CN202102231U

CN202102231U - Three-dimensional image imaging device

Info

Publication number: CN202102231U
Application number: CN2011202045333U
Authority: CN
Inventors: 侯锋
Original assignee: SHANGHAI PRISMLAB DIGITAL TECHNOLOGY Co Ltd
Current assignee: SHANGHAI MANHENG DIGITAL TECHNOLOGY CO., LTD.
Priority date: 2011-06-16
Filing date: 2011-06-16
Publication date: 2012-01-04
Anticipated expiration: 2021-06-16

Abstract

The utility model relates to a three-dimensional image imaging device comprising a stand, a driving mechanism, an exposure unit and a projection lens group. The exposure unit is movably arranged on the stand, and the projection lens group and the exposure unit are connected into a whole. The driving mechanism is connected with the exposure unit and can drive the exposure unit and the projection lens group to move among a plurality of preset positions of the stand. The exposure unit can debug an image at the corresponding preset position according to the preset positions on the stand, and display the image on a part of exposure area of the exposure unit.

Description

The imaging device of 3-D view

Technical field

The utility model relates to a kind of imaging device, especially relates to the imaging device of 3-D view.

Background technology

Along with the progress of display technique, three-dimensional (3D) is presented in recent years and gets into the application stage.For example, the 3D film with good visual experience becomes a reality, and the 3D television display technology also reaches its maturity.

Except on virtual screen, forming 3-dimensional image or the image, industry also is desirably in tangible media, for example forms 3-D view on the paper.The principle that forms 3-D view is normally: at medium; For example be printed with on the paper of multi-view image and attach grating; Each cell of grating (for example corresponding one or more pixels) can comprise two or more pixel regions, corresponding beholder's two observes the pixel region of seeing respectively; The setting of grating can make every eyes of beholder can only see a pixel region in the corresponding unit lattice; Two images that obtain of beholder can be handled in human brain, form three-dimensional viewing effect.Fig. 1 illustrates the schematic diagram that uses grating to form three-dimensional image effect.

For realizing personalized 3D photo output, can use the light-sensitive medium that is pasted with grating to obtain through multiexposure, multiple exposure.In order on medium, to form the image correspond respectively to two of beholders, imaging device needs image with different one group of different visual angles of angle projection on medium, and the image of these different visual angles need move in the exposing unit of imaging device in order.The heart light far away that exposing unit is launched is imaged on the medium through projection lens (or lens group).In the multi-view image exposure process, exposing unit projection lens (or lens group) relatively moves to different positions, to change projection angle.Because the reason process of exposing unit (light source and LCD) itself and projection lens, there is unevenness in image projected, generally needs to use software algorithm to proofread and correct this unevenness.When the relative projection lens of exposing unit is moved, this unevenness software correction result that depends on exposing unit (LCD) itself and projection lens relativeness will be no longer suitable, proofread and correct good projected image homogeneity and will be destroyed fully.

The utility model content

In order to overcome the problem of the imaging device that has 3-D view now, the utility model proposes a kind of imaging device of improved 3-D view, and it makes that the position relation can be fixed between exposing unit and the projection lens group.

The utility model is to solve the problems of the technologies described above the imaging device that the technical scheme that adopts is a kind of 3-D view of proposition, comprises a support, a driving mechanism, an exposing unit and a projection lens group.Exposing unit is installed on the support movably, and it is one that projection lens group and exposing unit link.Driving mechanism connection exposing unit also can drive exposing unit and projection lens group and between a plurality of precalculated positions of support, move.Exposing unit calls the image in corresponding precalculated position according to from the precalculated position on support, and on the partial exposure area of exposing unit, shows said image.

In an embodiment of the utility model, above-mentioned exposing unit comprises a display circuit and an exposure element.Display circuit calls the image in corresponding said precalculated position in order to according to from the precalculated position on said support.The exposure element connects this display circuit, shows according to the image that display circuit called.

In an embodiment of the utility model, the exposure area of above-mentioned exposing unit is of a size of the twice of the viewing area of above-mentioned image.

In an embodiment of the utility model, above-mentioned projection lens group comprises one or more camera lenses.

