CN212433562U - Transverse single-lens reflective viewing structure and instant camera - Google Patents

Abstract

The utility model discloses a sideslip single-lens reflex viewing structure and shadow promptly have camera promptly belongs to camera equipment technical field, this sideslip single-lens reflex viewing structure, include: the mechanical shutter compression bar, the reflector structure hook, the reflector structure sliding block, the first reflector and the viewfinder imaging surface; the mechanical shutter pressing rod is pressed to drive the reflector structure hook to rotate, the reflector structure hook is separated from the reflector structure sliding block after rotating, and the reflector structure sliding block drives the first reflector and the viewfinder imaging surface to move along the direction far away from the mechanical shutter pressing rod under the traction action of resilience force. The designed instant camera comprises an FDU module, a transverse single-lens reflective viewing structure, a five-lens mirror structure and a shutter structure, wherein a light path is directly imaged through a lens by matching with the transverse single-lens reflective viewing structure, developing liquid is squeezed through a film developing structure, and photographic paper is pushed out to complete development, so that the problems of viewing range deviation and photographic paper compatibility are solved.

Description

Transverse single-lens reflective viewing structure and instant camera

Technical Field

The utility model belongs to the technical field of camera equipment, more specifically relates to a sideslip single-lens reflex framing structure and shadow promptly have a camera promptly.

Background

The film is a camera (commonly called shooting and standing), which is a common photographing device in the field of film photography and can shoot by using one-time imaging photographic paper. With the development of the digital camera with the replaceable lens, the requirement is that the camera can be matched with various full-frame lenses commonly used by the digital camera on the premise of using one-time imaging photographic paper circulating on the market, the imaging quality of a classical lens is shown on the photographic paper, and a better imaging effect is achieved.

The existing lens of the shooting camera is generally integrated with the camera body, the lens cannot be replaced generally, and some shooting cameras can be replaced with a plurality of lenses customized for the camera body. The viewfinder of the photographing and erecting camera generally adopts a paraxial viewfinder scheme, and also adopts a double-lens reflective viewfinder scheme. Although the commonly used integrated lens and paraxial viewfinder can meet the general photographing requirement, and the commonly used digital single lens reflex camera can use an interchangeable lens and is in a single lens reflex structure, the following technical problems still exist:

1. the lens can not be adapted to various digital single lens reflex cameras with large quantity in the current market, so that a better imaging effect can not be obtained;

2. the view range of the paraxial viewfinder has deviation from the actual imaging problem, so that the range observed in the viewfinder has deviation from the imaging range on the actual photographic paper;

3. since the digital single lens reflex camera is designed to match an internal image sensor, instant photographic paper cannot be used.

SUMMERY OF THE UTILITY MODEL

To the above defect of prior art or improve the demand, the utility model provides a sideslip single-lens reflex viewing structure and shadow promptly have the camera promptly, adopt sideslip single-lens reflex viewing structure, collocation FDU module and general camera lens bayonet socket can solve viewfinder scope deviation, full picture camera lens compatibility and the not good enough problem of imaging effect, and make shadow promptly have the camera promptly and have the characteristics that can use classic and modern single anti-lens ability.

In order to achieve the above object, according to an aspect of the present invention, there is provided a transverse single-lens reflex viewing structure, including: the mechanical shutter compression bar, the reflector structure hook, the reflector structure sliding block, the first reflector and the viewfinder imaging surface;

the mechanical shutter pressing rod is pressed to drive the reflector structure hook to rotate, so that the reflector structure hook is separated from the lock catch of the reflector structure sliding block after rotating, and the reflector structure sliding block drives the first reflector connected with the reflector structure sliding block and the imaging surface of the viewfinder to move linearly along the direction far away from the mechanical shutter pressing rod under the traction action of the resilience force of a first spring connected with the reflector structure sliding block;

after the reflector structure sliding block returns and resets, the reflector structure sliding block hooks the reflector structure hook, and the light path is projected on the viewfinder imaging surface through the reflection of the first reflector.

Preferably, reflector structure couple middle part is equipped with vertical arrangement's pivot, reflector structure couple left side is equipped with the wedge, the right side with reflector structure slider cooperation, mechanical shutter depression bar lower extreme with the inclined plane cooperation of wedge, the wedge is anterior to be passed through second spring and baffle cooperation, moves downwards when the mechanical shutter depression bar, mechanical shutter depression bar lower extreme pushes down the inclined plane of wedge is in order to promote the inclined plane and move forward and compress the second spring, at this moment, reflector structure couple clockwise rotation with the hasp that reflector structure slider is connected is thrown off.

