JP2598193Y2 - Waterproof device for camera - Google Patents

Description

[Detailed description of the invention]

[0001]

This invention relates to a waterproof device for a camera, particularly to a waterproof device for a superior camera versatility in the use of the camera in water.

[0002]

BACKGROUND OF THE INVENTION silver halide camera, when you attempt to use an electronic still camera or a video movie, etc. in water, it is necessary to accommodate the camera in waterproof case, waterproof device for a camera for each model of camera, It is already widely marketed.

[0003] This type of conventional waterproof device for a camera includes an operation button, a winding lever or an IS of a camera to be used.
The waterproof case is provided with an indirect operating member for operating from the outside of the case so that each operating member such as the O-sensitivity setting switch can be easily operated even in water. Naturally, the structure is completely waterproof and waterproof. It has a drop structure. In order to facilitate holding the camera underwater, grips are provided on both side surfaces thereof, for example, so that an underwater photographer can perform underwater photography while holding the grip with both hands.

[0004]

However, in the above-described conventional camera waterproof device , the outer shape is determined according to the arrangement of the operating members of the camera of the model to be used. It becomes completely useless. Furthermore, since the camera is designed to be easily operated in accordance with the external design of the camera, there is another problem that the waterproof structure is complicated and the price has to be increased.

SUMMARY OF THE INVENTION An object of the present invention is to solve the above problems and to provide a versatile camera waterproof device that can be used in common even when the type of camera is different during underwater photography.

[0006]

SUMMARY OF THE INVENTION A camera waterproof device according to the present invention has a light receiving portion for receiving a remote control signal light.
Housing the camera and transmitting the camera control electromagnetic waves.
Waterproof case with excess part and emits the remote control signal light
And a display that monitors camera operation.
The waterproof case is formed so as to be detachable from the waterproof case.
Operate your own operation surface from the outside while mounted on
A waterproof remote control, wherein the waterproof remote control is
Is attached to the waterproof case, including the grip.
It is characterized by being performed. Also receives remote control signal light.
Housing a camera with a light receiving section
A waterproof case having a transmission part through which waves are transmitted;
Equipped with a light emitting unit that emits signal light
For cameras with removably mounted waterproof remote control
A waterproof device, wherein the waterproof remote control and the waterproof case are provided.
It is characterized in that it is attached and detached by a suction cup .

[0007]

[Function] This camera waterproof device is an electromagnetic control device for camera control.
It has a transmission part through which waves pass and receives remote control signal light.
For a waterproof case containing a camera with a light receiving unit,
The light emitting unit that emits the remote control signal light and the camera operation are monitored.
And a display unit to monitor, and is attached to the waterproof case.
In this state, you can operate your own operation surface from outside.
The water remote control is detachably attached by the suction cup .

[0008]

BRIEF DESCRIPTION OF THE DRAWINGS FIG. First, prior to describing the embodiment of the present invention, the basic configuration will be described.A camera waterproof case that can be commonly used for a plurality of types of cameras, a camera housed in this waterproof case, The camera comprises a waterproof remote control which is used in combination with the waterproof case for the camera by remotely operating the camera. And in the following example,
The present invention is applied to a camera-integrated VTR (hereinafter, referred to as a camera), and an example in which the camera is controlled by a remote control signal light transmitted from a waterproof remote control will be described. Note that the remote control attached to the camera will be referred to as a dedicated remote control box in the following description to distinguish it from the waterproof remote control.

FIG. 2 is a perspective view of a waterproof case 1 for a camera according to a first embodiment of the present invention and a waterproof remote control 2 mounted on the case 1 for use. The waterproof case 1 for a camera is provided with an objective lens 1a, which is mostly a wide lens on its front side.
Then, an eyepiece 1b is provided on a side surface portion, and a waterproof remote control storage portion 1e for storing a waterproof remote control 2 described later on an upper side portion.
And a remote control attachment / detachment knob 1k disposed near the subject in the storage portion 1e, and grips 1h and 1j on both sides for the photographer to hold the waterproof case 1 with both hands during underwater photography. , Respectively.

On the other hand, as shown in FIG. 2, the waterproof remote controller 2 which will be described in detail with reference to FIGS. 3 and 4 has an LCD display section 2a for monitoring the camera operation and various operation buttons 2b on its upper side. A light-emitting window 2c through which a remote control signal light is transmitted to the front side surface; and a lock for engaging the remote control attaching / detaching knob 1k of the case 1 when the waterproof remote control 2 is mounted on the camera waterproof case 1. 2d are provided respectively.

