CN105242406A - 3D spectacles - Google Patents
3D spectacles Download PDFInfo
- Publication number
- CN105242406A CN105242406A CN201510762352.5A CN201510762352A CN105242406A CN 105242406 A CN105242406 A CN 105242406A CN 201510762352 A CN201510762352 A CN 201510762352A CN 105242406 A CN105242406 A CN 105242406A
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- CN
- China
- Prior art keywords
- prism
- light
- prisms
- glasses
- transmissive surface
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Classifications
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B30/00—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images
- G02B30/20—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes
- G02B30/26—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes of the autostereoscopic type
- G02B30/27—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes of the autostereoscopic type involving lenticular arrays
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B30/00—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images
- G02B30/20—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes
- G02B30/34—Stereoscopes providing a stereoscopic pair of separated images corresponding to parallactically displaced views of the same object, e.g. 3D slide viewers
- G02B30/36—Stereoscopes providing a stereoscopic pair of separated images corresponding to parallactically displaced views of the same object, e.g. 3D slide viewers using refractive optical elements, e.g. prisms, in the optical path between the images and the observer
Abstract
The invention provides 3D spectacles, which comprise a spectacle frame and two spectacle lenses, wherein the spectacle frame comprises a spectacle frame body and two spectacle legs, and the two spectacle lenses are installed on the spectacle frame body with one on the left and the other on the right; each spectacle lens comprises a convex lens and prisms; each convex lens comprises a flat surface and a convex surface protruding forwardly from the flat surface; 6-15 triangular prism-shaped prisms protrude backwardly from the flat surface of each convex lens; each prism comprises a light ray transmission surface and a no-light transmission surface; all the prisms are arranged in an end-to-end manner, thereby forming a sawtooth shape; and extending surfaces of all no-light transmission surfaces of all prisms of the spectacle lenses extend into eyes of a person wearing the 3D spectacles; the thickness of the prisms ranges from 1 to 3 MM, the prisms are made of polymethyl methacrylate, a refractive index of the prisms is 1.4, and a wedge-shaped angle range of the prisms ranges from 10 to 25 degrees. By adopting the 3D spectacles, the left-right 3D effect can be achieved without a shade, the eyeball cross angle is easy and natural when watching left-right 3D simultaneously, and the screen can be magnified especially for 3D video provided by a mobile phone.
Description
Technical field
The present invention relates to a kind of 3D glasses being used for seeing 3D picture, 3D video.
Background technology
Traditional 3D glasses, mainly contain aberration formula, polarization type, time division type, gauche form four kinds.
Aberration formula 3D glasses, also known as complementary color 3D glasses, commonly have red indigo plant, 3D glasses that the red colored lens class such as green is all aberration formula.
The color separation stereoscopic imaging technology that aberration formula 3D glasses adopt utilizes the image of two different visual angles photographs to add two kinds of different colors to be respectively printed in synchronous picture, and superimposed picture.Utilize aberration formula 3D glasses during viewing, red and blue filtration carried out to color, form parallax, now the different images seen of two eyes in the brain overlap will present 3D stereoeffect.
The shortcoming of aberration formula 3D glasses is: image is filtered reddish blue respectively, although can add by 3D glasses, still has a lot of color to lose, and simultaneously the colour that calculates of colour lens and computer is variant all the time.Put on this kind of 3D glasses so actual and there will be color directly in fact, easily there is silver color segment in picture, dizzy.
Polarization type 3D glasses, are also polarization type 3D technology, and English is Polarization3D, utilizes polarisation of light principle to make, with the use of be passive type polaroid glasses.The image effect colorimetric differential of polarization type 3D technology is good, and glasses cost is also not very too high, and what many cinemas adopted at present is also class technology, but because will do polarizing filter, so must improve the output of the brightness of display device.
Polarization type 3D glasses can be divided into circular polarization formula 3D glasses and the inclined formula 3D glasses of line two kinds, better than linear polarization formula of the effect of circular polarization formula, more truly.
