CN106646698A - Gluing prism set - Google Patents
Gluing prism set Download PDFInfo
- Publication number
- CN106646698A CN106646698A CN201710057113.9A CN201710057113A CN106646698A CN 106646698 A CN106646698 A CN 106646698A CN 201710057113 A CN201710057113 A CN 201710057113A CN 106646698 A CN106646698 A CN 106646698A
- Authority
- CN
- China
- Prior art keywords
- prism
- group according
- cemented
- prism group
- angle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000004026 adhesive bonding Methods 0.000 title abstract 2
- 239000003292 glue Substances 0.000 claims abstract description 8
- 230000001788 irregular Effects 0.000 claims abstract description 4
- 235000013312 flour Nutrition 0.000 claims description 13
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 8
- 238000010422 painting Methods 0.000 claims description 8
- 239000012790 adhesive layer Substances 0.000 claims description 7
- 238000007598 dipping method Methods 0.000 claims description 5
- 230000003287 optical effect Effects 0.000 claims description 4
- 239000000377 silicon dioxide Substances 0.000 claims description 4
- 229920000297 Rayon Polymers 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000010030 laminating Methods 0.000 claims description 3
- 239000000203 mixture Substances 0.000 abstract description 3
- 238000003384 imaging method Methods 0.000 abstract description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 abstract 1
- 239000011863 silicon-based powder Substances 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000686 essence Substances 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/04—Prisms
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
- G03B21/20—Lamp housings
- G03B21/208—Homogenising, shaping of the illumination light
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Elements Other Than Lenses (AREA)
Abstract
The invention provides a gluing prism set which comprises a first prism and a second prism, wherein a lateral viewed projection of the first prism has an irregular quadrilateral structure which has a long-edge slope; the lateral viewed projection of the second prism has a triangular structure, a side wall of which is glued with the long-edge slope of the first prism; a gap is formed between the glued layers; a blackened surface and a light port are arranged on the second prism; the mixture of silicon powder and UV glue is used for fixing 0.008mm gap layers; the gaps are uniform; and the imaging quality is uniform and distortion-less.
Description
Technical field
The present invention relates to prism field, particularly relates to a kind of cemented prism group.
Background technology
The image-forming principle of projector, by taking the light path of certain liquid crystal projector as an example：First light is filtered infrared by optical filter
Black light as line and ultraviolet, infrared ray and ultraviolet have certain detrimental effect to LCD pieces.Through many camera lenses of two panels
The conical light that UHP lamps are produced is corrected to the rectangular ray of light approximate with projected image by equalizing light rays by eyeglass.
Prism between two panels mirror is used for the advance polarity of light, than the asymmetric light box of the not prism,
It can reduce the loss of light.The light next step mirror that is split is divided into Red Green Blue and is reflexed to respectively corresponding
On LCD panel.
Light is also needed to through a convex lens and polarizer before LCD panel is reached, and the effect of convex lens is by light
Concentrate, polarizer is then further by light polarity so that light direction of vibration is consistent, can be controlled by LCD panel.Last light
Line is driven through LCD panel by circuit board, and each pixel on LCD panel is opened and closed in order, generates image, and by every original
The adjustment of coloured light generates abundant color.
Last three road light is finally gathered together and is projected away by camera lens.
And the prism in prior art in projector causes image quality unclear because gap is uneven.Because image quality declines
Subtract, finally give unclear, distortion a picture.
The content of the invention
The present invention proposes a kind of cemented prism group, solves the problems of the prior art.
The technical scheme is that what is be achieved in that：
Cemented prism group, including the first prism and the second prism, first prism side is depending on being projected as irregular four sides knot
Structure, it has a long side inclined-plane, second prism side depending on being projected as triangular structure, the long side of its one side and the first prism
Inclined-plane is bonded, and adhesive layer has gap；Second prism has painting black flour and light admission port.
Used as the preferred version of the present invention, first prism includes six faces, and respectively horizontal upper surface B is and upper
Surface B vertically adjacent to left surface H and right flank I；Overlap and outward-dipping front surface G with upper surface B fronts edge；With upper table
Face B back edges overlap and outward-dipping rear surface A, and the bottom surface C of the first prism；Second prism includes five faces, point
It is not the binding face D of laminating parallel with bottom surface C；With the bottom surface F of plane-parallel, and the leading flank E parallel with front surface G, with
And perpendicular to the left surface J and right flank K of bottom surface F.