Preferably, the single-lens reflex viewfinder structure further comprises a base, a sliding groove is formed in the base, the first spring is located in the sliding groove, one end of the first spring is connected with one end of the sliding groove, the other end of the first spring is connected with the reflector structure sliding block, and the reflector structure sliding block is slidably arranged in the sliding groove and can move along the sliding groove under the traction action of the resilience force of the first spring.

Preferably, the single-lens reflex viewfinder structure further includes: the reset deflector rod is positioned at the lower end of the base; the reset deflector rod is connected with the reflector structure sliding block, and the reflector structure sliding block is returned and reset by transversely moving the reset deflector rod to hook the reflector structure hook again.

According to another aspect of the present invention, there is provided an instant film camera, including: the transverse single-lens reflective viewing structure.

Preferably, the instant camera further comprises: an FDU module located on the opposite side of the sideslip single-lens reflective viewing structure from the incident light path side;

the FDU module comprising: a motor of the FDU module, a gear set of the FDU module, a photographic paper hook of the FDU module, a developer extruding roller of the FDU module and a box body with photographic paper as an immediate shadow;

the output shaft of the motor of the FDU module is matched with the input shaft of the gear set of the FDU module, the output shaft of the gear set of the FDU module is connected with one end of a connecting rod mechanism, a photographic paper hook of the FDU module is arranged at the other end of the connecting rod mechanism, and the photographic paper hook of the FDU module is driven to move linearly along a chute during working, so that photographic paper is pushed to pass through a box body which is provided with the photographic paper and is subjected to image processing, and the box body is ejected out of a camera after being extruded by a developing solution extrusion roller of the FDU module.

Preferably, the instant camera further comprises: the shutter structure is positioned on the incident light path side of the transverse single-lens reflective viewing structure;

the shutter structure includes: the shutter structure comprises an electromagnet, a shutter structure frame, a shutter blade moving ring and a shutter blade;

the electromagnet of the shutter structure is connected with the shutter blade moving ring through a lever structure, the shutter blade moving ring is located in a guide groove of a shutter structure frame body, the shutter blade is connected with the shutter blade moving ring through a shaft and a slot hole in a matched mode, the electromagnet of the shutter structure can generate magnetic force when being electrified, the shutter blade moving ring is pulled to rotate in the guide groove of the shutter structure frame body through the lever structure, and finally the shutter blade is made to swing by a certain angle to enable the shutter to be switched from a closed state to an open state.

Preferably, the instant camera further comprises: and the penta-mirror structure is arranged at the light ray emergent position of the transverse single-lens reflective viewing structure.

Preferably, the penta-mirror structure comprises a roof reflecting mirror, a penta-mirror frame body and a second reflecting mirror;

the roof surface reflector is positioned on the roof surface of the penta-mirror frame body, and the second reflector is positioned on one side surface of the penta-mirror frame body;

and the image light path of the viewfinder imaging surface is projected to the second reflector after left and right mirror image correction is carried out after being reflected by the ridge surface of the ridge surface reflector from bottom to top, and is projected out through the view finding direction of the penta-mirror frame body after being reflected by the second reflector.

Preferably, the instant camera further comprises: and the EF bayonet is positioned on the outer side of the shutter structure.

Generally, through the utility model discloses above technical scheme who conceives compares with prior art, can gain following beneficial effect:

(1) because the utility model discloses use sideslip single-lens reflective structure design of finding a view, for paraxial viewing system, the light path directly projects the imaging surface of viewfinder through the camera lens, so the scope of seeing the viewfinder is very high with the imaging range uniformity, has what see is the effect of gained, so has overcome the problem of the scope deviation of finding a view.

(2) Because the utility model discloses used brand-new shadow to have FDU module design promptly, replaced the image sampling sensor module among the digital camera, the design of customization can cooperate above-mentioned sideslip single-lens reflex structure of finding a view in addition completely makes the light path pass through the camera lens direct imaging, pushes out the photographic paper simultaneously through the crowded developing solution of breaking of FDU module and accomplishes the development. The problem of instant photo paper compatibility is overcome.