FIG. 1 is a longitudinal sectional view showing a state in which a camera 3 is built in a camera waterproof case 1 according to the first embodiment, and a waterproof remote controller 2 is mounted in a waterproof remote controller storage section 1e on the upper side. An outer casing of the camera waterproof case 1 is provided at a position corresponding to the dedicated signal light receiving window 1d for transmitting the signal light from the dedicated remote control box 4 of the camera 3 and the imaging optical system 3a of the built-in camera 3. An objective lens 1a, which generally comprises a wide lens group, an eyepiece 1b provided at a position corresponding to the finder optical system 3b of the camera 3, and a remote control signal emitted through a light emitting window 2c of the waterproof remote control 2. An electromagnetic wave for camera control for receiving light, and a light receiving window 1c as a transmitting portion through which light is transmitted in this case.
And are each provided with a waterproof structure. Half mirrors 1f and 1g are respectively provided at the upper left corner and the lower left corner in the drawing inside the case.

In the first embodiment thus configured, when the remote control signal light emitted from the waterproof remote control 2 passes through the light receiving window 1c and enters the camera waterproof case 1, the signal light is transmitted to two points. The light travels along the signal light path indicated by the chain line L1 and is received by the remote control signal light receiving section 3c provided at the lower left corner of the built-in camera 3 in the drawing. It is assumed that the remote control signal light is coded for the remote control signal light corresponding to the camera operation, as in a normal remote control camera.

Also, the built-in camera 3 can be remotely operated by its dedicated remote control box 4.
When the dedicated remote control signal light from the box 4 is transmitted through the light receiving window 1d provided in the lower left corner and the half mirror 1g, or the waterproof remote control 2 is detached from the waterproof case 1 for use. The signal light from the waterproof remote control 2 is incident on the remote control signal light receiving section 3c of the camera 3.

In order to provide a versatile camera waterproof device , the code of the remote control signal corresponding to the camera operation is generally different depending on the type of the camera 3. It is preferable to use a learning remote control. Here, the learning remote controller will be briefly described. When the learning remote controller is used by putting the dedicated remote controller box 4 of the camera 3 to be used in the camera waterproof case 1 in close contact with the waterproof remote controller 2, the light emission code is read and stored therein. A function or device capable of transmitting the code by operating a predetermined button as necessary. Thereby, the waterproof remote control 2 can be provided with versatility.

According to the first embodiment of the camera waterproof case 1 and the waterproof remote controller 2 shown in FIGS. 1 and 2, the camera 3 which can be housed in the waterproof case 1 and photographed underwater is provided with a light receiving window. 1c, the half mirrors 1f,
Light receiving unit 3 capable of receiving remote control signal light reflected by 1 g
It suffices that c is provided at the position shown in the figure, and it does not matter what the type of the camera 3 is.

As described with reference to FIGS. 1 and 2, when the waterproof remote controller 2 is mounted on the waterproof remote controller housing 1e of the camera waterproof case 1, the waterproof remote controller 2 transmits light to the position corresponding to the light receiving window 1c. The portion 2c is arranged, and the outline of the structure is as shown in FIGS.

3 and 4 are a vertical sectional view of the waterproof remote controller 2 and an exploded perspective view of the main part thereof.
Screws 33a, 33 with a waterproof packing 25
The waterproof structure is formed by screwing with b,....

On the upper side surface of the upper case 21 (the lower side in FIG. 4), an opening 21a for an LCD display and a round hole 2 for exposing the heads of rubber buttons 23a, 23b,.
1b1, 21b2,... Are provided respectively. Then, the opening 21a
Is bonded to a transparent plate 22 made of, for example, an acrylic plate. The operation panel section 21b is provided with operation rubber buttons 23a, 23b,..., And a rubber button mounting plate 23 made of rubber or the like is provided with a set screw 31a, 31b,... The operation rubber buttons 23a, 23b,...
A conductive rubber member 23 is provided at the tip of the central columnar projection.
a1 and 23b1 are respectively attached.

A light-emitting window 2c through which a remote control signal light emitted from a light-emitting portion 26a described later is transmitted is provided on a front side surface portion of the lower case 27, and a PCB (print circuit board) 26 has mounting screws 32a therein. 32b, ...
It can be attached by. This PCB 26
Is inserted into the PCB connector 26g,
LCD display unit 26b mounted on D flexible substrate 26d (see FIG. 3), and substrate land portions 26c1 and 26c2 provided at positions corresponding to operation rubber buttons 23a, 23b,... Of rubber button mounting plate 23. ,... Are arranged on the lower surface, and the light emitting window 2 near the front thereof is provided on the lower surface.
a light emitting section 2 for emitting a remote control signal light at a position corresponding to c
6a, an IC 26e and a resistor 26f near the center thereof.
(See FIG. 4).

In the waterproof remote controller 2 configured as described above, when the photographer presses one of the operation rubber buttons 23a, 23b,... Protruding from the upper surface of the upper case 21,
A conductive rubber member 23a1 corresponding to the pressed rubber button, for example, 23a acts on the substrate land portion 26c1 on the PCB 26. Then, when the board land portion 26c1 becomes conductive, for example, the circuit including the IC 26e and the resistor 26f is operated, and the remote control signal light of the code corresponding to the pressed rubber button for operation is emitted from the light emitting portion 26a. Is done.