Used as the preferred version of the present invention, viscose glue is silica flour and UV glue mixtures in the adhesive layer.
Used as the preferred version of the present invention, the bondline gap width is m, wherein 0.006mm≤m≤0.01mm.
Used as the preferred version of the present invention, front surface G is n beyond the vertical range of leading flank E in side elevation, wherein 0
≤n≤0.4mm。
Used as the preferred version of the present invention, the rear surface A, upper surface B, bottom surface F, bottom surface C and binding face D are provided with plating
Film.
Used as the preferred version of the present invention, leading flank E, bottom surface F, front surface G, left surface J and right flank K are provided with blacking
Face, the painting black flour scribbles Berlin black, and described Berlin black the upper limit temperature of heat tolerance is 100 DEG C；Bottom surface F is provided with the non-blacking of rectangle
Optical transmission window.
As the preferred version of the present invention, the rear surface A and bottom surface C angle αs, bottom surface C and upper surface B angle β, wherein
49°≤α≤52°；30°≤β≤35°.
As the preferred version of the present invention, the binding face D and bottom surface F angle Θ, bottom surface F and leading flank E angle γ, its
In 30 °≤Θ≤35 °；63°≤γ≤67°.
Beneficial effect
The present invention proposes a kind of cemented prism group, including the first prism and the second prism, and first prism side is regarded throws
Shadow be irregular four side structure, it has a long side inclined-plane, second prism side depending on being projected as triangular structure, its one side
Bond with the long side inclined-plane of the first prism, adhesive layer has gap；Second prism has painting black flour and light admission port.By
Gap layer 0.008mm is fixed with the mixing of silica flour+UV glue, gap uniformity, and imaging image quality is uniformly undistorted.
Description of the drawings
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
The accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, without having to pay creative labor, may be used also
To obtain other accompanying drawings according to these accompanying drawings.
Fig. 1 is side structure schematic view of the present invention；
Fig. 2 is amplifier section structural representation in Fig. 1；
Fig. 3 is present invention looks up structural representation of the present invention.
In figure, the first prism 1, the second prism 2.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than the embodiment of whole.Based on this
Embodiment in invention, the every other reality that those of ordinary skill in the art are obtained under the premise of creative work is not made
Example is applied, the scope of protection of the invention is belonged to.
As Figure 1-3, cemented prism group, including the first prism 1 and the second prism 2, the side elevation of the first prism 1 is not for
Regular four side structures, it has a long side inclined-plane, and the side elevation of the second prism 2 is triangular structure, its one side and the first rib
The long side inclined-plane bonding of mirror 1, adhesive layer has gap；Second prism 2 has painting black flour and light admission port.
First prism include six faces, respectively horizontal upper surface B, with upper surface B vertically adjacent to left surface H and the right side
Side I；Overlap and outward-dipping front surface G with upper surface B fronts edge；Overlap and outward-dipping with upper surface B back edges
Surface A, and the bottom surface C of the first prism 1 afterwards；Second prism 2 includes five faces, is respectively the binding face of laminating parallel with bottom surface C
D；With the bottom surface F of plane-parallel, and the leading flank E parallel with front surface G, and the left surface J perpendicular to bottom surface F and right side
Face K.
Viscose glue is silica flour and UV glue mixtures in adhesive layer.Bondline gap width be m, wherein 0.006mm≤m≤
0.01mm。
Front surface G is n beyond the vertical range of leading flank E in side elevation, wherein 0≤n≤0.4mm.
Afterwards surface A, upper surface B, bottom surface F, bottom surface C and binding face D are provided with plated film.
Leading flank E, bottom surface F, front surface G, left surface J and right flank K are provided with painting black flour, and the painting black flour scribbles heat-resisting
Paint, described Berlin black the upper limit temperature of heat tolerance is 100 DEG C；Bottom surface F is provided with the optical transmission window of the non-blacking of rectangle.
Surface A and bottom surface C angle αs, bottom surface C and upper surface B angle β afterwards, wherein 49 °≤α≤52 °；30°≤β≤35°.
