CN101927733A - Visual field expansion lens for vehicle - Google Patents
Visual field expansion lens for vehicle Download PDFInfo
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- CN101927733A CN101927733A CN 201010268091 CN201010268091A CN101927733A CN 101927733 A CN101927733 A CN 101927733A CN 201010268091 CN201010268091 CN 201010268091 CN 201010268091 A CN201010268091 A CN 201010268091A CN 101927733 A CN101927733 A CN 101927733A
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- vehicle
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- field expansion
- expansion lens
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R1/00—Optical viewing arrangements; Real-time viewing arrangements for drivers or passengers using optical image capturing systems, e.g. cameras or video systems specially adapted for use in or on vehicles
- B60R1/001—Optical viewing arrangements; Real-time viewing arrangements for drivers or passengers using optical image capturing systems, e.g. cameras or video systems specially adapted for use in or on vehicles integrated in the windows, e.g. Fresnel lenses
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Abstract
The invention relates to the field of automobile safety, in particular to a visual field expansion lens for a vehicle for eliminating a blind area. The visual field expansion lens for the vehicle is a cylindrical optical center line asymmetrical lens with a concave and/or convex cross section, and can be a cylindrical Fresnel lens or expansion or clipping of the two lenses. The visual field expansion lens for the vehicle can effectively eliminate the blind area of a driver when arranged on a front or rear windshield or a vehicle window glass on the side, can effectively eliminate the blind area caused by a post A when arranged on two sides of the front windshield in particular, and can reduce deformation of scenery observed through the visual field expansion lens for the vehicle; good transition can be produced between the scenery observed through the visual field expansion lens for the vehicle and the scenery observed through the windshield so that images observed by the driver can be continuous, the influence on the judgment of the driver is relieved and the driving safety is increased.
Description
Technical field
The present invention relates to field of automobile safety, be meant a kind of visual field expansion lens for vehicle that is used for dead zone-eliminating.
Background technology
Chaufeur has a lot of observation dead angles on automobile, as A post (post between front windshield and the left and right driver door) there is very big blocking in the visual field, during reversing to the observation dead angle at car rear portion etc.Fig. 1 has shown blocking of left side A 3 pairs of driver's seats of post, wherein A straight line 7 is the sight line of chaufeur left eye, B straight line 8 is the sight line of chaufeur right eye, since the blocking of left side A post 3, the shadow region between chaufeur left eye sight line and the right eye sight line become driver's observation less than A post blind area, left side 6.The width of A post blind area, this left side 6 can arrive more than several meters, thereby covers a bicycle or an adult, causes serious traffic safety hidden danger.It is smaller that right side A post 4 blocks scope, but still have safety problem.
In order to address this problem, existing at present following several solutions, but all exist certain problem:
1. the continuous moving-head of chaufeur makes the continuous conversion in blind area to rely on the memory of chaufeur to form complete observation space.Obviously this can accelerate driver fatigue, causes new potential safety hazard.And when the chaufeur lack of skill, more can consciously not do like this and avoid the blind area.
2. outside car, install camera additional, install the viewing area that telltale shows camera in the car additional, as application number be 200610135233.8, application number be 200810014922.2 and application number be 200920143027.0 Chinese patent application.Its cost height, and chaufeur should observe outside the car, the telltale in also will looking out for the car simultaneously, also very inconvenient.
3. install two back mirrors additional in the car front portion.This has increased the visual field to a certain extent, has increased but driver's observation point is also corresponding, and has increased windage, and profile is also attractive in appearance inadequately.
4. install dioptric glass outside front windshield additional, this glass section is triangular in shape, is 200910196194.6 Chinese patent application as application number.Owing to be installed at outside the car, lose easily, and adjust inconvenience, also influential to windage.
5. the commodity reversing of sticking in car is on the market pasted.This scheme is with low cost, but pastes the image see by reversing with directly discontinuous by the observed image of Windshield, and most of chaufeur all has the sensation of fainting.
Application number is 200510028829.3 Chinese patent application, disclose a kind of direct-viewing type and eliminated the method for blind area of vehicle rear mirror, this patent is the additional back mirror that can adjusting angle of a side in vehicle A post car, and the adjusting by angle is to eliminate the backsight blind area of chaufeur.Because additional back mirror is identical with the orientation, installation site of back mirror, makes chaufeur can keep original custom and not need to disperse sight line to watch the road conditions of proceeds posterolateral attentively.This scheme only is suitable for eliminating the backsight blind area, and can't adopt this kind scheme to solve for the blind area of A post institute shield portions.
