CN113759652B

CN113759652B - Visual immersion type stereoscopic projection equipment and projection method

Info

Publication number: CN113759652B
Application number: CN202111028765.2A
Authority: CN
Inventors: 邢海洲
Original assignee: Shenzhen Xuanzhifeng Cultural Creativity Co ltd
Current assignee: Shenzhen Xuanzhifeng Cultural Creativity Co ltd
Priority date: 2021-09-02
Filing date: 2021-09-02
Publication date: 2023-05-16
Anticipated expiration: 2041-09-02
Also published as: CN113759652A

Abstract

The invention discloses a visual immersion type stereoscopic projection device and a projection method, and relates to the technical field of stereoscopic projection devices. This vision immersive stereoscopic projection equipment and projection method responds to with the infrared laser transmitter of its adaptation through the infrared receiving paster of triangle distribution in the bodiness curtain back to ensure the position accuracy of projection picture and ensure the roughness of projection picture, and the stereoscopic glasses of this application can adapt to simultaneously and wear correction glasses and not wear the crowd who corrects glasses.

Description

Visual immersion type stereoscopic projection equipment and projection method

Technical Field

The invention relates to the technical field of stereoscopic projection equipment, in particular to vision immersion stereoscopic projection equipment and a projection method.

Background

Stereoscopic projection devices, also called 3D projection devices, are usually composed of stereoscopic glasses, a projection curtain and a projector, and the pictures displayed by the stereoscopic projection devices have 3D stereoscopic impression, so as to provide immersive visual enjoyment for people.

The projector of the existing stereoscopic projection device needs to manually adjust the position when in use each time so that a projection picture is positioned at a designated position and is as flat as possible without deflection, but manual operation causes insufficient accuracy, so that the projection picture always has slight deflection and has the problem of complicated operation process.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides a visual immersion type stereoscopic projection device and a projection method, which solve the problems that in the prior art, the projector of the existing stereoscopic projection device needs to manually adjust the position to enable a projection picture to be positioned at a designated position and to be as smooth as possible without deflection, but manual operation causes insufficient accuracy, so that the projection picture always has slight deflection and has complicated operation process.

In order to achieve the above purpose, the invention is realized by the following technical scheme: the utility model provides a vision immersion stereoscopic projection equipment, includes projection curtain, projecting apparatus and stereoscopic glasses, the projection curtain includes rolling box, thickening curtain, back groove, infrared receiving paster, rubber paster, black frame district, X coordinate axis and Y coordinate axis, the inside of rolling box is rolled up there is the thickening curtain, and the back groove has been seted up on the back surface of thickening curtain, the inside infrared receiving paster that is provided with of back groove, and the back of infrared receiving paster is fixed with the rubber paster, the surface edge department of thickening curtain is provided with black frame district, and the bottom surface in black frame district is provided with X coordinate axis, surface one side in black frame district is provided with Y coordinate axis, the projecting apparatus sets up in one side of thickening curtain, projector surface connection has the camera, and the left end surface distribution of projecting apparatus has infrared laser transmitter, stereoscopic glasses wears in human eye.

Optionally, the back grooves are distributed on the back of the thickening curtain in a triangle shape, and the back grooves are distributed by taking the center of the thickening curtain as a base point.

Optionally, be adhesive linkage between rubber paster and the bodiness curtain, and rubber paster is flexible structure.

Optionally, the top of projecting apparatus is provided with the slide rail, and the inside sliding connection of slide rail has the pulley, one side of pulley is connected with servo motor, the top of slide rail is provided with electric lift pole.

Optionally, the projector is assembled by sliding among the servo motor, the pulley and the sliding rail, and the servo motor is fixedly connected with the projector.

Optionally, the infrared laser emitter and the infrared receiving patch are in one-to-one correspondence, and the central axis of the infrared laser emitter coincides with the central axis of the infrared receiving patch.

Optionally, the stereoscopic glasses include mirror holder, lens, double-end telescopic joint, pivot, torsional spring, branch and clamping piece, the both ends of double-end telescopic joint are connected with the mirror holder, and the bottom plate of mirror holder is fixed with the lens, the outside of mirror holder rotates and is connected with the pivot, and the outside of pivot is connected with the torsional spring, the surface connection of torsional spring has branch, and the medial surface of branch is provided with the clamping piece.

Optionally, the clamping piece is provided with two, and laminating relatively sets up between the clamping piece, and the mirror holder is provided with two, and constitutes sliding connection through the double-end telescopic joint between the mirror holder.