(3) Because the utility model discloses use the EF bayonet design for can adapt the camera lens of the most single reflex camera on the market at present through the sufficient adapter ring of stock, wherein, the camera lens bayonet socket type includes but not limited to M42, Canon FD/EF, the Exakta, Pentax K/PK, Contax/Yashica C/Y, Nikon F, Olympus OM. The defect that the lens cannot be replaced is overcome, and the problem that the replaceable lens cannot be used is solved.

Drawings

Fig. 1 is a schematic overall appearance diagram provided by an embodiment of the present invention;

fig. 2 is a diagram of an internal structure of a camera according to an embodiment of the present invention;

fig. 3 is a structural diagram of a Film Developing Unit (FDU) according to an embodiment of the present invention;

fig. 4 is a cross-sliding single-lens reflective view-finding structure according to an embodiment of the present invention;

fig. 5 is an internal connection diagram provided by an embodiment of the present invention;

fig. 6 is a schematic diagram of a moving direction according to an embodiment of the present invention;

fig. 7 is a structural diagram of a penta-mirror according to an embodiment of the present invention;

fig. 8 is a diagram illustrating a shutter structure according to an embodiment of the present invention;

fig. 9 is a schematic diagram of a shutter closed and opened state according to an embodiment of the present invention;

the same reference numbers will be used throughout the drawings to refer to the same or like elements or structures, wherein:

1 is an FDU module;

2, a transverse single-lens reflective view-finding structure;

3 is a penta-mirror structure;

4 is a shutter structure;

11 is the motor of the FDU module;

12 is a gear set of the FDU module;

13 is a photographic paper hook of the FDU module;

14 is a developer squeeze roller of the FDU module;

15 is a box body with instant shadow and photographic paper;

16 is a key;

17 is a worm;

21 is a mechanical shutter lever;

22 is a mirror structure hook;

23 is a mirror structure slider;

24 is a first mirror;

25 is the viewfinder imaging plane;

26 is a first spring;

27 is a second spring;

28 is a rotating shaft;

29 is a reset deflector rod;

31 is a roof ridge reflector;

32 is a penta-mirror frame;

33 is a second mirror;

41 is an electromagnet of shutter structure;

42 is a shutter structure frame;

43 is a shutter blade moving ring;

and 44 is a shutter sheet.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. Furthermore, the technical features mentioned in the embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other.

In the present embodiment, "first", "second", and the like are used for distinguishing different objects, and are not necessarily used for describing a specific order or sequence.

As shown in fig. 1, the overall appearance structure of the camera provided by the first embodiment of the present invention is shown in fig. 1, and the internal structure is shown in fig. 2, which mainly includes: the FDU module 1, the transverse single-lens reflective viewing structure 2 and the shutter structure 4 are sequentially arranged, and the penta-mirror structure 3 is arranged at the light ray emergent position of the transverse single-lens reflective viewing structure 2;

the FDU module 1 is used for installing instant photo paper, controlling the instant photo paper to be pushed out from one side through a key, and breaking a developing solution in the instant photo paper to develop the instant photo paper in the pushing-out process;

the transverse single-lens reflective viewing structure 2 is used for viewing and imaging, and when a shutter is pressed down, the transverse single-lens reflective viewing structure can transversely move to one side far away from the shutter to expose an imaging surface of the FDU module 1 behind the lens;

the penta-mirror structure 3 is used for correcting the image of the imaging surface of the transverse single-lens reflective viewfinder structure 2 so that an observer can see a vertical positive image from the viewfinder window;

the shutter structure 4 controls the exposure time of the photographic paper by controlled open and closed states.

In order to better understand and implement the above-described schemes of the embodiments of the present invention, the following description is given by way of example with reference to some specific application scenarios.

Referring to FIG. 3, FIG. 3 is a schematic view of an FDU module 1 according to an embodiment of the present invention. As shown in FIG. 3, the mechanical configuration shown in FIG. 3 is a detailed description of the FDU module 1 shown in FIG. 2, the FDU module 1 comprising: a motor 11 of the FDU module, a gear set 12 of the FDU module, a photographic paper hook 13 of the FDU module, a developer extruding roller 14 of the FDU module, a box body 15 with instant photographic paper, a key 16 and a worm 17;

the motor 11 can be started by pressing the key 16, the shaft of the motor 11 of the FDU module is tightly matched with the worm 17, the worm 17 drives the gear set 12 of the FDU module to transmit through the gear rotation fit during rotation, and finally the photographic paper is transmitted to the photographic paper hook 13 of the FDU module to move in parallel, so that the photographic paper is pushed to be ejected out of the camera from the box body 15 with the photographic paper through the extrusion of the developing solution extrusion roller 14 of the FDU module.