In an embodiment of the utility model, the quantity in above-mentioned a plurality of precalculated positions is 2-25.

In an embodiment of the utility model, above-mentioned imaging device also comprises an exposure stage, is positioned at this exposing unit below, and this exposure stage has a medium conveying mechanism.

In an embodiment of the utility model, the moving direction of above-mentioned exposing unit is vertical with the transmission direction of above-mentioned medium conveying mechanism.

The utility model makes it compared with prior art owing to adopt above technical scheme, because projection lens or lens group are to be combined as a whole with exposing unit to move, and utilizes the redundant exposure area of exposing unit to make and can make public to whole medium.Therefore projection lens and exposing unit can not produce the ruined problem of homogeneity because of relatively moving between the two, also avoid the problems such as exposure out of true of deriving thus.

Description of drawings

For letting above-mentioned purpose, the feature and advantage of the utility model can be more obviously understandable, elaborate below in conjunction with the embodiment of accompanying drawing to the utility model, wherein:

Fig. 1 is illustrated in the schematic diagram that shows 3-D view on the medium.

Fig. 2 illustrates the imaging device schematic configuration diagram of the utility model one embodiment.

Fig. 3 illustrates the imaging device electrical schematic diagram of the utility model one embodiment.

Fig. 4 A-4C illustrates the imaging process according to the utility model one embodiment.

Fig. 5 A-5E illustrates the synoptic diagram that in the cell of grating, forms a plurality of pixel regions according to the utility model one embodiment.

Embodiment

Fig. 2 illustrates the imaging device schematic configuration diagram of the utility model one embodiment.With reference to shown in Figure 2, the imaging device 100 of the 3-D view of present embodiment comprises a support 101, a driving mechanism 110, an exposing unit 120, a projection lens group 130 and exposure stage 140.Support 101 is fixed mounts, is positioned at exposure stage 140 tops.Exposing unit 120 is used to provide the required pattern of exposure, and exposing patterns is to be realized by the image in the exposure area that is presented at exposing unit 120.Exposing unit 120 is installed on the support 101 movably.It is one that projection lens group 130 links with exposing unit 120.Projection lens group 130 can comprise one or more camera lenses, is used for exposing patterns is projected to the dielectric surface on the exposure stage 140.

In one embodiment, medium for example is a paper material.

Exposure stage 140 also has medium conveying mechanism (figure does not show), is used for transmitting above-mentioned medium.

Driving mechanism 110 also can be installed on the support 101, and driving mechanism 110 connects exposing unit 120 and can drive exposing unit 120 mobile on support 101 with projection lens group 130.The moving direction of exposing unit 120 is vertical with the transmission direction of above-mentioned medium conveying mechanism.

In order can making public, thereby to form a plurality of visual angles image, to have preset a plurality of positions at support 101 at the diverse location of dielectric surface.For instance, a reference position is set, in this position exposing unit 120 and projection lens group 130 over against exposure stage 140.One or more deviation posts are set in addition, depart to some extent at these position exposing units 120 and projection lens group 130 and exposure stage 140 centers.The quantity of the visual angle image that the quantity of position can form on medium as required and deciding.For example, the quantity of position can be 2-25.

Driving mechanism 110 can drive exposing unit 120 (and projection lens group 130) and between a plurality of precalculated positions, move.During this period, exposing unit 120 can be according to from precalculated position on support 101, from an image library, calls visual angle image that should the precalculated position, and on the partial exposure area of exposing unit, shows this image.Images displayed can be passed through the part zone that projection lens group 130 projects medium, makes public into image.This part zone of medium is to be controlled by grating.

At this, the size of the whole view field of exposing unit 120 is greater than the viewing area that is used for display image at every turn.That is to say that the exposure area of exposing unit 120 is redundant, redundant degree is looked deviation post and is departed from the maximum angle of reference position and decide.For example the exposure area can be the twice of the viewing area of image.Therefore, exposing unit 120 is to use different exposure areas to make public in different positions.