Optionally, the stereoscopic glasses further comprise a telescopic ear hook, and the telescopic ear hook is connected to the inside of the supporting rod in a sliding manner.

A projection method of a visual immersion type stereoscopic projection device, comprising the following operation steps:

s1, adjusting a projection picture:

the thickening curtain is fully extended, the positions of the infrared receiving patches are obtained based on the X coordinate axis and the Y coordinate axis, and the infrared receiving patches are provided with three coordinate positions which are X1 and Y1 respectively; x2, Y2; x3, Y3; meanwhile, a camera on the surface of the projector captures an X coordinate axis and a Y coordinate axis on the surface of the black frame area, and the projector vertically ascends and descends or horizontally moves through an electric lifting rod and a servo motor until the infrared laser emitter and the coordinate positions X1 and Y1 respectively; x2, Y2; the X3 and Y3 are aligned, at the moment, the infrared receiving patch and the infrared laser emitter are mutually induced, the position of the surface projector is accurate, namely, the generated projection picture is positioned at the center of the surface of the thickening curtain, and the projection picture is flat and has no skew;

s2, directly wearing 3D glasses:

when a person with normal eyesight and without corrective glasses wears the stereoscopic glasses, the glasses frames are stretched or pushed inwards to two sides, so that the distance between the glasses frames is adjusted through the expansion and contraction of the double-head expansion joints to adapt to the eye socket distances of different people, and then the telescopic earhooks are pulled out from the inside of the supporting rods and hooked on the ears to finish wearing, and projection pictures are watched;

s3, indirectly wearing 3D glasses:

to wearing the crowd who has correction eyesight glasses, at first the interval between the mirror holder is adjusted through the flexible of double-end telescopic joint, then flexible ear-hook is not taken out, is rotatory subsides in correction glasses's glasses leg surface inwards by branch under the torsional spring effect, opens to carry out the centre gripping to the glasses leg because of laminating glasses leg and under torsional spring torsion effect between the clamping piece this moment, can accomplish the wearing of three-dimensional glasses on wearing correction glasses's basis this moment.

The invention provides a visual immersion type stereoscopic projection device and a projection method, which have the following beneficial effects:

the infrared receiving patches distributed on the back of the thickening curtain through the triangles are sensed by the infrared laser transmitters matched with the infrared receiving patches, so that the accuracy of the position of a projection picture is ensured, the flatness of the projection picture is ensured, and the stereo glasses can be simultaneously suitable for people wearing corrective glasses and not wearing the corrective glasses.

1. According to the visual immersion type stereoscopic projection device and the projection method, the projector can vertically lift or horizontally slide through the arrangement of the electric lifting rod, the sliding rail, the pulley and the servo motor, the position of the projector is adjusted and is matched with one-to-one induction between the infrared laser emitter and the infrared receiving patch, a projection picture projected by the projector can accurately fall on the central part of the surface of the thickening curtain, the projection picture is flat and free of deflection, the comfort level of people is improved, and the picture adjustment is convenient and effective because manual operation adjustment is not needed.

2. According to the visual immersion type stereoscopic projection device and the projection method, the infrared receiving patch is positioned in the back groove, the infrared laser can still be normally received based on penetrability of the infrared laser, the integrity of the surface of the thickening curtain is not damaged, the rubber patch and the thickening curtain are bonded, the glue solution is melted at the joint of the rubber patch and the thickening curtain through hot air heating, so that the infrared receiving patch is convenient to take down for replacement and maintenance, and a layer of new glue solution can be continuously bonded when the infrared receiving patch is coated.

3. This visual immersion type stereoscopic projection equipment and projection method, infrared receiving paster is inside to the rolling box with the bodiness curtain rolling after, can carry infrared receiving paster adaptation rolling flow through the flexible effect of rubber paster to make the form after infrared receiving paster adaptation rolling, avoid infrared receiving paster to take place to bend because of the rolling and cause the damage.

4. According to the visual immersion type stereoscopic projection device and the projection method, the spacing of lenses of the stereoscopic glasses can be adjusted through the double-head telescopic joint so as to adapt to different eye socket spacings, and the supporting rods are always close to two sides of the head through the torsion springs, so that the stereoscopic glasses can be tightly worn on the head without loosening and falling.