Specifically, an output shaft of a motor 11 of the FDU module is matched with an input shaft of a gear set 12 of the FDU module, the output shaft of the gear set 12 of the FDU module is connected with one end of a link mechanism, a photographic paper hook 13 of the FDU module is arranged at the other end of the link mechanism, the rotary motion of the gear set 12 of the FDU module is converted into parallel motion through the link mechanism, so that the photographic paper hook 13 of the FDU module is driven by the link mechanism to move linearly along a chute during working, the photographic paper hook 13 slides against the surface of photographic paper to hook one side of the photographic paper, the photographic paper is pushed to eject from a box body 15 with photographic paper, and then the photographic paper hook 13 returns to the original position, and a developer extruding roller 14 of the FDU module is arranged on a photographic paper ejecting path and is used for extruding the photographic paper to develop in a photographic paper ejecting process.

Through the embodiment of the utility model provides a FDU module not only can make full use of digital camera's full picture camera lens formation of image, can also compatible shadow promptly has the box body of photographic paper promptly, makes the utility model discloses a fuselage can use the photographic paper to shoot and develop.

Referring to fig. 4, fig. 4 is a schematic view of a transverse single-lens reflective viewing structure according to an embodiment of the present invention. As shown in fig. 4, the mechanical structure shown in fig. 4 is a specific description of the traverse single-lens reflex viewfinder structure 2 shown in fig. 2, and the traverse single-lens reflex viewfinder structure 2 includes: a mechanical shutter pressure lever 21, a reflector structure hook 22, a reflector structure slide block 23, a first reflector 24 and a viewfinder imaging surface 25;

after the mechanical shutter pressing rod 21 is pressed (in a pressing direction shown by a downward arrow in fig. 4), the mirror structure hook 22 is driven to rotate, so that the mirror structure hook 22 rotates to be disengaged from the lock catch of the mirror structure slider 23, the mirror structure slider 23 drives the first mirror 24 and the viewfinder imaging surface 25 to move in a direction away from the mechanical shutter pressing rod 21 and in a linear direction under the traction of the resilience force of the spring, the camera is switched from a shooting mode to a shooting mode, and the imaging surface of the FDU module 1 is exposed to a shutter and waits for exposure. After shooting is finished, the reset lever 29 needs to be manually moved transversely to reset the reflector structure sliding block 23, the shooting mode is switched to a viewing mode, and the light path of the lens is projected on the viewfinder imaging surface 25 through the reflection of the first reflector 24 for the viewfinder to observe.

Specifically, as shown in fig. 5, a vertically arranged rotating shaft 28 is arranged in the middle of the mirror structure hook 22, a wedge-shaped block is arranged on the left side of the mirror structure hook 22, the right side of the mirror structure hook is matched with the mirror structure sliding block 23, the lower end of the mechanical shutter pressing rod 21 is matched with an inclined plane of the wedge-shaped block, the front part of the wedge-shaped block is matched with a baffle through a second spring 27, when the mechanical shutter pressing rod 21 is pressed downwards, the inclined plane of the wedge-shaped block is pressed downwards by the lower end of the mechanical shutter pressing rod 21 to push the inclined plane to move forwards and compress the second spring 27, at the moment, the mirror structure hook 22 rotates clockwise under the action of the lever principle to disengage from a lock catch connected with the mirror structure sliding block 23, the mirror structure sliding block 23 drives the first mirror 24 and the viewfinder imager 25 to move along the direction and the linear direction far away from the mechanical shutter pressing rod, the mirror structure slider 23 drives the first mirror 24 and the viewfinder imaging plane 25 to be fixedly connected through screws. When the mechanical shutter pressure rod 21 is released, the wedge block is reset under the elastic force of the second spring 27 to jack the mechanical shutter pressure rod 21, and meanwhile, the reflector structure hook 22 is rotated and reset anticlockwise under the lever principle.