The principle of polarization type 3D glasses is: the main cause that stereoscopic sensation produces is that the picture that right and left eyes is seen is different, and right and left eyes position is different so picture has some differences.X-axis and Y-axis polarization grating filter is loaded onto so add respectively on the camera lens of left and right when playing, left eye and the right eye of corresponding anaglyph spectacles load onto X-axis and Y-axis polarization grating polaroid respectively, the thing this ensures that thering left side camera shooting can only enter left eye, the thing that the right camera photographs can only enter right eye, is formed 3D video with this.Current 3D film is exactly mainly adopt this quasi-mode.
The shortcoming of polarization type 3D glasses: be only suitable for cinema projection pattern, cannot for this kind of luminescent screen product of tv display screen, and light output intensity will strengthen, and lamp tube service life shortens.
Time division type 3D glasses, also known as active shutter type 3 D spectacles, are a kind of new-type video eyeglasses, can make time division type film 3D, computer 3D, TV 3D, mobile phone 3D or head virtual display etc.
The principle of time division type 3D glasses is: realize the refresh time of image frequency according to human eye, the eyeglass of this 3D glasses is a kind of LED that can turn off light-path fast, at high frequency alternation switch left and right eyeglass, and by glasses and screen synch, just watch stereopsis.This technology is the main flow of current exploitation, has large-tonnage product to appear on the market.The shortcoming of time division type 3D glasses is: eyeglass configurations is complicated, and cost is high, corresponding one to one with screen, can not share with other screens.
Gauche form 3D glasses, be mainly used to see TV, projection, the image of computer and mobile phone and video, film source is many.Can hang over or cover on original spectacle-frame and see video or picture, highly versatile, the left and right 3D video that all facilities export and image can be seen, or even print pictures.Do not hinder eyes, achromatization distortion.
The principle of gauche form 3D glasses is: simple especially 3D glasses, the mode of blocking is utilized to ensure that left eye can only see left side screen, right eye can only see the right screen, left side screen picture is made up of LOOK LEFT simultaneously, the right screen picture is made up of LOOK RIGHT, forms 3D with this, and this 3D image or picture advantage do not need to add or revise any equipment just energy simple realization, 3D image resolution is high, and brightness is undamped.
The shortcoming of gauche form 3D glasses is: map sheet reduces half, and needing intentionally contraposition to form right and left eyes can only oneself region corresponding, and not so 3D effect can lose efficacy.
Summary of the invention
The technical problem to be solved in the present invention is: the shortcoming overcoming traditional 3D glasses, there is provided a kind of 3D glasses, do not need shade just can see the effect of left and right 3D, when seeing left and right 3D, eyeball is to angle easily nature simultaneously, and can screen be amplified, the particularly 3D video that provides of mobile phone.
In order to solve the problems of the technologies described above, the present invention proposes following technical proposal: a kind of 3D glasses, and it comprises a spectacle frame, two lenses;
Spectacle frame comprises a picture frame, two temples, and two lens one the first from left are arranged on picture frame rightly;
Lens includes convex lens, the convex surface that convex lens comprise a smooth plane and give prominence to forward from plane;
The prism of 6 ~ 15 triangle cylindricalitys is projected backward from the plane of convex lens;
Prism comprises a ght transmission face and one without light-transmissive surface;
All prisms arrange end to end, i.e. the ght transmission face of previous prism and being connected without light-transmissive surface of a rear prism, therefore an overall formation zigzag fashion;
All elongated surfaces without light-transmissive surface of all prisms of above-mentioned lens all extend in the eyes of the people wearing these 3D glasses;
The thickness of prism is 1-3MM, and the material of prism is polymethylmethacrylate, refractive index 1.4, and the wedge angle scope of prism is 10 to 25 degree.