5. This vision immersive stereoscopic projection equipment and projection method makes its flexible slip along branch inside through push-and-pull flexible ear hook, and adaptable different crowds wear, and flexible ear hook is favorable to being adapted to not wearing the crowd of correcting glasses in the ear after stretching out, and the arm of glasses is corrected through clamping piece centre gripping after the shrink of flexible ear hook, can be adapted to the crowd of wearing correcting glasses again, and this wearing mode makes the lens cover completely and corrects the glasses surface for when wearing correcting glasses and stereoscopic glasses simultaneously, there is not frame ghost image and barrier influence vision between the two.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present invention;

FIG. 2 is a schematic diagram of a projector according to the present invention;

FIG. 3 is an enlarged schematic view of the structure of FIG. 1A according to the present invention;

FIG. 4 is a schematic front view of a thickened curtain according to the present invention;

FIG. 5 is a schematic view of the structure of the thickened curtain after rolling;

FIG. 6 is a schematic view of the structure of the stereoscopic glasses of the present invention;

FIG. 7 is a schematic side view of a strut according to the present invention;

fig. 8 is a schematic diagram of the front view of the clip of the present invention.

In the figure: 1. a projection curtain; 101. a winding box; 102. thickening the curtain; 103. a back groove; 104. an infrared receiving patch; 105. a rubber patch; 106. a black frame region; 107. an X coordinate axis; 108. y coordinate axis; 2. a projector; 3. a camera; 4. an infrared laser emitter; 5. stereoscopic glasses; 501. a frame; 502. a lens; 503. a double-head expansion joint; 504. a rotating shaft; 505. a torsion spring; 506. a support rod; 507. a clamping piece; 508. telescoping the ear hook; 6. a slide rail; 7. a pulley; 8. a servo motor; 9. an electric lifting rod.

Detailed Description

As shown in fig. 1-4, the present invention provides a technical solution: the utility model provides a visual immersion type stereoscopic projection device, including projection curtain 1, projecting apparatus 2 and stereoscopic glasses 5, projection curtain 1 includes rolling box 101, thickening curtain 102, back groove 103, infrared receiving patch 104, rubber patch 105, black frame district 106, X coordinate axis 107 and Y coordinate axis 108, rolling box 101's inside is rolled up and is had thickening curtain 102, and back groove 103 has been seted up on thickening curtain 102's back surface, back groove 103 inside is provided with infrared receiving patch 104, and infrared receiving patch 104's back is fixed with rubber patch 105, thickening curtain 102's surface edge department is provided with black frame district 106, and black frame district 106's bottom surface is provided with X coordinate axis 107, black frame district 106's surface one side is provided with Y coordinate axis 108, projecting apparatus 2 sets up in thickening curtain 102's one side, the surface of the projector 2 is connected with the camera 3, the infrared laser transmitters 4 are distributed on the outer surface of the left end of the projector 2, the stereoscopic glasses 5 are worn on eyes of a human body, a sliding rail 6 is arranged above the projector 2, a pulley 7 is connected inside the sliding rail 6 in a sliding manner, one side of the pulley 7 is connected with a servo motor 8, an electric lifting rod 9 is arranged at the top of the sliding rail 6, back grooves 103 are distributed on the back of the thickening curtain 102 in a triangular shape, the back grooves 103 are distributed by taking the center of the thickening curtain 102 as a base point, the projector 2 is assembled in a sliding manner through the servo motor 8 and the pulley 7 and the sliding rail 6, the servo motor 8 is fixedly connected with the projector 2, the infrared laser transmitters 4 are in one-to-one correspondence with the infrared receiving patches 104, and the central axis of the infrared laser transmitters 4 coincides with the central axis of the infrared receiving patches 104;

the method comprises the following steps that firstly, the thickening curtain 102 is completely discharged from the inside of the winding box 101, and the projector 2 projects a projection picture on the surface of the thickening curtain 102, wherein the infrared receiving patches 104 are distributed in a triangle shape by taking the central part of the thickening curtain 102 as a base point, and at the moment, three coordinates, namely X1 and Y1, are formed by the three infrared receiving patches 104 in an X coordinate axis 107 and a Y coordinate axis 108; x2, Y2; x3, Y3, then the camera 3 captures the origin positions of the X coordinate axis 107 and the Y coordinate axis 108, and confirms X1 and Y1 in turn based on the data on the X coordinate axis 107 and the Y coordinate axis 108; x2, Y2; the position of the X3 and Y3 coordinates is then driven by the electric lifting rod 9 to vertically lift the projector 2, and the pulley 7 is driven by the servo motor 8 to horizontally slide along the sliding rail 6, so that the projector 2 horizontally slides, and the position of the projector 2 is adjusted until one-to-one induction is realized between the infrared laser emitter 4 and the infrared receiving patches 104, and after the three infrared receiving patches 104 all generate induction, the projection picture representing the moment is positioned at the central position of the thickening curtain 102, and the projection picture is flat and free of skew.