The embodiment of the utility model provides an in, reflector structure slider 23 is located the spout of base, first spring 26 is located the spout, the one end of first spring 26 is connected with the one end of spout, the other end and the reflector structure slider 23 of first spring 26 are connected, reflector structure slider 23 slides and locates in the spout and can remove along the spout under the traction of the resilience force of first spring 26, drive first reflector 24 and viewfinder imaging surface 25 along the direction and the rectilinear direction removal of keeping away from mechanical shutter depression bar 21. After shooting is finished, the reset deflector rod 29 is manually moved transversely to enable the reflector structure sliding block 23 to retract and reset, the sliding block is hooked with the reflector structure hook 22 again to enable the transverse single-lens reflective viewing structure to reset, the shooting mode is switched to the viewing mode, and the light path of the lens is projected on the viewfinder imaging surface 25 through the reflection of the first reflector 24 for viewing by a viewfinder.

The embodiment of the utility model provides a sideslip single-lens reflex viewing structure can make the light path directly project the imaging surface of viewfinder through the camera lens, so the scope of seeing into of viewfinder is very high with imaging range uniformity, makes the final shooting scope see promptly the gained.

Referring to fig. 7, fig. 7 is a schematic view of a penta-mirror structure according to an embodiment of the present invention. As shown in fig. 7, the mechanical structure shown in fig. 7 is a specific description of the pentamirror structure 3 shown in fig. 2, and the pentamirror structure 3 includes: a roof mirror 31, a penta-mirror housing 32, and a second mirror 33;

the roof-ridge reflector 31 is positioned on the roof-ridge surface of the penta-mirror frame body 32, and the second reflector 33 is positioned on one side surface of the penta-mirror frame body 32;

the image optical path of the viewfinder imaging surface 25 is reflected from bottom to top by the ridge surface of the ridge surface reflector 31, then is projected to the second reflector 33 for left and right image correction, and is reflected by the second reflector 33 and then is emitted in the view finding direction through the penta-mirror frame 32.

The embodiment of the utility model provides a five-face mirror structure can control the image correction to viewfinder imaging surface 25's image, makes the formation of image that the user observed through the five-face mirror unanimous with real scene direction. And through the modularized design, on the premise of ensuring that the light path is effective, compared with a pentaprism, the processing complexity and the structure weight are reduced, and the assembly reliability is improved.

Referring to fig. 8, fig. 8 is a schematic diagram of a shutter structure according to an embodiment of the present invention. As shown in fig. 8, the mechanical structure shown in fig. 8 is a detailed description of the shutter structure 4 shown in fig. 2, and the shutter structure 4 includes: an electromagnet 41 of a shutter structure, a shutter structure frame 42, a shutter blade moving ring 43, and a shutter blade 44;

the electromagnet 41 of the shutter structure is connected with the shutter blade moving ring 43 through a lever structure, the shutter blade moving ring 43 is positioned in a guide groove of the shutter structure frame 42, the shutter blade 44 is connected with the shutter blade moving ring 43 through a shaft and a slotted hole in a matching way, the electromagnet 41 of the shutter structure can generate magnetic force when being electrified, the shutter blade moving ring 43 is pulled to rotate in the guide groove of the shutter structure frame 42 through the lever structure, and finally the shutter blade 44 swings for a certain angle to enable the shutter to be converted from a closed state to an open state. The state in which the shutter is fully closed and opened is shown in fig. 9. In fig. 9, the upper diagram is a shutter fully closed state, and the lower diagram is a shutter fully open state.

The embodiment of the utility model provides a shutter structure adopts 5 shutter blades and push-and-pull electro-magnet to take the pivoted design in succession, can the full play electro-magnet the stroke with exert oneself the curve characteristic, realize very fast shutter speed when expanding shutter diameter increase imaging range.

Furthermore, an EF bayonet is further arranged on the outer side of the shutter structure and used for being matched with a lens of the single lens reflex.

It should be noted that, according to the implementation requirement, each step/component described in the present application can be divided into more steps/components, and two or more steps/components or partial operations of the steps/components can be combined into new steps/components to achieve the purpose of the present invention.

It will be understood by those skilled in the art that the foregoing is merely a preferred embodiment of the present invention, and is not intended to limit the invention to the particular forms disclosed, but on the contrary, the intention is to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the invention as defined by the appended claims.