Binding face D and bottom surface F angle Θ, bottom surface F and leading flank E angle γ, wherein 30 °≤Θ≤35 °；63°≤γ≤
67°。
Human eye can see the scene at A at B faces, and light is reflected by D faces.Human eye can see scape at B at F
As.
Embodiment 1
Prism group manufacturing technology is required：
1st, nd=1.5168 ± 0.0003 vd=64.2 ± 0.3%
2nd, chamfering：0.2 3, tower is poor：≤5'
4th, effective clear aperature：≤1mm
5th, EFGJK faces blacking (Berlin black blacking must be able to withstand up to 100 DEG C of temperature)
6th, A, B, C, D, F face outward appearance：Effectively 60/40 within clear aperature
Effectively 80/60 beyond clear aperature
7th, plated film is required：
A, B, F face：R (ave)≤0.5%@420nm-680nm AOI:0 °～30 °
C, D face：R (ave)≤1.5%@420nm-680nm AOI:54°
8、
T (AVE) >=95%@420-680nm AOI=8 °
T (AVE) >=95%@420-680nm AOI=4 °
T (AVE) >=93%@420-680nm AOI=0 °
T (AVE) >=88%@420-680nm AOI=4 °
T (AVE) >=75%@420-680nm AOI=8 °.
Embodiment 2
The width of first prism 1 is 22mm, A faces and 32.5 ° of 49.38 ° of C faces angle, B faces and D faces angle in the first prism 1.
The width of second prism 2 is 16mm, F faces and 32.5 ° of 65.52 ° of E faces angle, F faces and D faces angle.
Wherein F faces be rectangular surfaces, length 27.4mm.
Presently preferred embodiments of the present invention is the foregoing is only, not to limit the present invention, all essences in the present invention
Within god and principle, any modification, equivalent substitution and improvements made etc. should be included within the scope of the present invention.
Claims (9)
1. cemented prism group, including the first prism (1) and the second prism (2), the first prism (1) side elevation is irregular
Four side structures, it has a long side inclined-plane, and the second prism (2) side elevation is triangular structure, its one side and first
The long side inclined-plane bonding of prism (1), adhesive layer has gap；Second prism (2) is with painting black flour and light admission port.
2. cemented prism group according to claim 1, it is characterised in that first prism includes six faces, respectively
The upper surface B of level, with upper surface B vertically adjacent to left surface H and right flank I；Overlap and lean outward with upper surface B fronts edge
Oblique front surface G；Overlap with upper surface B back edges and outward-dipping rear surface A, and the bottom surface C of the first prism (1)；It is described
Second prism (2) includes five faces, is respectively the binding face D of laminating parallel with bottom surface C；With the bottom surface F of plane-parallel, and with
Front surface G parallel leading flank E, and perpendicular to the left surface J and right flank K of bottom surface F.
3. cemented prism group according to claim 2, it is characterised in that viscose glue is that silica flour and UV glue are mixed in the adhesive layer
It is fit.
4. cemented prism group according to claim 1, it is characterised in that the bondline gap width is m, wherein
0.006mm≤m≤0.01mm。
5. cemented prism group according to claim 2, it is characterised in that front surface G is beyond leading flank E's in side elevation
Vertical range is n, wherein 0≤n≤0.4mm.
6. cemented prism group according to claim 2, it is characterised in that the rear surface A, upper surface B, bottom surface F, bottom surface
C and binding face D are provided with plated film.
7. cemented prism group according to claim 2, it is characterised in that leading flank E, bottom surface F, front surface G, left surface J
Painting black flour is provided with right flank K, the painting black flour scribbles Berlin black, and described Berlin black the upper limit temperature of heat tolerance is 100 DEG C；Bottom surface
F is provided with the optical transmission window of the non-blacking of rectangle.
8. cemented prism group according to claim 2, it is characterised in that the rear surface A and bottom surface C angle αs, bottom surface C
With upper surface B angle β, wherein 49 °≤α≤52 °；30°≤β≤35°.
