JP2019179205A - Operation device, lens device, and imaging device - Google Patents

Abstract

To provide an operation device which is advantageous for a combination of left-hand and right-hand uses, for example.SOLUTION: This operation device is used to operate a movable optical member, and characterized by including: a housing; an operation member rotatably supported on the housing and including a scale that indicates an amount relating to the rotation; and a target disposed on either side of the housing in the direction of rotation relating to an apex of the housing and pointing to the scale unit.SELECTED DRAWING: Figure 3

Description

  The present invention relates to an operating device, a lens device, and an imaging device.

  In a television lens device, a photographer uses an operation device, also referred to as a focus demand, to perform the focus operation. The focus demand has a knob corresponding to an operation member that is manually operated by the photographer. The angle of manual knob rotation operation is detected by an angle detector. The position of the focus lens group is controlled via a drive unit such as a motor based on the angle detected by the angle detector.

  By the way, in addition to the knob, the focus demand is provided with a plurality of function switches, a visual target serving as a guide for grasping the rotation angle of the knob, and the like. Patent Document 1 discloses a focus demand (operation device) having a shot function and a visual target.

Japanese Patent No. 3760458

  The operation device disclosed in Patent Document 1 does not consider that the photographer operates with the left hand. Therefore, when the photographer operates with the left hand, it is necessary to prepare a focus demand for the left hand.

  An object of the present invention is, for example, to provide an operating device that is advantageous for both right-hand use and left-hand use.

  In order to achieve the above object, an operating device of the present invention is an operating device for operating a movable optical member, and includes a housing and a scale that is rotatably supported by the housing and indicates an amount related to the rotation. And an optotype indicating the scale portion disposed on each side of the casing in the direction of rotation with respect to the receiving portion of the casing.

  According to the present invention, for example, it is possible to provide an operating device that is advantageous for both right-hand use and left-hand use.

It is explanatory drawing of the use condition of an imaging device provided with the operating device of this invention. FIG. 3 is a perspective view of the operating device according to the first embodiment. It is a figure which shows the time of right hand use of the operating device of Example 1, and the time of left hand use. FIG. 6 is a perspective view of an operating device according to a second embodiment. It is a figure which shows the time of right hand use of the operating device of Example 2, and the time of left hand use. FIG. 10 is a perspective view of an operating device according to a third embodiment. It is a figure which shows the time of right hand use of the operating device of Example 3, and the time of left hand use.

  Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

A lens operating device according to a first embodiment of the present invention will be described below with reference to FIGS.
Based on FIG. 1, the usage state of the imaging apparatus including the focus demand 101 will be described. The lens device 102 is held on a tripod 104 via a camera device 103 having an image sensor arranged at the position of the image plane of the lens device. The tripod 104 is operated to drive a focus demand 101 and a zoom lens (movable optical member) which are lens operating devices for operating a focus lens (movable optical member for focusing) of the lens device 102. A zoom demand 105, which is a lens operating device for this purpose, is held. The photographer 106 operates the two lens operation devices to adjust the desired focal point and angle of view for shooting.

  The focus adjustment using the focus demand 101 and details will be described with reference to FIG. 2A and 2B are perspective views of the focus demand 101 according to the second embodiment. A knob 2 (operation member) is rotatably supported by the housing 1. By rotating the knob 2, a command value corresponding to the operation angle (rotation position) of the knob 2 detected by an operation detection unit (not shown) is output to the lens device 102, and the driving of the focus lens of the lens device 102 is operated. A command value is output from a control unit (not shown). That is, it is possible to adjust the focus of the lens device 102 by operating the knob 2. The housing 1 is provided with a reference operation unit including a display 3 (display unit), a cross key 4, and switches 5 and 6 arranged on both sides of the display 3. One of the functions displayed on the display 3 (the receiving part) is selected by the cross key 4, and the same function is assigned to the switch 5 and the switch 6. Then, by pressing the switch 5 and the switch 6, the assigned function can be switched ON and OFF.

  Based on FIG. 3, functions during the right hand operation and the left hand operation of the focus demand 101 will be described. FIG. 3 is a perspective view of the focus demand 101 according to the first embodiment. (A) shows the operation with the right hand, and (b) shows the operation with the left hand. As shown in FIGS. 3A and 3B, since the characters displayed on the display 3 are displayed toward the photographer 106, the current switch 5 and the switch 6 can be viewed by viewing them like arrows. You can instantly check what function is assigned to the. In addition, the housing 1 is provided with a target 1a and a target 1b arranged on both sides of the display 3, and the knob 2 is provided with a scale 2a indicated by the targets 1a and 1b. Then, as shown in FIG. 3 (a), when the photographer 106 operates the focus demand 101 with the right hand, the rotation angle of the knob 2 can be used as a guide by checking the target 1a and the scale 2a. . Further, as shown in FIG. 3B, when the photographer 106 operates the focus demand 101 with the left hand, the rotational angle of the knob 2 can be used as a guide by checking the target 1b and the scale 2a. it can.