As shown in fig. 3 and 5, the rubber patch 105 is connected with the thickening curtain 102 in an adhesive manner, and the rubber patch 105 is in a flexible structure;

when the infrared receiving patch 104 is wound to the winding box 101 along with the thickening curtain 102, the infrared receiving patch 104 can be carried by the flexible action of the rubber patch 105 to adapt to the winding flow, the infrared receiving patch 104 is enabled to adapt to the form after winding, damage to the infrared receiving patch 104 caused by bending due to winding is avoided, the rubber patch 105 is bonded with the thickening curtain 102, glue solution is melted at the joint of the rubber patch 105 and the thickening curtain 102 through hot air heating, so that the infrared receiving patch 104 is convenient to take down for replacement and maintenance, and a layer of new glue solution can be continuously bonded after being smeared during installation.

As shown in fig. 6-8, the stereo glasses 5 comprise a glasses frame 501, lenses 502, double-end telescopic joints 503, rotating shafts 504, torsion springs 505, supporting rods 506 and clamping pieces 507, wherein the two ends of each double-end telescopic joint 503 are connected with the glasses frame 501, the bottom plate of each glasses frame 501 is fixedly provided with the lenses 502, the outer sides of each glasses frame 501 are rotatably connected with the corresponding rotating shafts 504, the outer sides of the rotating shafts 504 are connected with the torsion springs 505, the surfaces of the torsion springs 505 are connected with the supporting rods 506, the inner side surfaces of the supporting rods 506 are provided with the clamping pieces 507, the clamping pieces 507 are provided with two, the clamping pieces 507 are oppositely attached, the two glasses frames 501 are provided, and the glasses frames 501 are in sliding connection through the double-end telescopic joints 503;

the specific operation is as follows, when the human body with normal eyesight and no corrective glasses wears the stereoscopic glasses 5, the glasses frame 501 is stretched to two sides or pushed inwards, the distance between the glasses frames 501 is adjusted through the expansion and contraction of the double-head expansion joint 503 so as to adapt to the eye socket distance of different people, and then the expansion and contraction earhook 508 is pulled out from the inside of the supporting rod 506 and hooked on the ear, so that the wearing can be completed, and the projection picture is watched.

As shown in fig. 7, the stereo glasses 5 further comprise a telescopic ear hook 508, and the telescopic ear hook 508 is slidably connected to the inside of the supporting rod 506;

the specific operation is as follows, to wearing the crowd who has correction glasses, at first the interval between the mirror holder 501 is adjusted through the flexible of double-end telescopic joint 503, then flexible ear-hang 508 is not taken out, inwards rotatory subsides in correction glasses's earpiece surface by branch 506 under torsional spring 505 effect, because of laminating earpiece and open under torsional spring 505 torsion and carry out the centre gripping to the earpiece between the clamping piece 507 this moment, can accomplish the wearing of stereoscopic glasses 5 on wearing correction glasses's basis this moment.

s1, adjusting a projection picture:

the thickening curtain 102 is fully extended, the position of the infrared receiving patch 104 is obtained based on an X coordinate axis 107 and a Y coordinate axis 108, three infrared receiving patches 104 are arranged in total, and the coordinate positions are X1 and Y1 respectively; x2, Y2; x3, Y3; meanwhile, the camera 3 on the surface of the projector 2 captures an X coordinate axis 107 and a Y coordinate axis 108 on the surface of the black frame area 106, and the projector 2 vertically ascends and descends or horizontally moves through the electric lifting rod 9 and the servo motor 8 until the infrared laser emitter 4 and the coordinate positions X1 and Y1 are respectively; x2, Y2; the X3 and Y3 are aligned, at this time, the infrared receiving patch 104 and the infrared laser emitter 4 are mutually induced, the position of the surface projector 2 is accurate, namely, the generated projection picture is positioned at the center of the surface of the thickening curtain 102, and the projection picture is flat and has no skew;

s2, directly wearing 3D glasses:

