JP2000314915A - Optical instrument - Google Patents

Abstract

PROBLEM TO BE SOLVED: To obtain an optical instrument enabling a user to discriminate between camera shake and image blur by optionally selecting camera shake amount display and image blur amount display by a display selection means. SOLUTION: A camera shake amount display device 29 receives a signal from a display selection switch 19 and displays camera shake amount or image blur amount within the finder of a camera. Namely, when a camera shake display switch 19a is turned on, the camera shake amount is displayed based on shake information from a shake detection display 22. When an image blur display switch 19b is turned on, the shake amount estimated in setting an actual printing picture plane is calculated from shake information by the device 22, focal distance information by a focal distance detection means 23, subject distance information by a range-finding device 27, shutter speed information by a DX code detection device 24 and a photometry device 26, enlargement magnification information in printing by an enlargement magnification setting device 25, and a vibration-proof state by a vibration-proofing on/off switch. Then, the image blur amount is displayed in accordance with the level of the shake amount.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an improvement in an optical apparatus such as a camera for displaying a shake amount in a finder or the like.

[0002]

2. Description of the Related Art Japanese Patent Application Laid-Open No. Hei 6-202217 proposes a camera with a camera shake display function for displaying the amount of shake that can occur during actual photographing printing in a viewfinder. This displays the amount of shake that can occur during actual shooting and printing based on the amount of camera shake of the photographer, the shutter speed, the focal length of the shooting lens, the subject distance, and the enlargement magnification set value during printing.

A camera shake amount display device for displaying a camera shake amount in real time when a camera shake amount display mode is selected is proposed in Japanese Patent Laid-Open No. 6-308562. When the camera is set to a camera shake amount display mode, the camera shake amount is displayed in real time, shutter driving is prohibited, and the user can practice how to press the release.

Further, there are provided shake information display means for displaying information relating to shake of the subject image, and remaining shake correction amount display means for displaying a predicted value of the remaining shake correction amount of the subject image after shake correction by the shake correction device. An image stabilizing device has been proposed in Japanese Patent Application Laid-Open No. 10-161168. This is because the shake correction effect can be confirmed by displaying the shake amount of the camera shake actually occurring and the remaining shake correction amount after the shake correction predicted by the shake correction function.

[0005]

However, in the above-mentioned Japanese Patent Application Laid-Open No. 6-308562, only the display according to the output of the camera shake sensor is performed, and the actual photographing conditions of the camera are not taken into consideration.

In Japanese Patent Application Laid-Open No. Hei 6-202217, the shake amount corresponding to the actual print screen is displayed. For example, when the shutter speed is high, the shake amount is not displayed. I can't recognize.

In Japanese Patent Application Laid-Open No. Hei 10-161168, the shake amount of the subject image and the shake amount that cannot be completely corrected by the shake correction device can be displayed. There is no difference in the display amount of the shake, and there is no difference in the display amount of the shake even if the set value of the enlargement magnification at the time of printing is different.

(Object of the Invention) A first object of the present invention is to provide an optical apparatus capable of distinguishing between a camera shake and an image shake.

A second object of the present invention is to provide an optical apparatus capable of recognizing the effects of camera shake and focal length on image shake.

A third object of the present invention is to provide an optical apparatus capable of recognizing the effects of camera shake and subject distance on image shake.

A fourth object of the present invention is to provide an optical apparatus capable of recognizing the effects of camera shake and shutter speed on image shake.

A fifth object of the present invention is to provide an optical apparatus capable of recognizing the effect of camera shake and the magnification at the time of printing on image shake.

A sixth object of the present invention is to provide an optical apparatus capable of recognizing the amount of image blur caused by the difference in the operation state of the image stabilizing means.

[0014]

In order to achieve the first object, the present invention according to claim 1 is based on a camera shake amount display means for displaying a camera shake amount applied to an optical device, and An optical apparatus having an image shake amount display unit that displays an image shake amount that can occur during actual photographed image formation, and a display selection unit that selectively displays the camera shake amount display unit and the image shake amount display unit; Is what you do.

In this configuration, the display of the amount of camera shake and the amount of image shake can be arbitrarily selected by the display selection means.

