CN220173281U - 3D image direct acquisition device based on Porro prism - Google Patents
3D image direct acquisition device based on Porro prism Download PDFInfo
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- CN220173281U CN220173281U CN202220238882.5U CN202220238882U CN220173281U CN 220173281 U CN220173281 U CN 220173281U CN 202220238882 U CN202220238882 U CN 202220238882U CN 220173281 U CN220173281 U CN 220173281U
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Abstract
The utility model discloses a 3D image direct acquisition device based on a Porro prism. The mobile phone support is provided with a supporting rod, one end of the supporting rod is connected with the mobile phone support, the other end of the supporting rod is connected with the prism support, and the Porro prism is adjustably mounted on the prism support. The beneficial effects of the utility model are as follows: the 3D image can be obtained through direct shooting by the mobile phone, and the effect of real-time watching can be realized without any splicing and synthesizing treatment on the pictures; the realization cost is extremely low, only one Porro prism is needed, complex lens combination is avoided, and the price of the parents is realized.
Description
Technical Field
The utility model relates to the technical field of image acquisition, in particular to a 3D image direct acquisition device based on a Porro prism.
Background
In recent years, 3D technology has rapidly developed, and has begun to penetrate into aspects of life, such as 3D movies, 3D live video tape, 3D simulated projection, and the like. In a short period of time, 3D movies have become popular from the pineapple horns, and at present, 3D playback is supported in movie theatres of almost all sizes, 3D movies being one of the most popular mass entertainment items. Moreover, the 3D technology performs industrial detection in the industrial field, performs aviation stereoscopic reconnaissance in the military field, and the like, provides unprecedented realistic visual effects, and has important application value in various large fields.
As such, acquiring 3D images through a mobile phone has become one of the focus of attention of the next generation. So far, people usually shoot the same object or scenery through different angles to form the viewing displacement, then splice through APP two kinds of pictures to acquire 3D image, but this technique obviously can't satisfy the requirement of watching in real time, because the operation step is loaded down with trivial details again, is difficult to satisfy the demand of different age groups. The other technology is to obtain the 3D image by using the binocular stereoscopic vision principle through the external camera of the mobile phone, but obviously the cost is too high and the popularization is difficult.
Disclosure of Invention
The utility model aims to overcome the defects in the prior art and provides a 3D image direct acquisition device based on a Porro prism, which is low in cost and real-time.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides a 3D image directly obtains device based on Porro's prism, includes cell phone stand, prism support and Porro's prism, cell phone stand on be equipped with the bracing piece, the one end and the cell phone stand of bracing piece are connected, the other end and the prism support connection of bracing piece, porro's prism adjustable install on the prism support.
The device mainly comprises a Porro prism, a prism support for placing the Porro prism and a mobile phone support fixed on a mobile phone, wherein the Porro prism acquires an original image, and the mobile phone acquires an original image from a lens, so that an external scene is imaged on a CMOS sensor of the mobile phone through a bilateral symmetry light path, two images describing the same scene can be observed on a screen of the mobile phone, and a 3D effect can be observed on the mobile phone in real time by wearing 3D glasses. On one hand, the utility model can directly shoot through the mobile phone to obtain the 3D image, and the effect of real-time watching can be realized without any splicing and synthesizing treatment on the picture; on the other hand, the device has extremely low realization cost, only one Porro prism is needed, complex lens combination is avoided, and the price of the parent is realized.
Preferably, the prism support comprises a prism base and a prism support, the two support rods are respectively connected with the left side surface and the right side surface of the prism base, the prism support is U-shaped, one right-angle surface of the Paul prism is arranged at the position close to the other right-angle surface of the Paul prism and is arranged on the prism support, and the prism support is in sliding connection with the prism base. The structural design of the prism support facilitates the disassembly and the assembly of the Porro prism, and facilitates the movement adjustment of the Porro prism.
Preferably, a sliding groove matched with the prism base is formed in the bottom of the prism support, and the prism support is in sliding connection with the prism base through the matching of the prism base and the sliding groove. Through the design of spout, can conveniently control position control to the Porro prism and satisfy the user demand.
Preferably, the mobile phone support comprises a support base and a support arm, the support arm is detachably connected with the support base, the mobile phone support is U-shaped, a support seat is arranged on one end face, deviating from the support arm, of the support base, and one end of the support rod is in threaded connection with the support seat through the matching of screws and nuts. Through the cooperation design of bracing piece and supporting seat, can make things convenient for the Porro prism to carry out upper and lower position adjustment to Porro prism and satisfy the user demand.
Preferably, the shape of the support arm is L-shaped, arm grooves are formed in the left side surface and the right side surface of the support base, an extension spring is arranged in the arm grooves, one end of the extension spring is connected with the bottom of the arm grooves, the other end of the extension spring is connected with one end of the support arm, and a clamping connector is arranged at the other end of the support arm. The extension spring can meet the expansion of the application range of the support arm, so that the mobile phone support can meet the requirements of different mobile phone sizes.
