JP4282420B2 - camera - Google Patents

Description

  The present invention relates to a support structure for image display means in a camera.

Usually, in a digital camera or the like, an image display device composed of an LCD is arranged on the back of the camera exterior body. In some cases, the image display device is rotatably attached to the camera exterior body. For example, the one disclosed in Patent Document 1 has a turntable that is rotatably supported by a first support shaft in the left-right direction at the upper back of the camera exterior body, and is provided on the turntable. The image display device is rotatably supported by a second support shaft that is orthogonal to the support shaft. The image display device can be rotated around the first support shaft and simultaneously rotated around the second support shaft.
Patent Document 1 is Japanese Patent Application Laid-Open No. 7-336571.

  However, the camera disclosed in Patent Document 1 is a camera having a structure in which an optical finder is not provided. For a camera having an optical finder, the support structure of the image display device according to Patent Document 1 cannot be adopted, or the finder eyepiece must be arranged on either the left or right side of the image display device. Absent. Therefore, an increase in the size of the camera or a problem in usability arises.

  The present invention has been made to solve the above-described problems, and an object of the present invention is to provide a camera in which an image display means that can be rotated in a state that is easy to use can be arranged while avoiding an increase in size of the camera. And

The camera according to claim 1 of the present invention includes a viewfinder provided in the upper portion of the camera the body rear portion, a first rotating shaft located on each side of the ocular opening of the finder the finder Matagaku so When the rotating member for rotating with respect to I Ri the camera body to the first Kaido支-axial SL across the viewfinder, and the image display means having a display surface for displaying the captured image, the rotating member Provided in a plane parallel to the display surface and having a center perpendicular to the first rotation support shaft, and rotates together with the rotation member around the first rotation support shaft, The image display means is rotated about the first rotation support shaft, and further has a second rotation support shaft for rotating the image display means about the center .

  As described above, according to the present invention, there is provided a camera that has an image display unit that is rotated by a rotation shaft that is arranged without being obstructed by the viewfinder eyepiece of the camera, and does not cause an increase in size. it can.

Hereinafter, each embodiment of the present invention will be described with reference to the drawings.
FIGS. 1-6 is the perspective view which looked at the camera with a monitor apparatus which is 1st embodiment of this invention from the back side, and has shown each rotation attitude | position of a monitor apparatus. FIG. 1 shows a monitor device storage state (display surface concealment state). FIG. 2 shows a state where the monitor device is rotated by a certain angle from the monitor device storage state of FIG. FIG. 3 shows a state in which the display device can be observed by rotating the monitor device from the state of FIG. 2 without changing the tilt. FIG. 4 shows a state in which the monitor device is rotated from the state of FIG. 3 to the storage position while the display surface can be observed. FIG. 5 shows a state in which the monitor device is rotated from the state of FIG. 2 to the upright position. FIG. 6 shows a state where the monitor device is further tilted forward from the state of FIG.

  A camera 1 with a monitor device according to the present embodiment is disposed on a photographing lens barrel portion 3 disposed on a front side (subject side) 2a of a camera exterior body 2 as a camera body, and on an upper surface portion of the camera exterior body 2. A release operation button 6, an LCD display window portion 8 for displaying various data, a flash shoe 9, a mode setting operation dial 7, and a finder having an observation optical axis Ob are formed and arranged on the upper portion of the back surface portion 2b of the camera exterior body 2. A finder eyepiece frame portion 4 having a finder eyepiece window portion 5 and a diopter adjustment knob 20, a monitor device housing recess 2c formed in a camera exterior body below the finder eyepiece frame portion 4, and a monitor device The monitor device 10 can be stored in the storage recess 2c and can be rotated.

  The monitor device 10 includes a rotation support 11 that is a rotation member, a display frame 12 that has an LCD display unit 13 that is an image display means for displaying a captured image, and a pair of first rotation support shafts. It has the rotation support shafts 14 and 15 which are (first hinges).