when a person with normal eyesight and without corrective glasses wears the stereoscopic glasses 5, the glasses frames 501 are stretched to two sides or pushed inwards, so that the distance between the glasses frames 501 is adjusted through the expansion and contraction of the double-head expansion joints 503 to adapt to the eye socket distances of different people, and then the telescopic earhooks 508 are pulled out from the inside of the supporting rods 506 and hooked on the ears, so that the person can wear the stereoscopic glasses and watch projection pictures;

s3, indirectly wearing 3D glasses:

for people wearing the correcting glasses, firstly, the distance between the glasses frames 501 is adjusted through the expansion and contraction of the double-head expansion joints 503, then the expansion and contraction ear-hook 508 is not drawn out, the support rods 506 are inwards rotated to be attached to the surfaces of the glasses legs of the correcting glasses under the action of the torsion springs 505, at this time, the clamping pieces 507 are clamped by attaching the glasses legs and expanding the glasses legs under the action of torsion of the torsion springs 505, and at this time, the wearing of the pair of stereoscopic glasses 5 can be completed on the basis of wearing the correcting glasses.

In summary, when the visual immersion type stereoscopic projection device and the projection method are used, firstly, the thickened curtain 102 is completely discharged from the inside of the winding box 101, and the projector 2 projects a projection picture on the surface of the thickened curtain 102, and as the infrared receiving patches 104 are triangular and are distributed by taking the central part of the thickened curtain 102 as a base point, three coordinates are formed by the three infrared receiving patches 104 in an X coordinate axis 107 and a Y coordinate axis 108, which are respectively X1 and Y1; x2, Y2; x3, Y3, then the camera 3 captures the origin positions of the X coordinate axis 107 and the Y coordinate axis 108, and confirms X1 and Y1 in turn based on the data on the X coordinate axis 107 and the Y coordinate axis 108; x2, Y2; the position of three coordinates of X3 and Y3;

then the projector 2 is driven to vertically lift by the electric lifting rod 9, the pulley 7 is driven by the servo motor 8 to horizontally slide along the inside of the sliding rail 6, so that the projector 2 horizontally slides, the position of the projector 2 is adjusted until one-to-one induction is realized between the infrared laser emitter 4 and the infrared receiving patches 104, after the three infrared receiving patches 104 all generate induction, the projection picture is shown to be positioned at the central position of the thickening curtain 102, and the projection picture is flat and free from deflection;

then when a human body with normal eyesight and without corrective glasses wears the stereoscopic glasses 5, the glasses frames 501 are stretched to two sides or pushed inwards, so that the distance between the glasses frames 501 is adjusted through the expansion and contraction of the double-head expansion joints 503 to adapt to the eye socket distances of different people, and then the expansion and contraction earhooks 508 are pulled out from the inside of the supporting rods 506 and hooked on the ears, so that the stereoscopic glasses can be worn, and projection pictures can be watched;

finally, for the crowd wearing corrective glasses, the distance between the glasses frames 501 is adjusted through the expansion and contraction of the double-end expansion joints 503, then the telescopic earhook 508 is not pulled out, the supporting rods 506 are inwards rotated to be attached to the surfaces of the glasses legs of the corrective glasses under the action of the torsion springs 505, at the moment, the clamping pieces 507 are attached to the glasses legs and are opened to clamp the glasses legs under the action of torsion of the torsion springs 505, and at the moment, the stereoscopic glasses 5 can be worn on the basis of wearing the corrective glasses.

Claims

1. The utility model provides a vision immersion stereoscopic projection equipment, includes projection curtain (1), projecting apparatus (2) and stereoscopic glasses (5), its characterized in that: projection curtain (1) is including rolling box (101), bodiness curtain (102), back groove (103), infrared receiving patch (104), rubber patch (105), black frame district (106), X coordinate axis (107) and Y coordinate axis (108), the inside of rolling box (101) is rolled up around there is bodiness curtain (102), and back groove (103) have been seted up on the back surface of bodiness curtain (102), back groove (103) inside is provided with infrared receiving patch (104), and the back of infrared receiving patch (104) is fixed with rubber patch (105), the surface edge department of bodiness curtain (102) is provided with black frame district (106), and the bottom surface in black frame district (106) is provided with X coordinate axis (107), surface one side in black frame district (106) is provided with Y coordinate axis (108), projector (2) are set up in one side of curtain (102), projector (2) surface connection has camera (3), and the left end surface of projector (2) distributes and has infrared transmitter (4), stereoscopic glasses (5), stereoscopic glasses (503), eye (502) are worn in stereoscopic glasses (5), stereoscopic glasses (502), stereoscopic glasses (5), eye (502) Support rod (506) and clamping piece (507), the both ends of double-end telescopic joint (503) are connected with mirror holder (501), and the bottom plate of mirror holder (501) is fixed with lens (502), the outside of mirror holder (501) is rotated and is connected with pivot (504), and the outside of pivot (504) is connected with torsional spring (505), the surface connection of torsional spring (505) has support rod (506), and the medial surface of support rod (506) is provided with clamping piece (507), clamping piece (507) are provided with two, and laminating relatively between clamping piece (507) sets up, and mirror holder (501) are provided with two, and constitute sliding connection through double-end telescopic joint (503) between mirror holder (501), stereoscopic glasses (5) still include flexible ear-hanging (508), the inside sliding connection of support rod (506) has flexible ear-hanging (508).