In order to solve the problems of the technologies described above, the present invention proposes following technical proposal: a kind of 3D glasses, comprises a spectacle frame, two 3D lacing films hung on spectacle frame;
Spectacle frame comprises a picture frame, two temples, and two 3D lacing film one the first from left hang on picture frame rightly;
3D lacing film includes convex lens, the convex surface that convex lens comprise a smooth plane and give prominence to forward from plane;
The prism of 6 ~ 15 triangle cylindricalitys is projected backward from the plane of convex lens;
Prism comprises a ght transmission face and one without light-transmissive surface;
All prisms arrange end to end, i.e. the ght transmission face of previous prism and being connected without light-transmissive surface of a rear prism, therefore an overall formation zigzag fashion;
All elongated surfaces without light-transmissive surface of all prisms of above-mentioned 3D lacing film all extend in the eyes of the people wearing these 3D glasses;
The thickness of prism is 1-3MM, and the material of prism is polymethylmethacrylate, refractive index 1.4, and the wedge angle scope of prism is 10 to 25 degree.
Compared with the prior art, the present invention has following beneficial effect:
1, utilize the refracting characteristic of light in prism principle to change the direction of light, two, the left and right figure of 3D picture or 3D video is overlapped, reaches the effect not needing shade just can see left and right 3D, when seeing left and right 3D, eyeball to angle easily naturally simultaneously.
2, utilize convex lens to carry out amplification to video and have two objects:
The shortcoming of traditional left and right 3D video is that a screen is divided into two regions, left and right, causes screen size to diminish, adopts convex lens to amplify screen, particularly the 3D video that provides of mobile phone;
Utilize magnifier principle, make attempting to change of coincidence large, cover in the adjacent area of eyes, make left eye ball more easily see left figure, right figure more easily seen by right eye ball simultaneously, more easily enters in border, 3D field.By the amplification to image, make user obtain larger video, the video simultaneously strengthened also plays the effect of shade.
Accompanying drawing explanation
Fig. 1 is the stereographic map of 3D glasses of the present invention.
Fig. 2 is that the lens of 3D glasses of the present invention is to view.
Fig. 3 is prism angle schematic diagram.
Embodiment
Refer to Fig. 1 to Fig. 3, the present invention proposes a kind of 3D glasses, and it comprises a spectacle frame 1, two lenses 2.
Spectacle frame 1 comprises a picture frame 12, two temples 14.
Two lens 2 one the first from left are arranged on picture frame 12 rightly.
Lens 2 includes convex lens 22.
The convex surface 224 that convex lens 22 comprise a smooth plane 222 and give prominence to forward from plane 222.
The prism 24 of several triangle cylindricalitys is projected backward from the plane 222 of convex lens 22.
Several prisms 24 comprise a ght transmission face 242 and one separately without light-transmissive surface 244.
After wearing 3D glasses of the present invention, the light that reflects by viewing object (as 3D video, 3D picture) enter from convex surface 224 refraction of convex lens 22, then by after the refraction of prism 24, from ght transmission face 242 out, received by human eye, and above-mentioned light is without without light-transmissive surface 244.
Several prisms 24 arrange end to end, i.e. the ght transmission face 242 of previous prism 24 and being connected without light-transmissive surface 244 of a rear prism 24, therefore an overall formation zigzag fashion.
As shown in Figure 2, in order to reduce the interference without light-transmissive surface 244 pairs of eye sight lines of prism 24, all elongated surfaces without light-transmissive surface 244 of all prisms 24 of above-mentioned lens 2 all extend in the eyes of the people wearing 3D glasses of the present invention.The all elongated surfaces without light-transmissive surface 244 being contained in all prisms 24 of the lens 2 on limit that picture frame 12 keeps left all focus on left eye, and all elongated surfaces without light-transmissive surface 244 being contained in all prisms 24 of the lens 2 on limit that picture frame 12 keeps right all focus on right eye.
As shown in Figure 3, the material of several prisms 24 is polymethylmethacrylate (i.e. acrylics), refractive index 1.4.