FIG. 5 is a perspective view of a modification of the first embodiment. In the first embodiment, the waterproof remote control 2 is mounted on the upper side of the waterproof case 1 for the camera. In the example, the waterproof case 1 is mounted between the left side surface portion of the waterproof case 1 viewed from the photographer side and the grip 1j provided on the side surface portion. There is no difference from the first embodiment except for this point. Therefore, the same components are denoted by the same reference numerals, and description thereof will be omitted. Only different components will be described below.

In FIG. 5, a groove-shaped step 1m into which both sides of the waterproof remote control 2A can be fitted into the left side of the camera waterproof case 1A as seen by the photographer and the inside of the grip 1j.
And 1j1, respectively, and the remote controller 2A is fitted and held from above with the dashed operation surface of the waterproof remote controller 2A facing the photographer. In this case, the waterproof remote control 2A
A light-emitting window 2n for transmitting a remote control signal light is provided on the right side of the camera when viewed from the photographer side.
The light receiving window 1n for the remote control signal light is provided at a position corresponding to n. According to this modification, the waterproof remote control 2A
Is attached to the waterproof case 1A for the camera, and the grips 1j and 1h (see FIG. 2) of the case 1A are held with both hands for underwater photographing, as shown in FIG. The operation button can be operated with the thumb 5a of the user. Further, when the photographer wants to monitor the operation contents on the LCD display unit of the waterproof remote control 2A, it is sufficient to take his / her eyes off the eyepiece 1b (see FIG. 5) and shift his / her eyes slightly to the left.

If a groove-like step for holding the waterproof remote controller 2A is provided in each part of the camera waterproof case 1A, the usability during underwater photography is further improved. For example, if the groove-shaped steps are provided on the right side and the inside of the grip 1h as viewed from the photographer side, the operation can be performed with the right thumb during underwater photography.

FIG. 7 is a longitudinal sectional view of another modification of the first embodiment. In the first embodiment, the remote control signal light incident from the light receiving window 1c of the camera waterproof case 1 is transmitted to the half mirrors 1f and 1g. In this modification, the light is reflected by the spiral wire 6a having one end held by a support member 1p fixed to, for example, the upper inner peripheral surface of the waterproof case 1B. The optical fiber 6 supports the optical fiber 6, and the remote control signal light is transmitted by the built-in camera 3 (not shown).
To lead to. Since there is no difference from the first embodiment except for this point, the same components are denoted by the same reference numerals and description thereof will be omitted.

According to this modification, since the wire 6a for supporting the optical fiber 6 is flexible, even if the camera 3 incorporated in the waterproof case 1B is slightly moved, its remote control signal receiving portion 3c (see FIG. 1). ) Can guide the remote control signal light.

FIG. 8 is a perspective view of a camera waterproof case 1C and a waterproof remote control 2B showing a second embodiment of the present invention. In the first embodiment, the transmission of the remote control signal between the two is performed by light, that is, wirelessly. However, the second embodiment differs from the first embodiment in that a connection cable is used, so to speak, in a wired manner. Since there is no difference from the first embodiment except for this point, the same components are denoted by the same reference numerals, and the description thereof will be omitted. Only different components will be described below.

A connector 11a provided at one end of the connection cable 11 is connected to a terminal 1Ca provided on the side surface of the camera waterproof case 1C, and a connector 11b provided at the other end of the cable 11 is connected to a terminal of the waterproof remote control 2B. 2Ba
Connected to each other. Then, transmission of a remote control signal from the waterproof remote controller 2B to the camera waterproof case 1C is performed via a connection line in the connection cable 11.

In this case, a light emitting unit is provided in a connector 11a provided at one end of the connection cable 11, and a light receiving unit is provided in a terminal 1Ca of a waterproof case 1C.
Of course, the remote control signal from B may be photoelectrically converted by the connector connection portion and transmitted to the waterproof case 1C.

According to the second embodiment, the camera stored in the camera waterproof case 1C is installed at an appropriate place in the sea, and the waterproof remote controller 2 connected by the connection cable 11 is provided.
By remotely operating B, it is possible to photograph the ecology and the like in the sea as it is. In this case, since the connection cable 11 is usually long, it is possible to prevent the camera stored in the camera waterproof case 1C or the waterproof remote controller 2B from being lost when used underwater.

FIG. 9 is a perspective view of a modification of the second embodiment. In the second embodiment, transmission of a remote control signal from a waterproof remote controller to a waterproof case for a camera is performed by a connection cable 11 in a wired manner. On the other hand, this modified example is different from the optical fiber 12 in that the connection on the camera waterproof case side is made by a suction cup. Except for these points, there is no difference from the above-described second embodiment. Therefore, the same components are denoted by the same reference numerals, and description thereof will be omitted. Only different components will be described below.

