JPH03102979A - Vtr incorporated with camera - Google Patents

Abstract

PURPOSE:To simplify operating procedure, and to obtain a camera easy to understand operation for image picking up and reproducing by switching a VTR automatically to a picture recording mode and a reproducing mode in linking with stopping a viewfinder to the using position or the non-using position. CONSTITUTION:When the viewfinder 18 is moved from 'OFF' of a stop position to the position of 'VTR', power is switched on, and simultaneously, the VTR is turned into the reproducing mode. When the finder 18 is moved further from this non-using position to 'CAMERA' of the using position, the VTR is switched automatically from the reproducing mode to the picture recording mode, and simultaneously, an operating switch 22 is turned into an exposed state so as to enable picture recording. Accordingly, the operating procedure is simplified, and the VTR integrated with a camera which is easy to understand the operation for image pickup and reproducing, and has a small number of the operating switches, and is of small size and light weight construction is realized.

Description

DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to a camera-integrated VTR, and more particularly to a camera-integrated VTR equipped with recording and playback functions.

[Conventional technology]

Conventionally, to record with a camera-integrated VTR that has recording and playback functions, first turn on the power supply installed in the camera body, then switch the mode selector switch to recording mode and enter recording standby mode. . Then, when the photographer turns on the recording switch while looking through the finder, the subject is recorded. For reproduction, VTR reproduction is performed by switching the mode changeover switch to the reproduction mode and then turning on the reproduction switch.

In this manner, the configuration in which one unit performs imaging and reproduction is the most desirable usage configuration for a magnetic recording apparatus in that jitter and head azimuth characteristics are kept constant.

On the other hand, a camera-integrated VTR has also been proposed in which the electronic viewfinder (hereinafter abbreviated as EVF) can be moved to switch to recording mode. becomes.

[Problems to be Solved by the Invention] However, in the case of the former camera-integrated VTR, there is a problem in that the operation is complicated because the mode is switched to recording mode or playback mode after the power switch is turned on. In addition, when switching from recording mode to playback mode with the latter camera-integrated VTR, playback must be performed only after returning the EVF from the viewfinder position and operating the separately installed playback-only mode switch. This has the disadvantage that the operating procedure is complicated.

The present invention has been made in view of the above circumstances, and provides a camera-integrated VT that can easily switch from recording mode to playback mode and has easy-to-understand operations during shooting and playback.
The purpose is to provide R.

[Means to solve the problem]

In order to achieve the above object, the present invention provides a camera-integrated VTR having recording and playback functions, in which the viewfinder of the camera-integrated VTR is positioned at least in a viewfinder use position and a finder non-use position with respect to the camera body. By movably disposing the viewfinder and stopping the viewfinder at a position where the viewfinder is used or a position where the viewfinder is not used, the functions of the camera-integrated VTR are automatically switched to recording mode,
Alternatively, the device can be switched to a playback mode.

In addition, the operation switch used during recording and the operation switch used during playback are shared, and when the viewfinder is switched to the viewfinder use position or finder non-use position, the function of the operation switch is changed to recording or playback, respectively. The feature is that it can be switched for playback.

[Effect]

According to the present invention, a viewfinder is movably disposed on the camera body, and by moving the viewfinder to a predetermined position, it is possible to switch between a recording mode and a playback mode. Therefore, there is no need to create an independent mode changeover switch as in the prior art, and the mode can be changed simply by moving the viewfinder. This allows mode switching without complicated operations.

In addition, the recording switch and playback switch are shared, and the function of the switch can be changed to recording or playback by changing the mode, so the number of operation switches can be reduced, and the camera-integrated VTR can It is possible to reduce the size and weight.

〔Example〕

Hereinafter, a camera-integrated VT according to the present invention will be described according to the attached drawings.
A preferred embodiment of R will be explained in detail.

FIG. 1 is a perspective view showing a first embodiment of a camera-integrated VTR according to the present invention. The camera-integrated VTR shown in Fig. 1 mainly consists of a camera section 1 1, VT, which consists of a photographing lens IO, etc.
It consists of a VTR section 14 that records video signals on an R cassette.