  The rotation support shafts 14 and 15 are a pair of left and right shafts that are coaxially (X-axis) opposed to the camera exterior body 2 on the left and right sides of the finder eyepiece frame 4 in the horizontal direction. One or both of the rotating support shafts 14 and 15 are formed of a hollow shaft, and a signal line and a power line for driving and controlling the LCD display unit 13 are inserted through the hollow shaft.

  The rotation support 11 is a member that is disposed across the left and right side surfaces of the finder eyepiece frame 4, and includes bearing portions 11 a and 11 b that are rotatably supported by the rotation support shafts 14 and 15. The rotation support shaft 16 of the second rotation shaft (second hinge) which is a shaft portion in a direction orthogonal to the support shafts 14 and 15 and rotatably supports the display frame 12 is fixed. Has been. The rotation support shaft 16 is formed of a hollow shaft, and a signal line and a power supply line for driving and controlling the LCD display unit 13 are inserted through the hollow shaft. Further, a chamfered relief portion 11c for preventing the viewfinder from being difficult to observe is provided at a portion of the rotation support 11 that straddles the viewfinder eyepiece frame portion 4.

  The display frame 12 is rotatably supported by a rotation support shaft 16, and as shown in FIG. 2, the display frame 12 is arranged in parallel to the camera exterior body 2 in parallel with the rotation support 11. Rotation operation is possible in a rotation direction θ1 centered on the pivot support shafts 14 and 15 and a rotation direction θ2 centered on the rotation support shaft 16. The display surface 13 a of the LCD display unit 13 held in the display frame 12 is a surface parallel to the surface including the rotation support shaft 16. The maximum rotation range in the rotation direction θ1 of the display frame 12 is 180 degrees or more, for example, 210 degrees, and the maximum rotation range in the rotation direction θ2 is 180 degrees or more, for example, 270 degrees.

  In the camera 1 of the present embodiment having the above-described configuration, when the camera is not used, the display frame 12 and the rotation support 11 of the monitor device 10 are connected to the monitor housing recess 2c of the camera exterior body 2 as shown in FIG. It is in the rotation position accommodated in. In this state, the display surface 13a of the LCD display unit 13 is closed to the camera exterior body 2 side. In this storage state, the front end 12a of the display frame 12 is in the lower position (C1), and the one side 12b of the display frame 12 is in the right position (d1).

  When observing a shooting screen or a playback screen in the shooting state of the camera 1 with the LCD display unit 13, first, the display frame 12 is rotated in the + θ1 direction, that is, upward (FIG. 2), and further in the + θ2 direction. Then, the display frame 12 is returned to the monitor housing recess 2c (FIG. 4). This state is a normal state in which the display surface 13a of the LCD display unit 13 can be observed from the back side of the camera. In the state shown in FIG. 2, the display surface 13a can be observed from below, and high-angle shooting can be performed. In the state shown in FIG. 3, the display surface 13a can be observed from above, and low-angle shooting can be performed. Further, when tilted backward from the state of FIG. 3 (angle θ1 is 90 degrees or less), the display surface 13a can be observed from obliquely above.

  When the display frame 12 is rotated 180 degrees in the + θ1 direction from the state of FIG. 4 to the upright state (shown by a solid line) shown in FIG. It becomes observable from. In this state, the photographer himself / herself becomes a subject, and photographing can be executed while observing the photographing state. When the display frame 12 is rotated 180 degrees in the + θ2 direction and 180 degrees in the + θ1 direction as described above, or more, the display image on the display surface 13a is subjected to image processing in the camera. A mirror image is displayed by the processing of the unit. However, this mirror image display is not necessarily performed, and the subject image may be displayed as a normal image.

  From the state of FIG. 5, the display frame 12 (shown by a solid line) is further moved to the maximum rotation angle (rotation angle of 180 ° or more) position in the + θ1 direction, that is, the display frame tip 12a is obliquely forward (C2 direction in FIG. When the display frame 12 is rotated and simultaneously the display frame 12 is returned to the −θ2 direction by a rotation angle of 180 degrees, the display surface 13a of the LCD display unit 13 can be observed from the rear side of the camera slightly upward as shown in FIG. In this state, the display surface can be observed obliquely from the upper rear, that is, low-angle shooting is possible. When the display frame 12 is returned 180 degrees in the -θ2 direction, the display image on the display surface 12a is switched from a mirror image to a normal image.