The terminal processing of the optical fiber 12 will be described with reference to FIG. Light-emitting part of waterproof remote control 2C (not shown)
The remote control signal light emitted from the remote controller 2C is introduced into the optical fiber 12 from the connector 12a of the optical fiber 12 connected to the connector 2C1 of the remote controller 2C.
The light emitting unit 13 provided at the other end of the light emitting device emits light. A bowl-shaped suction cup 14 is provided at the end of the optical fiber provided with the light emitting section 13.
Is hermetically bonded to the optical fiber 12 so as to be in close contact with the transparent side surface of the camera waterproof case 1D shown in FIG.

In the above modification, the remote control signal from the waterproof remote controller to the waterproof case is transmitted in the form of light to the optical fiber 12.
Although it was described that the light emitting unit 13 emits light by transmitting
Using a connection cable in place of the optical fiber, the remote control signal from the waterproof remote control 2C is transmitted in the form of an electric signal to the light emitting unit 13
It is needless to say that the remote control signal may be transmitted by causing the light emitting unit 13 to emit light. In this case, it is assumed that the camera waterproof case is a housing that transmits light.

In each of the above embodiments, the equipment stored in the waterproof case is described as a camera-integrated VTR. However, the present invention is not limited to this, and is widely applied to silver halide cameras, electronic still cameras, and the like. be able to. Further, although the camera control signal has been described using light, it is needless to say that the camera control signal can be widely applied to electromagnetic waves including ultrasonic waves and radio waves.

According to each of the above embodiments, (1) a camera intended for underwater photography does not require a dedicated waterproof case, and can be used for a plurality of models. In addition, the camera does not require a dedicated remote control member.

(2) In the outer case of the camera waterproof case, if there is a concave portion for mounting a waterproof remote control in addition to the objective lens and the eyepiece, and a light receiving window for receiving a remote control signal light from the waterproof remote control. Good, simplifies the waterproof structure.

(3) The operation state of the camera can be checked on the LCD display section of the waterproof remote control, and all camera operations can be performed by the operation section on the remote control, so that operability is improved.

(4) By using a learning remote control or transmitting a remote control signal light through a deformable optical fiber, a camera waterproof case and a waterproof remote control can be used even if the camera model is different. You can shoot underwater.

[0038]

According to the invention of claim 1 of the present invention, the waterproofing is achieved.
Operate the waterproof remote control that is detachably formed on the case
By controlling the camera housed in the waterproof case
Can be used when shooting underwater.
The shadow person easily shoots while holding the waterproof case
be able to. Also, do not monitor the camera operation on the display.
As you can shoot on the ground, there is no erroneous operation like shooting on the ground
You can easily shoot .

[Brief description of the drawings]

FIG. 1 is a vertical sectional view of a waterproof device for a camera according to a first embodiment of the present invention.

FIG. 2 is a perspective view of the camera waterproof device in the first embodiment.

FIG. 3 is a longitudinal sectional view of the waterproof remote controller in FIG. 2;

FIG. 4 is an exploded perspective view of main components in FIG. 3;

FIG. 5 is a perspective view of a main part of a modification of the first embodiment.

FIG. 6 is a view for explaining an operation state in FIG. 5;

FIG. 7 is a longitudinal sectional view of a main part of another modification of the first embodiment.

FIG. 8 is a perspective view of a waterproof device for a camera according to a second embodiment of the present invention.

FIG. 9 is a perspective view of a modification of the second embodiment.

FIG. 10 is a side view of the optical fiber and the waterproof remote controller in FIG. 9;

[Explanation of symbols]

 1 ... waterproof case for camera 1c ... light receiving window (transmission part)

Claims (3)

(57) [Scope of request for utility model registration] 1. A light receiving section for receiving a remote control signal light.
A waterproof case that camera were housed, and that the electromagnetic wave for camera control have a transmitting portion that transmits a light-emitting part for emitting the remote control signal light, the camera operation
Display unit for monitoring, detachable from the waterproof case
It is formed so that it can be
Waterproof Limoko that allows you to operate your own operation surface from outside
And a waterproof device for a camera , comprising: 2. The waterproof device for a camera according to claim 1 , wherein the waterproof remote controller is attached to a portion of the waterproof case including a grip portion. 3. A light receiving section for receiving a remote control signal light.
The camera accommodates the camera and transmits electromagnetic waves for camera control.
Waterproof case with excess part and emits the remote control signal light
With a light-emitting part that can be detachably attached to the waterproof case
A waterproof device for a camera having a waterproof remote control
I, the sucker attachment and detachment between the waterproof remote control and the waterproof case
Waterproofing device for cameras,