2. A visual immersion stereoscopic projection apparatus according to claim 1, wherein: the back grooves (103) are distributed on the back of the thickening curtain (102) in a triangular shape, and the back grooves (103) are distributed by taking the center of the thickening curtain (102) as a base point.

3. A visual immersion stereoscopic projection apparatus according to claim 1, wherein: the rubber patch (105) is in adhesive connection with the thickening curtain (102), and the rubber patch (105) is in a flexible structure.

4. A visual immersion stereoscopic projection apparatus according to claim 1, wherein: the projector is characterized in that a sliding rail (6) is arranged above the projector (2), a pulley (7) is connected inside the sliding rail (6) in a sliding mode, a servo motor (8) is connected to one side of the pulley (7), and an electric lifting rod (9) is arranged at the top of the sliding rail (6).

5. The visual immersion stereoscopic projection device of claim 4, wherein: the projector (2) is assembled with the sliding rail (6) in a sliding way through the servo motor (8), the pulley (7), and the servo motor (8) is fixedly connected with the projector (2).

6. A visual immersion stereoscopic projection apparatus according to claim 1, wherein: the infrared laser transmitters (4) and the infrared receiving patches (104) are in one-to-one correspondence, and the central axes of the infrared laser transmitters (4) are coincident with the central axes of the infrared receiving patches (104).

7. A method of projection of a visual immersion stereoscopic projection device according to any one of claims 1 to 6, wherein: the method comprises the following operation steps:

s1, adjusting a projection picture:

the thickening curtain (102) is fully extended, the positions of the infrared receiving patches (104) are obtained based on the X coordinate axis (107) and the Y coordinate axis (108), three infrared receiving patches (104) are arranged in total, and the coordinate positions are X1 and Y1 respectively; x2, Y2; x3, Y3; meanwhile, a camera (3) on the surface of the projector (2) captures an X coordinate axis (107) and a Y coordinate axis (108) on the surface of the black frame region (106), and the projector (2) vertically ascends and descends or horizontally moves through an electric lifting rod (9) and a servo motor (8) until the infrared laser emitter (4) and the coordinate positions X1 and Y1 respectively; x2, Y2; the X3 and Y3 are aligned, at the moment, the infrared receiving patch (104) and the infrared laser emitter (4) are mutually induced, the position of the surface projector (2) is accurate, namely, the generated projection picture is positioned at the center of the surface of the thickening curtain (102), and the projection picture is flat and free of deflection;

s2, directly wearing 3D glasses:

when a human body with normal eyesight and without corrective glasses wears the stereoscopic glasses (5), the glasses frames (501) are stretched to two sides or pushed inwards, so that the distance between the glasses frames (501) is adjusted through the expansion and contraction of the double-head expansion joint (503) to adapt to the eye socket distances of different people, and then the telescopic earhook (508) is pulled out from the inside of the supporting rod (506) and hooked on the ear, so that the stereoscopic glasses can be worn, and a projection picture can be watched;

s3, indirectly wearing 3D glasses:

to wearing the crowd who has correction eyesight glasses, at first the interval between mirror holder (501) is adjusted through the flexible of double-end telescopic joint (503), then flexible ear-hang (508) is not taken out, is pasted in the glasses leg surface of correction glasses by branch (506) inboard rotation under torsional spring (505) effect, opens to carry out the centre gripping to the glasses leg because of laminating glasses leg and under torsional spring (505) torsion effect between clamping piece (507) this moment, can accomplish the wearing of stereoscopic glasses (5) on wearing correction glasses's basis this moment.