel plexiglass lens one side is smooth surface, simultaneously with Fresnel structure, the phenanthrene
Nie Er safety glass lens one side is smooth surface, simultaneously with Fresnel structure, the Fresnel plexiglass lens, Fresnel steel
Changing the Fresnel structure of glass lens has 16-20 layers of concentric circles lines, and the fixed frame is annular tubular structure, the fixation
Frame edge has an inside flanged structure, the fixed frame by silica gel sealing cushion cover on the outside of Fresnel plexiglass lens,
The fixed frame by silica gel sealing cushion cover on the outside of Fresnel safety glass lens, the light of the Fresnel plexiglass lens
On the outside of facing to lens arrangement, the Fresnel safety glass lens have Fresnel structure facing to lens arrangement outside, institute
State and space is provided between Fresnel plexiglass lens and the Fresnel safety glass lens；The high power concentrator glass lens
Also include air valve, the air valve is arranged on fixed frame, and the air valve is connected with space, is filled by air valve into the space
Inert gas；The smooth surface of the Fresnel plexiglass lens is provided with rigid coating, and the rigid coating outside is additionally provided with antifouling
Coating.
2. glass lens according to claim 1, it is characterised in that the inert gas is helium.
3. glass lens according to claim 1, it is characterised in that the Fresnel plexiglass lens is PMMA materials
Matter.
4. glass lens according to claim 1, it is characterised in that the nonpolluting coating is that the super hydrophilic nanometer of antistatic is applied
Layer.
5. glass lens according to claim 1, it is characterised in that the fixed frame is aluminum alloy material.
6. glass lens according to claim 1, it is characterised in that the Fresnel plexiglass lens, the luxuriant and rich with fragrance alunite
You are provided with optical cement by safety glass lens with fixed frame contact position.
7. glass lens according to claim 6, it is characterised in that the optical cement is silicon gel.
8. glass lens according to claim 1, it is characterised in that reflecting coating is provided with the inside of the silica gel sealing pad.
9. glass lens according to claim 1, it is characterised in that the Fresnel plexiglass lens smooth surface is sphere
Structure.
10. a kind of processing method based on glass lens described in claim 1, it is characterised in that this method comprises the following steps：
Step one：Poly (methyl methacrylate) plate is taken, hot-forming by hot press, it is smooth surface to form one side, simultaneously with Fresnel structure
Fresnel plexiglass lens；
Step 2：Fresnel plexiglass lens is taken, rigid coating is formed in smooth surface using one side spraying method, and in 60-90
DEG C baking oven in heat drying 5-20min；
Step 3：Glass plate is taken, tempering and hot pressing are carried out at 600-780 DEG C, it is smooth surface to form one side, simultaneously with Fresnel
The Fresnel safety glass lens of structure, and the smooth surface of Fresnel safety glass lens is polished by flat polisher,
There is Fresnel structure face further to be cut safety glass lens using laser glass cutting machine；
Step 4：Fresnel plexiglass lens and Fresnel safety glass lens are taken, according to Fresnel plexiglass lens light
Face outwardly, Fresnel safety glass lens light faces interior arrangement mode by silica gel sealing cushion cover in fixed frame, and utilized
Stamping machine compresses to fixed frame, fixed frame is closely linked in Fresnel plexiglass lens and Fresnel safety glass lens
Outside, forms high power concentrator lens, and makes have space between Fresnel plexiglass lens and Fresnel safety glass lens；
Step 5：Antifouling paint is coated by roll coating model on the outside of Fresnel plexiglass lens smooth surface structure, formed antifouling
Coating；
Step 6：The high power concentrator lens obtained by step 5 are taken, air in space are extracted by the air valve on fixed frame, and fill
Inert gas.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710511122.0A CN107153266A (en) | 2017-06-29 | 2017-06-29 | A kind of high power concentrator glass lens and its processing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710511122.0A CN107153266A (en) | 2017-06-29 | 2017-06-29 | A kind of high power concentrator glass lens and its processing method |
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| CN107153266A true CN107153266A (en) | 2017-09-12 |
Family
ID=59795790
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710511122.0A Pending CN107153266A (en) | 2017-06-29 | 2017-06-29 | A kind of high power concentrator glass lens and its processing method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023130680A1 (en) * | 2022-01-04 | 2023-07-13 | 歌尔光学科技有限公司 | Condenser lens set, lighting system and projection device |
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|---|---|---|---|---|
| US3982822A (en) * | 1975-03-03 | 1976-09-28 | Minnesota Mining And Manufacturing Company | Composite Fresnel lens assembly |
| CN102298205A (en) * | 2011-08-30 | 2011-12-28 | 深圳市升阳绿能科技有限公司 | Fresnel lens concentrating assembly and preparation method thereof |
| CN103036479A (en) * | 2012-12-10 | 2013-04-10 | 中国京冶工程技术有限公司 | Concentrating photovoltaic system with position of optical axis fixed |
| CN103235402A (en) * | 2013-04-19 | 2013-08-07 | 日芯光伏科技有限公司 | Larger-diameter non-imaging Fresnel reflection collecting lens and manufacturing method thereof |
| CN103592701A (en) * | 2012-08-15 | 2014-02-19 | 中国科学院理化技术研究所 | Anti-reflective coating of Fresnel lens surface and preparation method thereof |
| CN105607165A (en) * | 2016-03-08 | 2016-05-25 | 东莞华南设计创新院 | Segmental type isocandela-based double-layer condensing lens and design method therefor |
-
2017
- 2017-06-29 CN CN201710511122.0A patent/CN107153266A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3982822A (en) * | 1975-03-03 | 1976-09-28 | Minnesota Mining And Manufacturing Company | Composite Fresnel lens assembly |
| CN102298205A (en) * | 2011-08-30 | 2011-12-28 | 深圳市升阳绿能科技有限公司 | Fresnel lens concentrating assembly and preparation method thereof |
| CN103592701A (en) * | 2012-08-15 | 2014-02-19 | 中国科学院理化技术研究所 | Anti-reflective coating of Fresnel lens surface and preparation method thereof |
| CN103036479A (en) * | 2012-12-10 | 2013-04-10 | 中国京冶工程技术有限公司 | Concentrating photovoltaic system with position of optical axis fixed |
| CN103235402A (en) * | 2013-04-19 | 2013-08-07 | 日芯光伏科技有限公司 | Larger-diameter non-imaging Fresnel reflection collecting lens and manufacturing method thereof |
| CN105607165A (en) * | 2016-03-08 | 2016-05-25 | 东莞华南设计创新院 | Segmental type isocandela-based double-layer condensing lens and design method therefor |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023130680A1 (en) * | 2022-01-04 | 2023-07-13 | 歌尔光学科技有限公司 | Condenser lens set, lighting system and projection device |
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