In order to achieve the second object,
According to a second aspect of the present invention, there is provided the optical apparatus according to the first aspect, wherein the photographing conditions include focal length information of the photographing lens.

In order to achieve the third object,
According to a third aspect of the present invention, there is provided the optical apparatus according to the first or second aspect, wherein the photographing condition includes subject distance information.

Further, in order to achieve the fourth object,
According to a fourth aspect of the present invention, there is provided the optical apparatus according to any one of the first to third aspects, wherein the photographing condition includes shutter speed information.

In order to achieve the fifth object,
According to a fifth aspect of the present invention, there is provided an optical apparatus according to any one of the first to fourth aspects, wherein the photographing condition includes information on a magnification at the time of printing.

In order to achieve the sixth object,
According to a sixth aspect of the present invention, there is provided the optical apparatus according to any one of the first to fifth aspects, wherein the photographing condition includes an operation state of a vibration reduction unit for reducing a shake.

[0021]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, the present invention will be described in detail based on illustrated embodiments.

FIG. 1 is a view of a finder of a camera according to an embodiment of the present invention. In the figure, 1 is a viewfinder field, 2 is a viewfinder screen frame, 3 is a distance measurement mark, 4
Is a camera shake mark, 5 is an image shake mark, and 6 is a shake amount indicator.

FIG. 1 is a view showing a state in which all of the camera shake mark 4, the image shake mark 5, and the shake amount indicator 6 are displayed for explanation. As shown in FIG. The shake amount indicator 6 can be displayed in a lower part outside the finder screen frame 2 within the finder field of view 1 by a liquid crystal display device or an LED (not shown).

FIG. 2 is a rear view of the camera according to one embodiment of the present invention.

In FIG. 1, reference numeral 7 denotes a back cover of the camera, 8 denotes a release button, and the release button 8 is an operating member of a switch SW1 which is turned on when pressed halfway and a switch SW2 which is turned on when fully pressed. Reference numeral 9 denotes a finder eyepiece window for allowing a photographer to look into the finder visual field described with reference to FIG. 1, 10 denotes a TELE side zoom button, and 11 denotes a WIDE side zoom button. The focal length of the lens is TEL
When the lens is driven to the E side and the WIDE-side zoom button 11 is pressed, the focal length of the photographic lens (not shown) is driven to the WIDE side.

Reference numeral 12 denotes a CH for selecting a print screen size.
FIG. 2 shows a state in which the CHP switching knob 12 is located at H. In this H position, the viewfinder screen frame 2 remains in the state shown in FIG.
When photographing is performed in this state, the H size, which is a high-definition size, is recorded as designated print screen size information in a film information recording unit (not shown). When the CHP switching knob 12 is rotated clockwise in FIG.
The viewfinder screen frame 2 is masked in the left-right direction so that the aspect ratio is about 2: 3. If the photographing is performed in this state, the information is stored in a film information recording unit (not shown) as the designated print screen size information. The C size to be printed at a size of 2: 3 is recorded. When the CHP switching knob 12 is rotated counterclockwise to the position P in the figure, the finder screen frame 2 in FIG. 1 is masked in the vertical direction by about half, and when photographing is performed in this state, information on a film (not shown) is obtained. A P size, which is a panorama size obtained by cutting the upper and lower sides by enlarging the enlargement magnification to be larger than the C size, is recorded as designated print screen size information in the recording unit.

Reference numeral 13 denotes an anti-vibration (IS) ON / OFF knob. The state shown in FIG. 2 shows the ON state of the anti-vibration, and the anti-vibration ON / OFF knob 13 is slid rightward in the figure from the state of FIG. And the image stabilization is turned off.

Numeral 14 denotes a display selection knob, 14a denotes a non-display index, 14b denotes a camera shake display index, 14c denotes an image shake display index, and the state where the display selection knob 14 in FIG. In the state in which "camera shake display" is selected as the shake display in the viewfinder, when the display selection knob 14 is slid leftward in the figure to the position of the image shake display index 14c from the state of FIG. 2 is in a state where “image blur display” is selected, and FIG.
When the display selection knob 14 is slid rightward in the figure to the position of the no-display index 14a from the state of, a state of "no display" in which the shake display is not displayed in the viewfinder is set.
(The “camera shake display” and “image shake display” will be described later.) FIG. 3 is a viewfinder view when the camera shake display is selected by the camera according to the embodiment of the present invention.
The same parts as those described above are denoted by the same reference numerals and description thereof is omitted.