Application number is 200720193146.8 Chinese patent application, a kind of improved vehicle mirrors is disclosed, this back mirror mainly is arranged at the adjacent part with the A post of window frame of vehicle front stall car door, it is provided with the pedestal that correspondence is assembled in the window frame Delta Region of car door, extended outward and be provided with visor portion by pedestal, wherein this pedestal is made as transparence, by this, reach the effect of driving the vision broadness, to promote traffic safety.This scheme has been improved the vision blind area of chaufeur to a certain extent, but can't solve the elimination of A post institute shield portions blind area.
Application number is 200810025034.0 Chinese patent application, discloses a kind of vehicle blind zone detection, warning device, and this device adopts infrared probe to survey, and its search coverage covers A post blind area and blind area, vehicle side rear portion.Though can the dead zone-eliminating dead angle, this method operative installations is comparatively complicated, and cost is higher, installs inconveniently, and chaufeur is not to adopt naked eyes to observe but judge that by the reaction of instrument its effect is still waiting textual criticism.
Application number is 200910196194.6 Chinese patent application, discloses a kind of automobile left A column visual dead angle observation mirror, and this sight glass is made up of dioptric glass sheet and link span.The dioptric glass sheet is fixed on the link span, and link span is installed in the outside of automobile left A column, and makes the dioptric glass sheet be close to vehicle front windshield left side central authorities.Wherein the dioptric glass sheet is the glass that last lower section is hypotenuse, is an angle and adjustable angle between dioptric glass sheet and the link span.This patent application can be seen the left front visual dead angle that was blocked by left A post originally so that chaufeur can see through the dioptric glass sheet when steering vehicle.But because it adopts lower section to be the glass of hypotenuse, make the scenery seen from the dioptric glass sheet and the scenery seen from front windshield between can not form good transition, thereby make chaufeur generation illusion easily.And want complete dead zone-eliminating, and need the thickness of dioptric glass sheet thicker, thus also heavier, on automobile, install inconvenient.
The patent No. a kind of Fresnel lens that has been 6108141 U.S. Patent Publication, the radian of these lens and shield glass is suitable, can be affixed on the front windshield, sees through the field range that this Fresnel lens can enlarge chaufeur.The blind area of adopting the Fresnel lens of this patent can eliminate chaufeur to a certain extent.But this Fresnel lens is the distortion of plain disk shape lens, see through its observed image with directly can not be continuous by the observed image of Windshield, will have influence on the judgement of chaufeur to a certain extent.
Summary of the invention
Technical matters to be solved by this invention provides a kind of lens of expanding driver's seat, to reduce or to eliminate the observation dead angle of chaufeur.
The technical scheme that the present invention solves the problems of the technologies described above is as follows: a kind of visual field expansion lens for vehicle, described visual field expansion lens for vehicle are that cross-sectional plane is spill and/or converx cylindrical lens, perhaps are the cylinder Fresnel lens.
Wherein, described cylinder Fresnel lens is to utilize the Fresnel lens principle to be the Fresnel lens of " ladder " shape zone that spill and/or converx cylindrical lens are having of basic design of a series of cross-sectional plane indentations with cross-sectional plane, and the seamed edge of zone is a linear and parallel each other.
The invention has the beneficial effects as follows: adopt lens can make light produce refraction through visual field expansion lens for vehicle of the present invention, thereby the zone that the A post is blocked is entered driver vision through the visual field expansion lens for vehicle refraction, make chaufeur can observe A post occlusion area, eliminate the blind area that the A post blocks; The employing cross-sectional plane is spill and/or converx cylindrical lens or has the cylinder Fresnel lens of same refraction effect with it, can reduce to see through the distortion of the viewed scenery of this visual field expansion lens for vehicle, alleviates the influence that chaufeur is judged; Visual field expansion lens for vehicle of the present invention, can be positioned on Windshield and the side glass for vehicle window as product separately, thereby eliminate blind area everywhere, also can directly be produced on the glass for vehicle window of the forward and backward Windshield of automobile or side, promptly in the design process of vehicle glass, just consider and finish required refractive power process by vehicle glass, thereby make the vehicle glass that produces not only satisfy requirements such as intensity, windage, also satisfy solving the required refractive power requirement in driver's seat dead angle; The photocentre line of cylindrical lens can be level or plumbness during design, also can be a suitable angle of inclination, to reach the purpose of dead zone-eliminating.