As another preference, the prism support include prism base and prism support, the bracing piece have two and be connected with the left and right sides face of prism base respectively, the shape of prism support is the T type, the prism support include horizontal limit and perpendicular limit, the horizontal limit one end of prism support is equipped with the spout, the prism support pass through the cooperation of prism base and spout and prism base sliding connection, the Paul prism has two, two Paul prisms are installed on the perpendicular edge of prism support and are symmetrical distribution with the perpendicular limit as the center, one of them right angle face of Paul prism and place the position department of being close to another right angle face of Paul prism and install on the perpendicular edge of prism support, another right angle face of Paul prism corresponds with the cell-phone support. The direct acquisition of the 3D image can still be realized through the structural design of the two Porro prisms.
The beneficial effects of the utility model are as follows: the 3D image can be obtained through direct shooting by the mobile phone, and the effect of real-time watching can be realized without any splicing and synthesizing treatment on the pictures; the realization cost is extremely low, only one Porro prism is needed, complex lens combination is avoided, and the price of the parents is realized.
Drawings
FIGS. 1 and 2 are schematic views of a structure of the present utility model;
FIG. 3 is a schematic diagram of a mobile phone holder according to the present utility model;
fig. 4 is a schematic view of another construction of the present utility model.
In the figure: 1. the novel prism comprises a Porro prism, a prism support, a mobile phone support, a prism base, a support rod, a support seat, a support base, a support arm, a clamping connector, a vertical edge and a horizontal edge, wherein the support base is a support base, the support arm is a support arm, the clamping connector is a clamping connector, and the vertical edge is a vertical edge.
Detailed Description
The utility model is further described below with reference to the drawings and detailed description.
In the embodiments shown in fig. 1, 2 and 3, a device for directly acquiring 3D images based on a paul prism includes a mobile phone support 3, a prism support 2 and a paul prism 1, wherein a support bar 6 is disposed on the mobile phone support 3, one end of the support bar 6 is connected with the mobile phone support 3, the other end of the support bar 6 is connected with the prism support 2, and the paul prism 1 is adjustably mounted on the prism support 2. The prism support 2 comprises a prism base 5 and a prism support 4, two support rods 6 are respectively connected with the left side surface and the right side surface of the prism base 5, the shape of the prism support 4 is U-shaped, one right-angle surface of the Porro prism 1 is arranged at the position close to the other right-angle surface of the Porro prism 1 and is arranged on the prism support 4, and the prism support 4 is in sliding connection with the prism base 5. The bottom of the prism support 4 is provided with a chute matched with the prism base 5, and the prism support 4 is in sliding connection with the prism base 5 through the matching of the prism base 5 and the chute. The mobile phone support 3 comprises a support base 8 and a support arm 9, the support arm 9 is detachably connected with the support base 8, the mobile phone support 3 is U-shaped, a support seat 7 is arranged on one end face, deviating from the support arm 9, of the support base 8, and one end of the support rod 6 is in threaded connection with the support seat 7 through the matching of screws and nuts. The shape of the support arm 9 is L-shaped, arm grooves are formed in the left side surface and the right side surface of the support base 8, an extension spring is arranged in each arm groove, one end of each extension spring is connected with the bottom of each arm groove, and the other end of each extension spring is connected with one end of the support arm 9. The other end of the bracket arm 9 is provided with a clamping joint 10. The other right-angle surface of the Porro prism 1 corresponds to the bracket base 8. The refraction surface and a right angle surface of the Porro prism 1 are used for refracting light and imaging, the Porro prism 1 can move left and right through a chute at the bottom of the prism support 4, and the angle of the lens of the mobile phone can be changed through the support rod 6.
The device is different from the existing 3D image acquisition technology, two pictures are acquired from different angles, then the pictures are spliced and combined by software, external light is only required to be refracted to a right angle surface through the inclined surface of the Porro prism 1 according to the refraction principle of light, at the moment, an image formed in the right angle surface of the Porro prism 1 can be seen, and the image formed by the right angle surface of the Porro prism 1 is shot by a mobile phone. When shooting, the other right-angle surface of the Porro prism 1 is parallel to half of the lens of the mobile phone, namely, an image formed by the Porro prism 1 occupies the upper half screen of the mobile phone, and the lower half screen image of the mobile phone shot by the lens of the mobile phone is identical to the image formed by the Porro prism 1. At this time, two identical images of upper and lower divisions are presented on the mobile phone, one is an image formed by refraction of the Porro prism 1, the other is an image shot by the mobile phone with a lens, the images do not need to be spliced and synthesized, 3D glasses are worn according to the basic principle of 3D imaging, and the two images are overlapped to form an image with stereoscopic effects such as far, near, front, back and the like, so that the 3D effect of the shot picture can be seen. The simple device only uses one Porro prism 1, has extremely low cost, small volume and convenient carrying, avoids splicing and synthesizing images by software, can acquire naked eye 3D images in real time, and can be used by people of various ages.