Two separation criterias wearing the people of 3D glasses of the present invention are 51MM, and eyes are 300MM to mobile phone screen distance, and mobile phone screen effective length is 109MM.
Above noodles part calculates, and the bending angle after light refraction is 5 degree, and the wedge angle of prism 24 is 14.9 degree.
Experimentally, simultaneously in order to take into account the specification of computer, TV and size mobile phone, the angular range of prism 24 is 10 to 25 degree.
Triangle cylindricality made by prism 24, and object is weight reduction, and reduce thickness, prism 24 quantity gets 6 ~ 15 in the design, and the thickness of corresponding prism 24 is 1-3MM.
Prism 24 and convex lens 22 combine, and form the part that has prism and convex lens function.
The present invention has following beneficial effect:
1, utilize the refracting characteristic of light in prism principle to change the direction of light, two, the left and right figure of 3D picture or 3D video is overlapped, reaches the effect not needing shade just can see left and right 3D, when seeing left and right 3D, eyeball to angle easily naturally simultaneously.
2, utilize convex lens 22 pairs of videos to carry out amplification and have two objects:
The shortcoming of traditional left and right 3D video is that a screen is divided into two regions, left and right, causes screen size to diminish, adopts convex lens 22 to amplify screen, particularly the 3D video that provides of mobile phone;
Utilize magnifier principle, make attempting to change of coincidence large, cover in the adjacent area of eyes, make left eye ball more easily see left figure, right figure more easily seen by right eye ball simultaneously, more easily enters in border, 3D field.By the amplification to image, make user obtain larger video, the video simultaneously strengthened also plays the effect of shade.
In above-described embodiment, lens 2 is fixedly mounted on picture frame 12, and also two lenses 2 can be changing into two 3D lacing film (not shown) hung on spectacle frame 1, two 3D lacing film one the first from left hang on picture frame 12 rightly; 3D lacing film is identical with the structure of lens 2, includes mutually isostructural convex lens and prism, and know-why and effect are also identical.
Claims (8)
1. 3D glasses, is characterized in that, it comprises a spectacle frame, two lenses;
Spectacle frame comprises a picture frame, two temples, and two lens one the first from left are arranged on picture frame rightly;
Lens includes convex lens, the convex surface that convex lens comprise a smooth plane and give prominence to forward from plane;
The prism of 6 ~ 15 triangle cylindricalitys is projected backward from the plane of convex lens;
Prism comprises a ght transmission face and one without light-transmissive surface;
All prisms arrange end to end, i.e. the ght transmission face of previous prism and being connected without light-transmissive surface of a rear prism, therefore an overall formation zigzag fashion;
All elongated surfaces without light-transmissive surface of all prisms of above-mentioned lens all extend in the eyes of the people wearing these 3D glasses;
The thickness of prism is 1-3MM, and the material of prism is polymethylmethacrylate, refractive index 1.4, and the wedge angle scope of prism is 10 to 25 degree.
2. a kind of 3D glasses according to claim 1, is characterized in that, the light that reflects by viewing object enter from the convex refractive of convex lens, again by after the refraction of prism, from ght transmission face out, received by human eye, and above-mentioned light is without without light-transmissive surface.
3. a kind of 3D glasses according to claim 1, it is characterized in that, the all elongated surfaces without light-transmissive surface being contained in all prisms of the lens on limit that picture frame keeps left all focus on left eye, and all elongated surfaces without light-transmissive surface being contained in all prisms of the lens on limit that picture frame keeps right all focus on right eye.
4. a kind of 3D glasses according to claim 1, is characterized in that, the wedge angle of prism is 14.9 degree.