On the basis of technique scheme, the present invention can also do following improvement.
Further, described visual field expansion lens for vehicle is non-photocentre line symmetric lens.
Wherein, described photocentre line is the residing straight line of photocentre of cylindrical lens or cylinder Fresnel lens.
Adopt the beneficial effect of above-mentioned further scheme to be, adopt the lens of non-photocentre line symmetry, make by the observed scenery of visual field expansion lens for vehicle of the present invention with by can producing good transition between the observed scenery of vehicle glass, thereby the image that driver's observation is arrived can be continuous.
Further, described photocentre line is in inside, outside or the edge of visual field expansion lens for vehicle, the one side that is visual field expansion lens for vehicle just in time is on the photocentre line, perhaps visual field expansion lens for vehicle suitably extends at the opposite side about photocentre line symmetry, and perhaps visual field expansion lens for vehicle is suitably cut out near a side of photocentre line.
Adopt the beneficial effect of above-mentioned further scheme to be, can adjust visual field expansion lens for vehicle according to actual needs, be beneficial to dead zone-eliminating, broaden one's vision, the convenient installation.
Further, described cross section is spill and/or converx cylindrical lens and extends along photocentre line direction and spherical lens.
Further, described cylinder Fresnel lens extends along photocentre line direction and circular Fresnel Lenses.
Adopt the beneficial effect of above-mentioned further scheme to be, can further enlarge the visual field of chaufeur.
Further, the radian on the radian of described visual field expansion lens for vehicle face and Windshield or glass for vehicle window surface is complementary.
Adopt the beneficial effect of above-mentioned further scheme to be, the radian on a surface in the visual field expansion lens for vehicle and the radian on windshield surface are complementary, on the one hand, if visual field expansion lens for vehicle is separately as product, visual field expansion lens for vehicle is installed on the windshield easily, and makes by the observed scenery of visual field expansion lens for vehicle with by producing good transition between the observed scenery of Windshield; On the other hand, if visual field expansion lens for vehicle directly attaches or is produced on windshield or the glass for vehicle window, can make glass surface transition smooth and beautiful appearance, make by the observed scenery of visual field expansion lens for vehicle with by producing good transition between the observed scenery of Windshield on the other hand.
Further, described visual field expansion lens for vehicle face is the plane.
Adopt the beneficial effect of above-mentioned further scheme to be, if visual field expansion lens for vehicle is separately as product, be easy to produce and install, productive costs is low, can directly be attached on the vehicle glass, most of automobiles can on use.
Further, described visual field expansion lens for vehicle is arranged at side, top margin or the centre of Windshield, the perhaps side of glass for vehicle window, and combine together with Windshield or glass for vehicle window.
Adopt the beneficial effect of above-mentioned further scheme to be, combine together, make car body attractive in appearance, and remove the blind area better effects if with Windshield or glass for vehicle window.
Further, described visual field expansion lens for vehicle is arranged on Windshield or the glass for vehicle window by attaching parts, perhaps directly is attached on Windshield or the glass for vehicle window.Wherein, described attaching parts comprises sucker, glue, and such as the connecting device of forming by support, flange, screw etc.
Further, described visual field expansion lens for vehicle material is glass or organism glass.
Adopt the beneficial effect of above-mentioned further scheme to be, with low cost, be easy to make.