As shown in fig. 4, the prism support 2 includes a prism base 5 and a prism support 4, two support rods 6 are respectively connected with left and right sides of the prism base 5, the prism support 4 is in a T shape, the prism support 4 includes a horizontal side 12 and a vertical side 11, one end of the horizontal side 12 of the prism support 4 is provided with a chute, the prism support 4 is slidably connected with the prism base 5 through cooperation of the prism base 5 and the chute, the Paul prism 1 is provided with two Paul prisms 1, the two Paul prisms 1 are mounted on the vertical side 11 of the prism support 4 and symmetrically distributed with the vertical side 11 as a center, one of the right-angle surfaces of the Paul prisms 1 is mounted on the vertical side 11 of the prism support 4 at a position close to the other right-angle surface of the Paul prism 1, and the other right-angle surface of the Paul prism 1 corresponds to the mobile phone support 3. The two Porro prisms 1 are used, the refraction principle of light is also used, external light enters the refraction surface of the Porro prisms 1 and is refracted to the right-angle surface, at the moment, two identical images are displayed on the right-angle surfaces of the two Porro prisms 1, the mirror image formed on the right-angle surface of the Porro prisms 1 is shot and stored by a mobile phone, a 3D image is obtained, and a 3D effect formed by overlapping the two images can be observed by wearing 3D glasses.
Claims (6)
1. 3D image directly acquires device based on Porro prism, characterized by, including cell phone stand (3), prism support (2) and Porro prism (1), cell phone stand (3) on be equipped with bracing piece (6), the one end and the cell phone stand (3) of bracing piece (6) are connected, the other end and the prism support (2) of bracing piece (6) are connected, porro prism (1) adjustable install on prism support (2).
2. The device for directly acquiring the 3D image based on the Paul prism according to claim 1, wherein the prism support (2) comprises a prism base (5) and a prism support (4), two support rods (6) are respectively connected with the left side surface and the right side surface of the prism base (5), the shape of the prism support (4) is U-shaped, one right-angle surface of the Paul prism (1) is arranged at a position close to the other right-angle surface of the Paul prism (1) and is arranged on the prism support (4), and the prism support (4) is in sliding connection with the prism base (5).
3. The 3D image direct acquisition device based on a paul prism according to claim 2, wherein the bottom of the prism support (4) is provided with a chute matched with the prism base (5), and the prism support (4) is slidably connected with the prism base (5) through the matching of the prism base (5) and the chute.
4. The device for directly acquiring the 3D image based on the Porro prism according to claim 1, characterized in that the mobile phone support (3) comprises a support base (8) and a support arm (9), the support arm (9) is detachably connected with the support base (8), the mobile phone support (3) is U-shaped, a support seat (7) is arranged on one end surface, deviating from the support arm (9), of the support base (8), and one end of the support rod (6) is connected with the support seat (7) through matching threads of screws and nuts.
5. The device for directly acquiring the 3D image based on the Porro prism according to claim 4, wherein the shape of the support arm (9) is L-shaped, arm grooves are formed in the left side surface and the right side surface of the support base (8), an extension spring is arranged in each arm groove, one end of the extension spring is connected with the bottom of each arm groove, the other end of the extension spring is connected with one end of the support arm (9), and a clamping connector (10) is arranged at the other end of the support arm (9).
6. The 3D image direct acquisition device based on a paul prism according to claim 1, wherein the prism support (2) comprises a prism base (5) and a prism support (4), the two support rods (6) are respectively connected with the left side and the right side of the prism base (5), the shape of the prism support (4) is in a T shape, the prism support (4) comprises a horizontal side (12) and a vertical side (11), one end of the horizontal side (12) of the prism support (4) is provided with a chute, the prism support (4) is in sliding connection with the prism base (5) through the cooperation of the prism base (5) and the chute, the two paul prisms (1) are installed on the vertical side (11) of the prism support (4) and are symmetrically distributed by taking the vertical side (11) as a center, one of the right-angle sides of the paul prisms (1) is placed at a position close to the other right-angle side of the prism support (4), and the other right-angle side (11) of the paul prisms (1) is installed on the vertical side (11) of the prism support (3) corresponding to the other right-angle side of the prism support (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220238882.5U CN220173281U (en) | 2022-01-28 | 2022-01-28 | 3D image direct acquisition device based on Porro prism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220238882.5U CN220173281U (en) | 2022-01-28 | 2022-01-28 | 3D image direct acquisition device based on Porro prism |
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| Publication Number | Publication Date |
|---|---|
| CN220173281U true CN220173281U (en) | 2023-12-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220238882.5U Active CN220173281U (en) | 2022-01-28 | 2022-01-28 | 3D image direct acquisition device based on Porro prism |
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| Country | Link |
|---|---|
| CN (1) | CN220173281U (en) |
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- 2022-01-28 CN CN202220238882.5U patent/CN220173281U/en active Active
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