  By assigning a plurality of functions to the switch 5 and the switch 6 with the above structure, it is not necessary to provide a large number of switches, so that the size and cost are reduced. Moreover, since the function currently allocated to the switch 5 and the switch 6 can be confirmed instantaneously by visually recognizing the display 3, an incorrect function is not operated. Furthermore, the display 3 and the cross key 4 are displayed and arranged toward the photographer 106, and two targets are provided symmetrically across the display 3, so that one unit can be operated with either the right hand or the left hand. Is also available. Furthermore, since the two visual targets are formed integrally with the housing 1, the number of parts can be reduced, so that the cost is reduced.

The lens operating device according to the second embodiment of the present invention will be described below with reference to FIGS.
The use state of the image pickup apparatus and the focus adjustment by the knob operation are not different from those in the first embodiment, and thus the description thereof is omitted.

  The details of the focus demand 201 will be described with reference to FIG. FIGS. 4A and 4B are perspective views of the focus demand 201 according to the second embodiment. The casing 7 is provided with a reference operation unit including a display 8 (setting screen, receiving portion), a cross key 9 and switches 10-13. The housing 7 is provided with a target 7a and a target 7b arranged on both sides of the display 8, and the target 7a and the target 7b are visual targets for selectively switching between valid / invalid as a target. The mark selection member 14 is detachably attached.

  Based on FIG. 5, functions during the right hand operation and the left hand operation of the focus demand 201 will be described. FIG. 5 is a top view of the focus demand 201 according to the second embodiment. FIG. 5 (a) shows the operation with the right hand, and FIG. 5 (b) shows the operation with the left hand. As shown in FIG. 5A, when the target selection member 14 is attached to the target 7a, it is detected by the selection detection unit (not shown) that the target selection member 14 is mounted on the target 7a. Then, the display 8 is displayed for the right hand, and the cross key 9 can be operated in accordance with the display direction of the display 8. That is, the display direction is determined and changed so as to be in the normal position when viewed from the direction selected by the target selection member 14. Next, the function displayed on the display 8 is selected by the cross key 9, and the function is stored in the storage unit (not shown) in the switches 10-13. Then, the stored functions can be switched on and off by pressing the switches 10 to 13. On the other hand, as shown in FIG. 5B, when the target selection member 14 is attached to the target 7b, the display 8 is displayed for the left hand, and the cross key 9 (instruction unit) is operated in accordance with the display direction of the display 8. Is possible. That is, the display direction is changed so as to be in the normal position when viewed from the direction selected by the target selection member 14. Next, the function displayed on the display 8 is selected by the cross key 9 (instruction unit), and the function is stored in the storage unit (not shown) in the switches 10 to 13. Then, the stored functions can be switched on and off by pressing the switches 10 to 13. Further, once the functions are stored in the switches 10 to 13 in the state of FIGS. 5A and 5B and the target selection member 14 is changed from the target 7a to the target 7b, the function shown in FIG. It becomes the function memorized in the state. Further, when the target selection member 14 is changed from the target 7b to the target 7a, the function stored in the state of FIG. 5A is obtained.

With the above structure, the setting of the display 8 and the cross key 9 is automatically switched for the right hand and the left hand by changing the target selection member 14 which is an existing part. A lens operating device is possible. In addition, since the functions of the switches 10 to 13 are switched by changing the target selection member 14, the setting time of the photographer is shortened without re-setting the functions.
Moreover, you may make it memorize | store in the memory | storage part the function set in the state in which the optotype on the same side was selected by the optotype selecting member 14 with respect to each of the switches 10-13. Further, the function designated for each of the switches 10 to 13 may be stored in the storage unit in accordance with the state in which the target is selected by the target selection member 14. In this case, the functions assigned to the switches 10 to 13 may be set so as to be symmetrical with respect to the display 8 according to the state in which the target is selected by the target selection member 14.

A lens operating device according to a third embodiment of the present invention will be described below with reference to FIGS.
The use state of the image pickup apparatus and the focus adjustment by the knob operation are not different from those in the first embodiment, and thus the description thereof is omitted.

  Details of the focus demand 301 will be described with reference to FIG. FIGS. 6A and 6B are perspective views of the focus demand 301 according to the third embodiment. The casing 15 is provided with a reference operation unit including a display 16 (a receiving part), a cross key 17 and switches 18 to 21. In addition, a target ring 22 having a target portion 22 a is held in the housing 15 so as to be rotatable about the rotation axis of the knob 2. The casing 15 is divided into a range 15b and a range 15c by providing a reference line 15a. The range 15b and the range 15c only need to be able to be identified by, for example, color coding, a pattern pattern, explicit boundary lines of the range, or a difference in surface roughness. More preferably, it is visible.

  Based on FIG. 7, the function at the time of the right hand operation and the left hand operation of the focus demand 301 will be described. FIG. 7 is a top view of the focus demand 301 according to the third embodiment. FIG. 7 (a) shows the operation with the right hand, and FIG. 7 (b) shows the operation with the left hand.