Description of drawings
Fig. 1 is A post blind area, an automobile left side scheme drawing;
Fig. 2 A is concavees lens refraction principle figure;
Fig. 2 B is convex lens refraction principle figure;
Fig. 3 is visual field expansion lens for vehicle embodiment one scheme drawing of the present invention;
Fig. 4 is the Fresnel cylindrical lens scheme drawing of visual field expansion lens for vehicle embodiment two of the present invention;
Fig. 5 A is that one side is the scheme drawing of curve cylinder for the plane another side among the visual field expansion lens for vehicle embodiment three of the present invention;
Fig. 5 B is that one side is the scheme drawing on Fresnel cylindrical lens surface for the plane another side among the visual field expansion lens for vehicle embodiment three of the present invention;
Fig. 6 A is the scheme drawing that adopts the common spherical lens of cylindrical lens+part among the visual field expansion lens for vehicle embodiment four of the present invention;
Fig. 6 B is the front elevation one that adopts cylinder Fresnel Lenses+part typical circular Fresnel Lenses among the visual field expansion lens for vehicle embodiment four of the present invention;
Fig. 6 C is the front elevation two that adopts cylinder Fresnel Lenses+part typical circular Fresnel Lenses among the visual field expansion lens for vehicle embodiment four of the present invention;
Fig. 7 A is the scheme drawing that visual field expansion lens for vehicle of the present invention shown in Figure 3 suitably extends at the another side about photocentre line symmetry;
Fig. 7 B is the scheme drawing that visual field expansion lens for vehicle of the present invention shown in Figure 4 suitably extends at the another side about photocentre line symmetry;
The scheme drawing that Fig. 7 C suitably extends at the another side about photocentre line symmetry for visual field expansion lens for vehicle of the present invention shown in Fig. 5 A;
The scheme drawing that Fig. 7 D suitably extends at the another side about photocentre line symmetry for visual field expansion lens for vehicle of the present invention shown in Fig. 5 B;
The scheme drawing that Fig. 7 E suitably extends at the another side about photocentre line symmetry for visual field expansion lens for vehicle of the present invention shown in Fig. 6 A;
The scheme drawing that Fig. 7 F suitably extends at the another side about photocentre line symmetry for visual field expansion lens for vehicle of the present invention shown in Fig. 6 B;
The scheme drawing that Fig. 7 G suitably extends at the another side about photocentre line symmetry for visual field expansion lens for vehicle of the present invention shown in Fig. 6 C;
Fig. 8 A is the scheme drawing that visual field expansion lens for vehicle of the present invention shown in Figure 3 will suitably reduce near the part of photocentre line;
Fig. 8 B is the scheme drawing that visual field expansion lens for vehicle of the present invention shown in Figure 4 will suitably reduce near the part of photocentre line;
The scheme drawing that Fig. 8 C will suitably reduce near the part of photocentre line for visual field expansion lens for vehicle of the present invention shown in Fig. 5 A;
The scheme drawing that Fig. 8 D will suitably reduce near the part of photocentre line for visual field expansion lens for vehicle of the present invention shown in Fig. 5 B;
The scheme drawing that Fig. 8 E will suitably reduce near the part of photocentre line for visual field expansion lens for vehicle of the present invention shown in Fig. 6 A;
The scheme drawing that Fig. 8 F will suitably reduce near the part of photocentre line for visual field expansion lens for vehicle of the present invention shown in Fig. 6 B;
The scheme drawing that Fig. 8 G will suitably reduce near the part of photocentre line for visual field expansion lens for vehicle of the present invention shown in Fig. 6 C;
Effect scheme drawing when Fig. 9 adopts visual field expansion lens for vehicle of the present invention for automobile.
In the accompanying drawing, the list of parts of each label representative is as follows:
1, car body, 2, front windshield, 3, left side A post, 4, right side A post, 5, back mirror, 6, A post blind area, left side, 7, the A straight line, 8, the B straight line, 9, photocentre line, 10, visual field expansion lens for vehicle, 11, the C straight line, 12, the blind area when using visual field expansion lens for vehicle.
The specific embodiment
Below in conjunction with accompanying drawing principle of the present invention and feature are described, institute gives an actual example and only is used to explain the present invention, is not to be used to limit scope of the present invention.
Shown in Fig. 2 A, Fig. 2 B, concavees lens and convex lens all can produce refraction to light, and all kinds of glasses of joining for correcting defects of vision all are to have adopted the principle of concavees lens and convex lens to make.Be half of lens shown in Fig. 2 A and Fig. 2 B, and be not the lens of common photocentre symmetry, concavees lens shown in Fig. 2 A and Fig. 2 B difference and convex lens are to the light from left side incident, transmitted ray is taken back more, concavees lens shown in Fig. 2 A particularly, the cooresponding transmitted ray of incident light of its very big ranges of incidence angles in left side only is distributed in the smaller angular range, therefore is well suited for being used to solve the problem at observer car dead angle.And because these lens have only one side of something, to the not influence of light of right side incident, so its image that presents also is continuous.In like manner also can only adopt right half concavees lens or left semi-convex lens to reflect the incident ray on the right.Following description has all only provided left half concavees lens, but same principle goes for right half concavees lens or left and right semi-convex lens.