  When the display frame 12 is rotated in the + θ2 direction by a rotation angle of 90 degrees (up to the position of the maximum rotation angle in the + θ2 direction) from the state shown in FIG. 5, the LCD display unit 13 is displayed as indicated by a two-dot chain line in FIG. The display surface 13a can be observed from the left side of the camera.

  As described above, according to the camera 1 of the present embodiment, the rotation support body 11 that rotatably supports the display frame 12 having the LCD display portion is supported so as to be able to rotate across the viewfinder eyepiece frame portion 4. Therefore, the viewfinder eyepiece window 5 can be arranged in the upper center of the back of the camera without shifting from the normal arrangement position, and further, without increasing the left and right dimensions of the camera exterior body 2 and also in the vertical direction. It is possible to arrange the monitor device 10 that can be rotated by 180 degrees or more on both axes on the rear side of the camera, and the enlargement of the camera can be avoided.

Next, a camera with a monitor device according to a second embodiment of the present invention will be described with reference to FIGS.
FIG. 7 is a perspective view of the camera housing state of the camera of this embodiment as viewed from the back side. FIG. 8 is a perspective view of the camera monitor device rotated from the rear side to the upright position.

  The camera with a monitor device 21 of the present embodiment is different from the camera 1 of the first embodiment only in that the rotation support body of the monitor device is rotatably supported by a cantilever shaft. Hereinafter, different parts will be described.

  In the camera 21 of the present embodiment, the taking lens barrel 2 is arranged on the front side of the camera exterior body 22 as shown in FIG. A finder eyepiece frame portion 4 having a finder eyepiece window portion 5 having an observation optical axis Ob is disposed on an upper portion of the rear side 22b of the camera exterior body 22, and a monitor device housing recess 22c is provided below the finder eyepiece frame portion 4. It is done. The monitor device 30 can be housed in the monitor device housing recess 22c and can be rotated.

  The monitor device 30 includes a rotation support 31 that is a rotation member, a display frame 32 that has an LCD display 33 that is an image display means for displaying a captured image, and the like, and a single first rotation support. It has the rotation support shaft 34 which is a shaft.

  The rotation support shaft 34 is an axis having an X axis along the horizontal direction that is fixedly supported by the camera exterior body 22 on the left side of the finder eyepiece frame portion 4. The rotation support shaft 34 is formed of a hollow shaft, and a signal line and a power supply line for driving and controlling the LCD display unit 33 are inserted through the hollow shaft.

  The rotation support 31 has a bearing portion 31 a that is rotatably supported by the rotation support shaft 34 on the left side of the finder eyepiece frame portion 4, and a shaft portion in a direction orthogonal to the support shaft 34. And the rotation support shaft 35 of the 2nd rotation shaft which rotatably supports the display frame 32 is being fixed.

  The rotation support shaft 35 is formed of a hollow shaft, and a signal line and a power line for driving and controlling the LCD display unit 33 are inserted through the hollow shaft.

  The display frame 32 is rotatably supported by a rotation support shaft 35. As shown in FIG. 8, the display frame 32 rotates with respect to the camera exterior body 22 via the rotation support 31 as shown in FIG. A rotation operation can be performed in a rotation direction θ1 about the support shaft 34 and a rotation direction θ2 about the rotation support shaft 35. The display surface 33 a of the LCD display unit 33 held in the display frame 33 is a surface parallel to the surface including the rotation support shaft 35. The maximum rotation range of the display frame 32 in the rotation direction θ1 is 180 degrees or more, and the maximum rotation range in the rotation direction θ2 is 180 degrees or more.