9. cemented prism group according to claim 2, it is characterised in that the binding face D and bottom surface F angle Θ, bottom surface F
With leading flank E angle γ, wherein 30 °≤Θ≤35 °；63°≤γ≤67°.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710057113.9A CN106646698A (en) | 2017-01-23 | 2017-01-23 | Gluing prism set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710057113.9A CN106646698A (en) | 2017-01-23 | 2017-01-23 | Gluing prism set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106646698A true CN106646698A (en) | 2017-05-10 |
Family
ID=58842405
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710057113.9A Pending CN106646698A (en) | 2017-01-23 | 2017-01-23 | Gluing prism set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106646698A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113534303A (en) * | 2021-06-22 | 2021-10-22 | 浙江蓝特光学股份有限公司 | Method for processing cemented prism |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1510441A (en) * | 2002-12-26 | 2004-07-07 | 精碟科技股份有限公司 | Prism device and manufacturing method thereof |
| CN1715969A (en) * | 2001-10-01 | 2006-01-04 | 索尼公司 | Prism, projection and optical component |
| CN1721916A (en) * | 2004-07-16 | 2006-01-18 | 台达电子工业股份有限公司 | Color splitting prism combination |
| CN1924617A (en) * | 2005-09-02 | 2007-03-07 | 株式会社日立制作所 | Optical part and projection type display apparatus using same |
| JP2007326917A (en) * | 2006-06-06 | 2007-12-20 | Sharp Corp | Active energy ray-curable resin composition with thermal peelability |
| CN202390356U (en) * | 2011-12-09 | 2012-08-22 | 斯迪克新型材料（江苏）有限公司 | Anti-scratch glare-proof protective film |
| CN202404306U (en) * | 2011-11-29 | 2012-08-29 | 中山市普瑞斯光学技术有限公司 | Agglutinated beam splitting prism |
| CN102759801A (en) * | 2011-04-25 | 2012-10-31 | 旭丽电子(广州)有限公司 | Three-dimensional optical element, manufacture method thereof and projector |
| CN202929274U (en) * | 2012-10-11 | 2013-05-08 | 中山市众盈光学有限公司 | Prism glued structure |
| CN204129323U (en) * | 2014-08-06 | 2015-01-28 | *** | The total-reflection type prism assemblies of digital micro mirror projection light engine |
| CN105403985A (en) * | 2015-12-30 | 2016-03-16 | 中国华录集团有限公司 | Miniaturized TIR prism system for DLP projector |
| CN206546449U (en) * | 2017-01-23 | 2017-10-10 | 中山市光大光学仪器有限公司 | Cemented prism group |
-
2017
- 2017-01-23 CN CN201710057113.9A patent/CN106646698A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1715969A (en) * | 2001-10-01 | 2006-01-04 | 索尼公司 | Prism, projection and optical component |
| CN1510441A (en) * | 2002-12-26 | 2004-07-07 | 精碟科技股份有限公司 | Prism device and manufacturing method thereof |
| CN1721916A (en) * | 2004-07-16 | 2006-01-18 | 台达电子工业股份有限公司 | Color splitting prism combination |
| CN1924617A (en) * | 2005-09-02 | 2007-03-07 | 株式会社日立制作所 | Optical part and projection type display apparatus using same |
| JP2007326917A (en) * | 2006-06-06 | 2007-12-20 | Sharp Corp | Active energy ray-curable resin composition with thermal peelability |
| CN102759801A (en) * | 2011-04-25 | 2012-10-31 | 旭丽电子(广州)有限公司 | Three-dimensional optical element, manufacture method thereof and projector |
| CN202404306U (en) * | 2011-11-29 | 2012-08-29 | 中山市普瑞斯光学技术有限公司 | Agglutinated beam splitting prism |
| CN202390356U (en) * | 2011-12-09 | 2012-08-22 | 斯迪克新型材料（江苏）有限公司 | Anti-scratch glare-proof protective film |
| CN202929274U (en) * | 2012-10-11 | 2013-05-08 | 中山市众盈光学有限公司 | Prism glued structure |
| CN204129323U (en) * | 2014-08-06 | 2015-01-28 | *** | The total-reflection type prism assemblies of digital micro mirror projection light engine |
| CN105403985A (en) * | 2015-12-30 | 2016-03-16 | 中国华录集团有限公司 | Miniaturized TIR prism system for DLP projector |
| CN206546449U (en) * | 2017-01-23 | 2017-10-10 | 中山市光大光学仪器有限公司 | Cemented prism group |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113534303A (en) * | 2021-06-22 | 2021-10-22 | 浙江蓝特光学股份有限公司 | Method for processing cemented prism |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170510 |