Embodiment one
With at present common different to traffic allowance, visual field expansion lens for vehicle of the present invention is a cylindrical lens, and its cross-sectional plane presents spill, as shown in Figure 3, also can present convex, and visual field expansion lens for vehicle of the present invention is non-photocentre line symmetric lens.
Embodiment two
Visual field expansion lens for vehicle of the present invention can also utilize the same principle of Fresnel Lenses, it is designed to the cylinder Fresnel lens, as shown in Figure 4.Utilize a series of zone to come approximate diagram 3 middle surface spills during design cylinder Fresnel lens, to reach same effect.
Fig. 3, visual field expansion lens for vehicle of the present invention shown in Figure 4 can be installed on the support, support is installed in the inner side edge of automobile A column again by flange and screw or sucker then, certainly also can adopt as glue or other mode and install, perhaps directly be attached on Windshield or the glass for vehicle window, make it basic parallel, and axially be basically parallel to automobile A column with front windshield.Because the refractive power effect of visual field expansion lens for vehicle, the visual field of chaufeur the right and left has all obtained very big expansion.Visual field expansion lens for vehicle can be fixed on support, also can be movable so that the chaufeur adjustment.
Fig. 3, visual field expansion lens for vehicle of the present invention shown in Figure 4 can also be installed on the support, and support is installed in the back of automotive interior again by flange and screw or sucker then, make it basic parallel with rear seat windscreen, and axially are level.Because the refractive power effect of visual field expansion lens for vehicle, chaufeur can reasonablely be observed the situation of automobile rear.Visual field expansion lens for vehicle can be fixed on support, also can be movable so that the chaufeur adjustment.
Embodiment three
It is the plane that visual field expansion lens for vehicle of the present invention can also be designed to one side, and another side is the curve cylinder of curve cylinder or optical equivalence, as cylinder Fresnel lens surface, shown in Fig. 5 A, Fig. 5 B.
Visual field expansion lens for vehicle shown in Fig. 5 A and Fig. 5 B can make to use the same method with Fig. 3 and visual field expansion lens for vehicle shown in Figure 4 expands the visual field of front or back.
Visual field expansion lens for vehicle shown in Fig. 5 A and Fig. 5 B can directly be attached on the interior front windshield of car and make it near the A post, and is axially approximate parallel with the A post, thus the expansion chaufeur forward directed visual field; Also can directly be attached to the rear seat windscreen inboard, axially be level, thus the expansion chaufeur after to the visual field.When the visual field expansion lens for vehicle shown in Fig. 5 A and Fig. 5 B was attached on the vehicle glass, the one side on its plane can further make smoother curved surface that the radian with windshield or glass for vehicle window is complementary into applying convenient and vehicle glass.
Embodiment four
The visual field expansion lens for vehicle shown in Fig. 3, Fig. 4, Fig. 5 A and Fig. 5 B along two of photocentre line 9 directions or one can add the common spherical lens in top or thereby the common circular Fresnel Lenses of part further expands the visual field, shown in Fig. 6 A, Fig. 6 B, Fig. 6 C.Wherein Fig. 6 A is at the scheme drawing that add top common spherical lens of cylindrical lens along photocentre line 9 directions, can certainly all add the common spherical lens in top along two of photocentre line 9 directions at cylindrical lens; Fig. 6 B is at the scheme drawing that add top typical circular Fresnel Lenses of cylinder Fresnel Lenses along photocentre line 9 directions; Fig. 6 C is for all adding the scheme drawing of top typical circular Fresnel Lenses along two of photocentre line 9 directions at the cylinder Fresnel Lenses.
Embodiment five
Visual field expansion lens for vehicle shown in Fig. 3, Fig. 4, Fig. 5 A, Fig. 5 B, Fig. 6 A, Fig. 6 B, Fig. 6 C can suitably extend at the opposite side of photocentre line 9, make photocentre line 9 be within the visual field expansion lens for vehicle, thereby further broaden one's vision, shown in Fig. 7 A, Fig. 7 B, Fig. 7 C, Fig. 7 D, Fig. 7 E, Fig. 7 F, Fig. 7 G.