Fig. 3 illustrates the imaging device electrical schematic diagram of the utility model one embodiment.With reference to shown in Figure 3, imaging device 100 can comprise a control circuit 102, and what it can controlling and driving mechanism 110 moves, and can correspondingly control the exposure of exposing unit 120.Exposing unit 120 can further comprise display circuit 121 and exposure element 122.When control circuit 102 was informed display circuit 121 with position or the similar signal of exposing unit 120 on support, display circuit 121 can be according to this call by location to should images of positions.This image can be to be taken by 3 D cameras, and saves as one of a plurality of visual angles image in the stereo-picture.Exposure element 122 connects this display circuit 121, and the image that is called according to display circuit 121 shows.As previously mentioned, exposure element 122 should be greater than the viewing area that is used for display image at every turn.Redundant degree is looked deviation post and is departed from the angle of reference position and decide.

In an embodiment of the present invention, exposure element 122 for example is a liquid crystal panel.

Fig. 4 A-4C illustrates the imaging process according to the utility model one embodiment.In this instantiation procedure, having a plurality of precalculated positions with exposing unit is example.In Fig. 4 A, exposing unit 120 is in the left avertence pan position.Carry out projection at this moment with 1/2 regional display image on the left of the exposure area of exposing unit 120, and to the whole dielectric surface on the exposure stage 140.

Be appreciated that the existence owing to the grating of dielectric surface, the light that has only projection angle to satisfy the requirement of grating incident angle just is able on the medium below the grating, make public.Fig. 5 A-5E illustrates the synoptic diagram that in the cell of grating, forms a plurality of pixel regions according to the utility model one embodiment.Shown in Fig. 5 A-5E, the light of projection from different perspectives can make public by different pixels zone a-e in the cell of grating.

In Fig. 4 B, exposing unit 120 is in the reference position.Carry out projection at this moment with 1/2 central regional display image of the exposure area of exposing unit 120, and to the whole dielectric surface on the exposure stage 140.

In Fig. 4 C, exposing unit 120 is in the right avertence pan position.This moment is with the 1/2 regional display image on the right side, exposure area of exposing unit 120, and the whole dielectric surface on the exposure stage 140 is carried out projection.

So, then form printing paper with three visual angle images.

Through the utility model the foregoing description; Because projection lens or lens group are to be combined as a whole with exposing unit to move; Therefore can not produce the ruined problem of homogeneity between the two, avoid the problems such as exposure out of true of deriving thus yet because of relatively moving

Though the utility model discloses as above with preferred embodiment; Right its is not in order to limit the utility model; Any those skilled in the art; In spirit that does not break away from the utility model and scope, when can doing a little modification and perfect, so the protection domain of the utility model is when being as the criterion with what claims defined.

Claims

1. the imaging device of a 3-D view; Comprise a support, a driving mechanism, an exposing unit and a projection lens group; It is characterized in that said exposing unit is installed on the said support movably, it is one that said projection lens group and said exposing unit link; Said driving mechanism connects said exposing unit and can drive said exposing unit and said projection lens group and between a plurality of precalculated positions of said support, moves; Said exposing unit calls the visual angle image in corresponding said precalculated position according to from the precalculated position on said support, and on the partial exposure area of said exposing unit, shows said visual angle image.

2. the imaging device of 3-D view as claimed in claim 1 is characterized in that, said exposing unit comprises:

One display circuit in order to according to from the precalculated position on said support, calls the visual angle image in corresponding said precalculated position; And

One exposure element connects said display circuit, shows not according to the visual angle image that display circuit called.

3. the imaging device of 3-D view as claimed in claim 1 is characterized in that, the exposure area of said exposing unit is of a size of the twice of the viewing area of said visual angle image.

4. the imaging device of 3-D view as claimed in claim 1 is characterized in that, said projection lens group comprises one or more camera lenses.

5. the imaging device of 3-D view as claimed in claim 1 is characterized in that, the quantity in said a plurality of precalculated positions is 2-25.

6. the imaging device of 3-D view as claimed in claim 1 is characterized in that, also comprises an exposure stage, is positioned at said exposing unit below, and said exposure stage has a medium conveying mechanism.

As claim 6 state the imaging device of 3-D view, it is characterized in that the moving direction of said exposing unit is vertical with the transmission direction of said medium conveying mechanism.

8. the imaging device of 3-D view as claimed in claim 1 is characterized in that, said exposure element is a liquid crystal panel.