FIG. 3A is a diagram showing a state when the camera shake is small, and FIG. 3B is a diagram showing a state when the camera shake is large.

When the camera shake display is selected by the display selection knob 14 in FIG. 2, the camera shake mark 4 is displayed in the viewfinder field 1 as shown in FIG. 3, and the number of display segments of the camera shake amount indicator 6 according to the camera shake amount. Changes. This shake amount indicator 6 is not displayed when there is no camera shake, and as the camera shake increases, as shown in FIG.
When the number of display segments increases evenly in the left and right from the one segment display, and the camera shake exceeds a predetermined amount, all the segments are displayed as shown in FIG. The camera shake amount is detected by a shake sensor described later.

FIG. 4 is a view of the viewfinder when the image blur display is selected by the camera according to the embodiment of the present invention. In FIG. 4, the same parts as those in FIG. .

FIG. 4A is a diagram showing a state when the camera shake is small, and FIG. 4B is a diagram showing a state when the camera shake is large.

When the image shake display is selected by the display selection knob 14 in FIG. 2, the image shake mark 5 is displayed in the finder visual field 1 as shown in FIG. 4, and the shake amount indicator 6 is changed according to the amount of image shake. The number of display segments changes. This shake amount indicator 6 is not displayed when there is no image shake, and as the image shake increases, as shown in FIG.
When the number of display segments increases evenly from left to right from the display of one segment and the camera shake exceeds a predetermined amount, all segments are displayed as shown in FIG.

Here, the image shake amount referred to here is based on the amount of camera shake, focal length, subject distance, shutter speed, enlargement magnification (CHP information) at the time of printing, ON / OFF state of image stabilization, and This is a calculation of the expected shake amount. For example, even if the camera shake is detected to some extent, if the shutter speed is high, it is determined that there is no image shake (actually, image shake is indistinguishable on the print screen). If the amount exceeds the image stabilization range and the shutter speed is low, it is determined that image blur occurs.

FIG. 5 is a block diagram showing an electrical configuration of the camera according to the embodiment of the present invention.

In the figure, reference numeral 15 denotes a control circuit including a microcomputer for controlling the entire camera, and 16 (SW)
1) a switch which is turned on by the first stroke (so-called half-press) of the release button 8 of the camera, 17 (SW)
2) is a switch which is turned on by the second stroke (so-called full press) of the release button 8. 18 is the T
This is a zoom switch that is turned on by pressing the ELE-side zoom button 10 or the WIDE-side zoom button 11. When the TELE-side zoom button 10 is pressed, the zoom tele switch 18a is turned on, and the WIDE-side zoom button 11 is turned on. When pressed, zoom wide switch 18
b turns on.

Reference numeral 19 denotes a display selection switch for selecting a shake display in the viewfinder of the camera. When the display select knob 14 is set to the position of the camera shake display index 14b, the camera shake display SW 19a is turned on, and the display select knob 14 is turned on. When set to the image blur display index 14c position, the image blur display switch 19b is turned on, and when the display selection knob 14 is set to the non-display index 14a position,
The display selection switch 19 is turned off. 20 is anti-vibration O
An N / OFF switch, which is turned on when the anti-vibration ON / OFF knob 13 is set to a position 1 in FIG. 2
Reference numeral 1 denotes a zoom lens driving device. The zoom lens driving device 21 receives a signal from the zoom switch 18 and drives the zoom lens to change the focal length.

Reference numeral 22 denotes a shake detection device for detecting a shake of the camera. The shake detection device 22 includes a pitch sensor for detecting a shake in the pitch direction of the camera, such as a vibrating gyroscope, and a shake in the yaw direction of the camera. A yaw sensor detects the camera shake of the photographer and sends camera shake information to the control circuit 15. Reference numeral 23 denotes a focal length detecting device that detects focal length information of the zoom lens driven by the zoom lens driving device 21 and sends the information to the control circuit 15. A DX code detector 24 reads the DX code of the film loaded in the camera and sends the DX code information to the control circuit 15, and 25 is a CHP switching knob 1.
The enlargement ratio setting device sends enlargement ratio information set based on the print screen size selected in Step 2 to the control circuit 15.