Visual field expansion lens for vehicle shown in Fig. 6 A, Fig. 6 B, Fig. 6 C, Fig. 7 A, Fig. 7 B, Fig. 7 C, Fig. 7 D, Fig. 7 E, Fig. 7 F and Fig. 7 G can use the same method with Fig. 3, visual field expansion lens for vehicle shown in Figure 4 and expand the visual field of front or back.
Fig. 3 also can lie in a horizontal plane in the first half of front windshield to visual field expansion lens for vehicle shown in Figure 7.
Embodiment six
According to using needs, the two or the side of the visual field expansion lens for vehicle shown in Fig. 3, Fig. 4, Fig. 5 A, Fig. 5 B, Fig. 6 A, Fig. 6 B, Fig. 6 C can suitably be cut out, with size and the driver-operated needs that adapt to windshield, side window glass.
The visual field expansion lens for vehicle of present embodiment is at embodiment two to four, on the basis of the visual field expansion lens for vehicle shown in Fig. 3, Fig. 4, Fig. 5 A, Fig. 5 B, Fig. 6 A, Fig. 6 B, Fig. 6 C, to carry out suitable cutting out near the part of photocentre line 9, make photocentre line 9 be in outside the visual field expansion lens for vehicle, shown in Fig. 8 A, Fig. 8 B, Fig. 8 C, Fig. 8 D, Fig. 8 E, Fig. 8 F and Fig. 8 G.Can reach effect preferably equally like this.
As shown in Figure 9, for visual field expansion lens for vehicle 10 of the present invention being arranged at the design sketch behind front windshield 2 left sides.Blind area 12 when use visual field expansion lens for vehicle this moment is little spaces that C straight line 11, A straight line 7 and left side A post 3 surround, and because most of scenery of the left side A post 3 A post blind area, left side 6 of causing can see that the blind area 12 during the use visual field expansion lens for vehicle that surrounded by C straight line 11, A straight line 7 and left side A post 3 is much smaller than A post blind area, left side 6 by visual field expansion lens for vehicle 12 of the present invention.If the width of the blind area 12 during the use visual field expansion lens for vehicle that is surrounded by C straight line 11, A straight line 7 and left side A post 3 is enough little, even there is the blind area to exist so, because this blind area can't hold the next man's health, chaufeur in fact still can be observed the road conditions in the place ahead effectively.
Visual field expansion lens for vehicle of the present invention not only can be arranged on the Windshield of close A post to eliminate the blind area that the A post produces, also can be arranged at side, top margin or the centre of Windshield as required, the perhaps side of glass for vehicle window, thus reach the best effects of dead zone-eliminating.Visual field expansion lens for vehicle of the present invention can be made use separately, also can be when making windshield or glass for vehicle window, add visual field expansion lens for vehicle of the present invention simultaneously, thereby visual field expansion lens for vehicle of the present invention and Windshield or glass for vehicle window are combined together.
Visual field expansion lens for vehicle of the present invention can adopt transparent materials such as glass, organism glass to make as required.
Visual field expansion lens for vehicle of the present invention also can directly be produced on the glass for vehicle window of the forward and backward Windshield of automobile or side, promptly in the design process of vehicle glass, just consider and finish required refractive power process by vehicle glass, not only satisfy requirements such as intensity, windage thereby the vehicle glass that produces is satisfied, also satisfy solving the required refractive power requirement in driver's seat dead angle.The photocentre line of cylindrical lens can be level or plumbness during design, also can be a suitable angle of inclination.
The above only is preferred embodiment of the present invention, and is in order to restriction the present invention, within the spirit and principles in the present invention not all, any modification of being done, is equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. visual field expansion lens for vehicle, it is characterized in that: described visual field expansion lens for vehicle is that cross-sectional plane is spill and/or converx cylindrical lens, perhaps is the cylinder Fresnel lens.
2. visual field expansion lens for vehicle according to claim 1 is characterized in that: described visual field expansion lens for vehicle is non-photocentre line symmetric lens.
3. visual field expansion lens for vehicle according to claim 2 is characterized in that: described photocentre line is in inside, outside or the edge of visual field expansion lens for vehicle.
4. visual field expansion lens for vehicle according to claim 2 is characterized in that: described cross section is spill and/or converx cylindrical lens and extends along photocentre line direction and spherical lens.