  The rotation operation state of the display frame 32 when observing the LCD display surface 33a of the monitor device 30 in the camera of the present embodiment can be the same as that of the monitor device 10 in the first embodiment. .

  According to the camera 21 of the present embodiment, the same effects as those of the camera of the first embodiment can be obtained. It is also possible to shorten the length of the direction.

  In addition, the rotation support shafts 14 and 15 which are the first rotation support shafts in the cameras of the first and second embodiments, and the rotation support shaft 16 which is the second rotation support shaft 34 or The shaft centers of the shafts 35 do not necessarily have to be orthogonal to each other, and the same configuration can be applied even if the shafts are pivotal support shafts that do not intersect each other.

  Moreover, in the cameras of the first and second embodiments, the rotation support shaft 16 or the rotation support shaft 35 is provided as the second rotation shaft. The present invention can also be applied to a camera having a monitor device that does not have the rotation axis.

  According to the embodiment of the present invention, the monitor display screen can be observed from the person side as the subject, and at the same time, the photographer can determine the composition by looking through the viewfinder from the back of the camera without moving to the subject side. It becomes possible.

  Therefore, in the cameras of the first and second embodiments, the configuration can be expressed as follows. That is, the camera has a finder provided on the camera body and a geometric axis so as to pass through the observation optical axis Ob emitted from the finder as shown in FIGS. An image that forms a mechanical axis, the mechanical axis is located on at least one side of the finder eyepiece opening, or 34 (first hinge), and displays image information It is possible to provide a camera having a rotation member that is rotated by the first rotation support shaft having a display unit.

  The camera of the present invention has a rotatable image display unit that is arranged without being obstructed by the viewfinder eyepiece, and can be used as a camera that does not increase in size.

It is the perspective view which looked at the camera with a monitor apparatus which is 1st embodiment of this invention from the back side, and shows a monitor apparatus accommodation state (display surface concealment state). It is the perspective view which looked at the camera of 1st embodiment from the back side, and shows the state which rotated the monitor apparatus slightly from the accommodation state. It is the perspective view which looked at the camera of 1st embodiment from the back side, and shows the state which rotated the monitor apparatus without changing inclination from the state of FIG. 2, and enabled the display surface observation. It is the perspective view which looked at the camera of 1st embodiment from the back side, and shows the state which rotated the monitor apparatus to the accommodation position with the display surface observation possible state from the state of FIG. It is the perspective view which looked at the camera of 1st embodiment from the back side, and shows the state which rotated the monitor apparatus from the state of FIG. 2 to the upright position. It is the perspective view which looked at the camera of 1st embodiment from the back side, and shows the state which inclined the monitor apparatus ahead from the state of FIG. It is the perspective view which looked at the camera with a monitor apparatus which is 2nd embodiment of this invention from the back side, and shows a monitor apparatus accommodation state (display surface concealment state). It is the perspective view which looked at the camera of 2nd embodiment from the back side, and shows the state which rotated the monitor apparatus to the upright position.

Explanation of symbols

4 ... finder eyepiece frame (finder)
5 ... Finder eyepiece window (finder eyepiece opening)
14, 15, 34
... Rotating spindle (first rotating spindle)
16, 35
... Rotating spindle (second rotating spindle)
13, 33
... LCD display (image display means)
11, 31
... Rotating support (rotating member)

Agent Patent Attorney Susumu Ito

Claims (1)

A viewfinder provided on the upper portion of the camera the body rear portion,
A first pivot that is positioned on each side of the eyepiece opening of the finder so as to straddle the finder;
A rotating member for rotating with respect to I Ri the camera body to the first Kaido支-axial SL across the viewfinder,
Image display means having a display surface for displaying a captured image;
The rotation member is provided on a plane parallel to the display surface and has a center orthogonal to the first rotation support shaft, and the rotation member and the rotation member around the first rotation support shaft. Rotating, rotating the image display means around the first rotation support shaft, and further rotating a second rotation support shaft for rotating the image display means about the center;
A camera characterized by comprising:

Images