5. 3D glasses, is characterized in that, it comprises a spectacle frame, two 3D lacing films hung on spectacle frame;
Spectacle frame comprises a picture frame, two temples, and two 3D lacing film one the first from left hang on picture frame rightly;
3D lacing film includes convex lens, the convex surface that convex lens comprise a smooth plane and give prominence to forward from plane;
The prism of 6 ~ 15 triangle cylindricalitys is projected backward from the plane of convex lens;
Prism comprises a ght transmission face and one without light-transmissive surface;
All prisms arrange end to end, i.e. the ght transmission face of previous prism and being connected without light-transmissive surface of a rear prism, therefore an overall formation zigzag fashion;
All elongated surfaces without light-transmissive surface of all prisms of above-mentioned 3D lacing film all extend in the eyes of the people wearing these 3D glasses;
The thickness of prism is 1-3MM, and the material of prism is polymethylmethacrylate, refractive index 1.4, and the wedge angle scope of prism is 10 to 25 degree.
6. a kind of 3D glasses according to claim 5, is characterized in that, the light that reflects by viewing object enter from the convex refractive of convex lens, again by after the refraction of prism, from ght transmission face out, received by human eye, and above-mentioned light is without without light-transmissive surface.
7. a kind of 3D glasses according to claim 5, it is characterized in that, the all elongated surfaces without light-transmissive surface being contained in all prisms of the 3D lacing film on limit that picture frame keeps left all focus on left eye, and all elongated surfaces without light-transmissive surface being contained in all prisms of the 3D lacing film on limit that picture frame keeps right all focus on right eye.
8. a kind of 3D glasses according to claim 5, is characterized in that, the wedge angle of prism is 14.9 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510762352.5A CN105242406A (en) | 2015-11-11 | 2015-11-11 | 3D spectacles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510762352.5A CN105242406A (en) | 2015-11-11 | 2015-11-11 | 3D spectacles |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105242406A true CN105242406A (en) | 2016-01-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510762352.5A Pending CN105242406A (en) | 2015-11-11 | 2015-11-11 | 3D spectacles |
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| Country | Link |
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| CN (1) | CN105242406A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106547113A (en) * | 2017-01-18 | 2017-03-29 | 大连海事大学 | Expand scape glasses |
| CN106959574A (en) * | 2017-06-01 | 2017-07-18 | 胡星昭 | A kind of device for shooting and showing 3-dimensional image |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2211071Y (en) * | 1994-10-29 | 1995-10-25 | 刘全捷 | Stereoscopic glasses |
| CN2373810Y (en) * | 1999-05-24 | 2000-04-12 | 许澍翔 | Convex echelon prism type glasses |
| US20110261451A1 (en) * | 2010-04-21 | 2011-10-27 | Samsung Electronics Co., Ltd. | Stereoscopic glasses and display apparatus including the same |
| CN103487944A (en) * | 2013-09-26 | 2014-01-01 | 潍坊歌尔电子有限公司 | 3D glasses with amplification function |
| CN205427334U (en) * | 2015-11-11 | 2016-08-03 | 田文胜 | 3D glasses |
-
2015
- 2015-11-11 CN CN201510762352.5A patent/CN105242406A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2211071Y (en) * | 1994-10-29 | 1995-10-25 | 刘全捷 | Stereoscopic glasses |
| CN2373810Y (en) * | 1999-05-24 | 2000-04-12 | 许澍翔 | Convex echelon prism type glasses |
| US20110261451A1 (en) * | 2010-04-21 | 2011-10-27 | Samsung Electronics Co., Ltd. | Stereoscopic glasses and display apparatus including the same |
| CN103487944A (en) * | 2013-09-26 | 2014-01-01 | 潍坊歌尔电子有限公司 | 3D glasses with amplification function |
| CN205427334U (en) * | 2015-11-11 | 2016-08-03 | 田文胜 | 3D glasses |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106547113A (en) * | 2017-01-18 | 2017-03-29 | 大连海事大学 | Expand scape glasses |
| CN106959574A (en) * | 2017-06-01 | 2017-07-18 | 胡星昭 | A kind of device for shooting and showing 3-dimensional image |
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Application publication date: 20160113 |