5. visual field expansion lens for vehicle according to claim 2 is characterized in that: described cylinder Fresnel lens extends along photocentre line direction and circular Fresnel Lenses.
6. according to each described visual field expansion lens for vehicle of claim 1 to 5, it is characterized in that: the radian on the radian of a face of described visual field expansion lens for vehicle and Windshield or glass for vehicle window surface is complementary.
7. according to each described visual field expansion lens for vehicle of claim 1 to 5, it is characterized in that: a face of described visual field expansion lens for vehicle is the plane.
8. according to each described visual field expansion lens for vehicle of claim 1 to 5, it is characterized in that: described visual field expansion lens for vehicle is arranged at side, top margin or the centre of Windshield, perhaps be arranged at the side of glass for vehicle window, and combine together with Windshield or glass for vehicle window.
9. according to each described visual field expansion lens for vehicle of claim 1 to 5, it is characterized in that: described visual field expansion lens for vehicle is arranged on Windshield or the glass for vehicle window by attaching parts, perhaps directly is attached on Windshield or the glass for vehicle window.
10. according to each described visual field expansion lens for vehicle of claim 1 to 5, it is characterized in that: described visual field expansion lens for vehicle material is glass or organism glass.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010268091 CN101927733A (en) | 2010-08-31 | 2010-08-31 | Visual field expansion lens for vehicle |
| PCT/CN2011/078667 WO2012028061A1 (en) | 2010-08-31 | 2011-08-19 | View-expanding lens for vehicles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010268091 CN101927733A (en) | 2010-08-31 | 2010-08-31 | Visual field expansion lens for vehicle |
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| Publication Number | Publication Date |
|---|---|
| CN101927733A true CN101927733A (en) | 2010-12-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201010268091 Pending CN101927733A (en) | 2010-08-31 | 2010-08-31 | Visual field expansion lens for vehicle |
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| WO (1) | WO2012028061A1 (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012028061A1 (en) * | 2010-08-31 | 2012-03-08 | Yang Xuebin | View-expanding lens for vehicles |
| WO2013056665A1 (en) * | 2011-10-21 | 2013-04-25 | Yang Xuebin | A vision field expansion device for vehicle |
| CN104806951A (en) * | 2015-05-15 | 2015-07-29 | 上海船舶研究设计院 | Marine all-round light capable of eliminating blind area |
| CN110576797A (en) * | 2019-08-29 | 2019-12-17 | 吉俊丞 | automobile A column blind area eliminating device based on negative Fresnel lens and matching method |
| CN115675029A (en) * | 2022-09-06 | 2023-02-03 | 福耀玻璃工业集团股份有限公司 | Laminated glass assembly and vehicle |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB201509697D0 (en) * | 2015-06-04 | 2015-07-22 | Boyle John | Vehicle mirror apparatus |
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- 2010-08-31 CN CN 201010268091 patent/CN101927733A/en active Pending
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2011
- 2011-08-19 WO PCT/CN2011/078667 patent/WO2012028061A1/en active Application Filing
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| US6108141A (en) * | 1997-06-29 | 2000-08-22 | Gadberry; John W. | Signal viewing device |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012028061A1 (en) * | 2010-08-31 | 2012-03-08 | Yang Xuebin | View-expanding lens for vehicles |
| WO2013056665A1 (en) * | 2011-10-21 | 2013-04-25 | Yang Xuebin | A vision field expansion device for vehicle |
| CN104806951A (en) * | 2015-05-15 | 2015-07-29 | 上海船舶研究设计院 | Marine all-round light capable of eliminating blind area |
| CN104806951B (en) * | 2015-05-15 | 2017-07-14 | 上海船舶研究设计院 | A kind of all-round light peculiar to vessel of dead zone-eliminating |
| CN110576797A (en) * | 2019-08-29 | 2019-12-17 | 吉俊丞 | automobile A column blind area eliminating device based on negative Fresnel lens and matching method |
| CN115675029A (en) * | 2022-09-06 | 2023-02-03 | 福耀玻璃工业集团股份有限公司 | Laminated glass assembly and vehicle |
| WO2024051713A1 (en) * | 2022-09-06 | 2024-03-14 | 福耀玻璃工业集团股份有限公司 | Laminated glass assembly and vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2012028061A1 (en) | 2012-03-08 |
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Application publication date: 20101229 |