Claims (10)

1. A transverse single-lens reflective viewing structure, comprising: the mechanical shutter compression bar, the reflector structure hook, the reflector structure sliding block, the first reflector and the viewfinder imaging surface;

the mechanical shutter pressing rod is pressed to drive the reflector structure hook to rotate, so that the reflector structure hook is separated from the lock catch of the reflector structure sliding block after rotating, and the reflector structure sliding block drives the first reflector connected with the reflector structure sliding block and the imaging surface of the viewfinder to move linearly along the direction far away from the mechanical shutter pressing rod under the traction action of the resilience force of a first spring connected with the reflector structure sliding block;

after the reflector structure sliding block returns and resets, the reflector structure sliding block hooks the reflector structure hook, and the light path is projected on the viewfinder imaging surface through the reflection of the first reflector.

2. The structure of claim 1, wherein a vertically disposed rotating shaft is disposed in the middle of the mirror structure hook, a wedge is disposed on the left side of the mirror structure hook, the right side of the mirror structure hook is engaged with the mirror structure slider, the lower end of the mechanical shutter lever is engaged with the inclined surface of the wedge, the front portion of the wedge is engaged with the baffle through a second spring, when the mechanical shutter lever is pressed downward, the lower end of the mechanical shutter lever presses down the inclined surface of the wedge to push the inclined surface to move forward and compress the second spring, and at this time, the mirror structure hook rotates clockwise to disengage from a lock catch connected with the mirror structure slider.

3. The structure as claimed in claim 1 or 2, further comprising a base, wherein a sliding groove is formed on the base, the first spring is located in the sliding groove, one end of the first spring is connected to one end of the sliding groove, the other end of the first spring is connected to the mirror structure sliding block, and the mirror structure sliding block is slidably disposed in the sliding groove and can move along the sliding groove under a traction action of a resilient force of the first spring.

4. The single-lens reflex viewing structure according to claim 3, further comprising: the reset deflector rod is positioned at the lower end of the base; the reset deflector rod is connected with the reflector structure sliding block, and the reflector structure sliding block is returned and reset by transversely moving the reset deflector rod to hook the reflector structure hook again.

5. An instant camera comprising the traversing single-lens reflex viewfinder structure of any one of claims 1 to 4.

6. The instant camera of claim 5, further comprising: an FDU module located on the opposite side of the sideslip single-lens reflective viewing structure from the incident light path side;

the FDU module comprising: a motor of the FDU module, a gear set of the FDU module, a photographic paper hook of the FDU module, a developer extruding roller of the FDU module and a box body with photographic paper as an immediate shadow;

the output shaft of the motor of the FDU module is matched with the input shaft of the gear set of the FDU module, the output shaft of the gear set of the FDU module is connected with one end of a connecting rod mechanism, a photographic paper hook of the FDU module is arranged at the other end of the connecting rod mechanism, and the photographic paper hook of the FDU module is driven to move linearly along a chute during working, so that photographic paper is pushed to pass through a box body which is provided with the photographic paper and is subjected to image processing, and the box body is ejected out of a camera after being extruded by a developing solution extrusion roller of the FDU module.

7. The instant camera of claim 5 or 6, further comprising: the shutter structure is positioned on the incident light path side of the transverse single-lens reflective viewing structure;

the shutter structure includes: the shutter structure comprises an electromagnet, a shutter structure frame, a shutter blade moving ring and a shutter blade;

the electromagnet of the shutter structure is connected with the shutter blade moving ring through a lever structure, the shutter blade moving ring is located in a guide groove of a shutter structure frame body, the shutter blade is connected with the shutter blade moving ring through a shaft and a slot hole in a matched mode, the electromagnet of the shutter structure can generate magnetic force when being electrified, the shutter blade moving ring is pulled to rotate in the guide groove of the shutter structure frame body through the lever structure, and finally the shutter blade is made to swing by a certain angle to enable the shutter to be switched from a closed state to an open state.

8. The instant camera of claim 7, further comprising: and the penta-mirror structure is arranged at the light ray emergent position of the transverse single-lens reflective viewing structure.

9. The instant camera of claim 8, wherein the penta-mirror structure comprises a roof mirror, a penta-mirror frame, and a second mirror;

the roof surface reflector is positioned on the roof surface of the penta-mirror frame body, and the second reflector is positioned on one side surface of the penta-mirror frame body;

and the image light path of the viewfinder imaging surface is projected to the second reflector after left and right mirror image correction is carried out after being reflected by the ridge surface of the ridge surface reflector from bottom to top, and is projected out through the view finding direction of the penta-mirror frame body after being reflected by the second reflector.

10. The instant camera of claim 7, further comprising: and the EF bayonet is positioned on the outer side of the shutter structure.

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