The camera section 11 includes a photographic lens 10, a solid-state image sensor (CCD) (not shown), an image pickup circuit, and the like. VTRil
4 incorporates various circuits necessary for recording and reproducing video signals, such as a video cassette drive circuit and a recording circuit. A rotary camera grip 16 is attached below the photographing lens 10 of the camera body 12, and the camera grip 16 is provided with a set of recording buttons 19. The recording is
This is done by the photographer turning on the recording button 19 while holding the camera grip l6. camera grip 1
6 can be folded as shown in the dashed line, and the camera grip 16 has a microphone 2 for recording audio when folded.
A hole 16A is formed in which 0 is stored.

As shown in FIG. 1, an electronic viewfinder 18 (hereinafter abbreviated as EVF) is installed at the top of the camera body l2 so as to be slidable by a predetermined amount. Further, a slide switch (not shown) for mode switching is housed below the EVF 18, and by sliding the EVF 18, the mode can be switched to the recording/playback mode. That is, EVF
When the EVF 18 is in the OFF position, the power switch is turned off, and when the EVF 18 is moved to the VTR position, the playback mode is entered when the power switch is turned on. Also, EVF18
When moved to the camera position, the power switch is turned on and the camera enters recording mode. In this way, EVF 1 8
By simply moving the two to their respective predetermined positions, the mode can be switched to playback mode and recording mode as soon as the power is turned on, making it possible to perform recording and playback operations easily and quickly.

Furthermore, there are operation switches 22, 22 on the top of the camera body 12.
... is installed and the EVFI 8 is stopped at the camera position, the operation switch 22 on the top of the photographic lens 10 is pressed.
, 22... are exposed to the outside. And EVF 1
8 is in the OFF position, the operation switch 22
, 22 . . . are covered by the EVF 18, and the eyepiece 18A of the EVF 18 moves forward from the rear of the camera body 12. Therefore, when the camera-integrated VTR is not used, the operation switches 22, 22...
・ is covered by EVF 18 to prevent dust etc. from entering. Furthermore, the eyepiece 18A does not protrude from the rear of the camera body 12, making it easier to handle the camera-integrated VTR.

In the above embodiment, the EVF 18 itself was configured to be moved, but the EVF may also be rotatably installed on a slide base and movably disposed on the camera body 12 via the slide base. It is possible. As a result, EV
F can now be fixed at any angle of the photographer's choice, making it easy to perform low-angle photography.

It is also possible to use the operation switches 22, 22, . . . for both recording and playback.

In this case, by moving the EVF 18, the operation switch 2
Switch the display of the names 2, 22, etc. between the display for recording and the display for playback, and press the operation switch 2.
Switch the function of 2, 22... to playback or recording,
The operation switches 22, 22, . . . are commonly used for recording and playback. Thereby, the number of operation switches can be reduced, and the camera body 12 can be made smaller and lighter. In addition, in this embodiment, the EVF 18 was moved, but
As shown in FIG. 2, the EVF 18 may be used as the optical viewfinder 23, and only the eye bead 23A and cover 23B around the optical viewfinder 23 may be moved.

Next, a second embodiment of the camera-integrated VTR according to the present invention will be described. FIG. 3 is a partially cutaway side view showing the internal structure of the camera-integrated VTR according to the present invention. Third
The embodiment shown in the figure is an EV
This is a camera-integrated VTR with an added function to open and close the lens force bar as the lens moves. Incidentally, the same members as those of the camera-integrated VTR shown in FIG.

As shown in FIG. 3, a pin 26 is attached to the lower part of the EVF 24, and the pin 26 is slidably guided along a guide groove (not shown) bored in the upper part of the camera body 12. Further, the pin 26 is fitted with a sliding member 28 that is slidably attached to the lower part of the guide groove, and the EV
The sliding member 28 is slid together with the sliding of F 2 4.

The sliding member 28 includes a slide switch 3 indicated by a broken line.
As explained in FIG. 1 above, by moving the EVF 24 to the OFF position, the camera position, and the VTR position, the power switch is turned on and off and the recording and playback modes are switched.

Furthermore, a guide pin 32 is provided at a predetermined position within the camera body 12.
, 32 are implanted, and a slider 34 for opening and closing the lens cover 36 is slidably guided by the guide pins 32, 32. The slider 34 is biased in the eight directions of arrows by a spring 37, and the EVF 24 is in the off position and V
To prevent a lens cover 36 from being opened inadvertently when it is in the TR position. When the EVF 2 4 is moved to the camera position, the slider 34 comes into contact with the sliding member 28 and the slider 3
Move 4 backwards.