  The target ring 22 having the target unit 22a is symmetrical with respect to the surface on which the display 16 is disposed and the switches 18 to 21 in the rotation direction of the knob 2 (FIGS. 7A and 7B). Can rotate between. When setting the knob 2 to be operated with the right hand by selecting one of the positions (FIGS. 7A and 7B) that are symmetric in the rotation direction of the knob 2 and positioning the target ring 22 (FIG. 7A) In the case of setting to operate with the left hand (FIG. 7B), good operability can be similarly maintained.

  As shown in FIG. 7A, when the target unit 22a is arranged in the range 15b, the rotation detection unit (not shown) detects that the target unit 22a is arranged in the range 15b. Then, the display 16 is displayed for the right hand, and the cross key 17 can be operated in accordance with the display direction of the display 16. That is, the display direction is changed so as to be in the normal position when viewed from the selected range 15b side. Next, the function displayed on the display 16 is selected by the cross key 17, and the function is stored in the storage unit (not shown) in the switches 18-21. Then, the stored functions can be switched on and off by pressing the switches 18 to 21. On the other hand, as shown in (b), when the target portion 22a is arranged in the range 15c, the display 16 is displayed for the left hand, and the cross key 17 can be operated in accordance with the display direction of the display 16. That is, the display direction is changed so as to be in the normal position when viewed from the selected range 15c side. Next, a function displayed on the display 16 is selected by the cross key 17 (instruction unit), and the function is stored in the storage unit (not shown) in the switches 18 to 21. Then, the stored functions can be switched on and off by pressing the switches 18 to 21. Further, once the functions of the switches 18 to 21 are stored in a storage unit (not shown) in the state of FIGS. 7A and 7B and the target unit 22a is moved from the range 15b to the range 15c, FIG. The function is stored in the state of (b). When the target unit 22a is further moved from the range 15b to the range 15c, the function stored in the state of FIG.

  The same applies to both left-handed and right-handed operations by selecting one of the symmetrical positions in the rotation direction of the knob 2 (FIGS. 7A and 7B) and positioning the target ring 22 However, the present invention is not limited to this. For example, it may be possible to select a target position that is easy for the user to use by providing a plurality of positions that can be stably stopped by providing notches at positions that are symmetric in the rotation direction of the knob 2. Further, the target ring 22 may be rotated steplessly over the entire circumference so that the rotation position of the target that is most usable by the user can be arbitrarily set.

  With the above structure, the target ring portion 22a can be arranged at an arbitrary position by rotating the target ring 22, and the display 16 and the cross key 17 are automatically used for the right hand and the left hand depending on the arrangement range of the target portion 22a. The setting can be switched. Therefore, a right / left-handed lens operating device can be achieved without increasing the number of parts. In addition, since the functions of the switches 18 to 21 are switched depending on the arrangement range of the target portion 22a, the setting time of the photographer can be shortened without re-setting the functions.

  As mentioned above, although preferable embodiment of this invention was described, this invention is not limited to these embodiment, A various deformation | transformation and change are possible within the range of the summary.

101, 201, 301 Focus demand (lens operating device)
1 Housing 1a, 1b, 7a, 7b, 15b, 15c Visual target 2 Knob (operation unit)
3 Display (standard operation part)
4 Four-way controller (standard operation unit)
5 Switch (standard operation part)

Claims (13)

An operating device for operating a movable optical member,
A housing,
An operation member that is rotatably supported by the housing and includes a scale indicating the amount of rotation;
An index indicating the scale, arranged on each of both sides of the housing in the direction of rotation with respect to the receiving portion of the housing;
An operating device comprising: The operating device according to claim 1, wherein the receiving portion includes a display portion.   The operating device according to claim 2, wherein the hook portion includes a switch provided on each of the both sides. The operating device according to claim 2, wherein a display direction in the display unit is determined according to a target used out of the two targets.   The operating device according to any one of claims 2 to 4, wherein the visual targets are arranged on each of the both sides.   The operating device according to any one of claims 2 to 4, wherein the visual target is selectively disposed on either of the two sides. The visual target is selectively arranged on either of the both sides,
Two switches respectively provided on both sides,
For each of the two switches, a storage unit that stores a function set in a state where the target is arranged on the same side;
The operating device according to claim 6, further comprising:   The operation device according to claim 6, wherein the visual target is rotatable about the rotation axis of the operation member as a rotation axis. A detection unit for detecting the rotation angle of the target;
The operation device according to claim 7, wherein a display direction in the display unit is determined based on the angle detected by the detection unit. Two switches respectively provided on both sides,
A storage unit for storing the same function for the two switches;
The operating device according to any one of claims 1 to 6, 8, and 9.   The operating device according to claim 1, wherein the optical member includes a lens that moves for focusing. The operating device according to any one of claims 1 to 11,
An optical member operated by the operating device;
A lens apparatus comprising: A lens device according to claim 12;
An image sensor disposed on the image plane of the lens device;
An imaging device comprising:

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