As shown in FIG. 3, there is a rack 3 at the tip of the slider 34.
4A and 34B are provided and mesh with rotatably mounted pinion gears 38A and 38B, respectively. The pinion gears 38A and 38B are interlocked with the upper cover 36A and the lower cover 36B via link members and the like, and when the pinion gears 38A and 38B rotate, the upper cover 36A1 and the lower cover 36B are opened. Therefore, when the slider 34 is moved rearward, the racks 34A, 34B
moves rearward, the racks 34A, 34B rotate the binion gears 38A, 38B, and open the upper cover 36A1 and the lower cover 36B via the link members.

In this way, since the lens cover 36 is configured to open as the EVF 24 moves to the camera position, the workload of the cameraman during recording can be reduced.

Next, a third embodiment of the camera-integrated VTR according to the present invention will be explained in detail. 4 and 5 are perspective views schematically showing a camera-integrated VTR according to the present invention. In the camera body 40 of the camera-integrated VTR shown in FIG. 4, an EVF 42 is rotatably installed via a support shaft 44, and a mode changeover switch (not shown) is provided that allows switching between recording mode and playback mode by rotating the EVF 42. Camera body 4
Built in 0. Further, a power switch 46 is provided on the top of the camera body 40, and zoom switches 48A and 48B used during recording, an AF changeover switch 50, a backlight correction switch 52, etc. are provided on the top of the EVF 42. E
The back side of the VF 42 is provided with a play button, a rewind button, etc. used during playback (see FIG. 5).

The method of using the camera-integrated VTR according to the present invention constructed as described above is as follows. When using the camera-integrated VTR as a video camera, by turning on the power switch 46 and positioning the EVF 42 in the position shown in FIG. 4, the VTR automatically enters a recording mode and enters a recording standby state. Further, when using the camera-integrated VTR as a VTR deck, after turning on the power switch 46, the EVF 42 is reversed as shown in FIG. 5, and the VTR automatically enters the playback mode. The play button 54, rewind button 56, etc. are placed in an operable state by reversing the EVF 42 as shown in FIG.

Furthermore, in the state shown in FIG. 5, the eye bead 42A is located on the photographing lens side, so that the eye bead 42A does not protrude from the rear of the camera body 40, as in the embodiment shown in FIG. 1, making it easy to store and handle. Become.

〔Effect of the invention〕

As explained above, according to the camera-integrated VTR according to the present invention, the mode of the camera-integrated VTR is switched between the recording mode and the playback mode by moving the viewfinder. This makes it possible to easily and quickly switch the mode of the camera-integrated VTR without performing complicated operations, making it easier to use.

Furthermore, since the function of the operation switch is changed over between recording and playback at the same time as the mode is changed, the number of imitation switches can be reduced, and the camera body can be made smaller and lighter.

[Brief explanation of drawings]

FIG. 1 is a perspective view showing a first embodiment of the camera-integrated VTR according to the present invention, and FIG. 2 is a perspective view of the camera-integrated VTR shown in FIG. 1.
FIG. 3 is a partially cutaway side view showing the internal structure of the camera-integrated VTR according to the present invention, and FIGS. 4 and 5 are schematic cross-sectional views of the camera-integrated VTR according to the present invention. FIG. l2, 40...Camera body, l8, 23, 24,
42...Viewfinder, 22...Operation switch, 46...Power switch.

Claims (2)

[Claims] (1) In a camera-integrated VTR equipped with recording and playback functions, the viewfinder of the camera-integrated VTR is movably arranged with respect to the camera body at least to a viewfinder use position and a finder non-use position, and the viewfinder A camera-integrated VTR characterized in that the function of the camera-integrated VTR is automatically switched to a recording mode or a playback mode by stopping the camera in a finder-used position or a finder-unused position. (2) In the camera-integrated VTR, the operation switch used during recording and the operation switch used during playback are shared, and when the viewfinder is switched to the viewfinder use position or the finder non-use position, the said operation 2. The camera-integrated VTR according to claim 1, wherein the functions of the switches are switched between recording and playback, respectively.