Reference numeral 26 denotes a photometric device for measuring the brightness of a subject,
Reference numeral 7 denotes a distance measuring device for calculating distance measuring information of a subject. Reference numeral 28 denotes a focus lens driving device that drives a focus lens in a photographing lens in the optical axis direction to focus on the basis of the distance measuring information by the distance measuring device 27. It is.

Reference numeral 29 denotes a shake amount display device for displaying a camera shake amount or an image shake amount in a finder of a camera in response to a signal from the display selection switch 19. When the camera shake display switch 19a is turned on, the shake amount display device 29 is provided. Detection device 2
2. The amount of camera shake is displayed based on the shake information 2 and when the image shake display switch 19b is turned on, the shake information by the shake detecting device 22, the focal length information by the focal length detecting means 23, and the focal length by the distance measuring device 27. Subject distance information, the DX code detecting device 24 and the photometric device 26
Shutter speed information, the enlargement magnification setting device 2
5, a shake amount expected at the time of an actual print screen is calculated from the enlargement magnification information (CHP information) at the time of printing according to the above, and the image stabilization state by the image stabilization ON / OFF switch, and the image shake amount according to the level. Is displayed.

Reference numeral 30 denotes an image blur correction device for driving a correction mechanism for decentering the correction optical system in the photographing lens based on the shake information from the shake detection device 22 to suppress image blur, and 31.
A shutter driving device for opening and closing a shutter based on the photometric information from the photometric device 26 and the DX code information from the DX code detecting device 24 to expose the film;
Reference numeral denotes a film feeder which feeds the film to the next frame by a motor or the like and rewinds the film after all frames have been shot.

Next, a part of the operation of the camera according to the embodiment of the present invention having the above configuration will be described with reference to the flowcharts of FIGS.

When a main switch (not shown) is turned on,
First, in step # 101, whether or not the image stabilization is ON is detected based on a signal of the image stabilization ON / OFF switch 20. If the image stabilization is ON, the process proceeds to Step # 103. If the image stabilization is OFF, the process proceeds to Step # 102, and it is detected whether the display selection switch 19 is in the OFF state. If the display selection switch 19 is OFF, the process proceeds to step # 131 in FIG.
If not F, proceed to step # 103.

In step # 103, it is determined whether or not the switch SW1 is ON. As a result, when the switch SW1 is turned off, step # 104 in FIG.
Then, it is determined here whether the zoom switch 18 is ON. If the zoom switch 18 is ON, the process proceeds to step # 105, in which the zoom lens driving device 21 drives the zoom motor to drive the zoom lens. Next, if it is detected in step # 106 that the zoom end has been reached, or if it is detected in step # 104 that the zoom switch 18 has been turned off, the driving of the zoom motor is stopped in step # 107. Then, the zooming operation ends. Thereafter, the flow returns to step # 101 again.

On the other hand, in step # 103, the switch SW1
If it is detected that is turned on, step # 10
8, the shake detection device 22 starts detecting the camera shake. Next, in step # 109, the focal length of the photographing lens is detected by the focal length detecting device 23. Subsequently, in step # 110, the DX code detection device 24 detects the DX code of the film loaded in the camera. In the next step # 111, the brightness of the subject is measured by the photometric device 26. In the following step # 112,
Based on the DX code information detected in step # 110 and the subject luminance information obtained in step # 111, a shutter speed value for obtaining proper exposure is calculated. In the next step # 113, the distance measuring device 27 calculates distance measuring information to the subject. In the following step # 114, the focus lens in the photographing lens is driven in the optical axis direction by the focus lens driving device 28 on the basis of the distance measurement information obtained in the above step # 113 to achieve focus.

In step # 115, the state of the display selection switch 19 is determined. Here, when the camera shake display switch 19a is ON, the process proceeds to step # 116, where the angular velocity output of the shake obtained by the shake detection device 22 is changed to the number of display segments of the shake amount indicator 6 via the A / D converter. In the next step # 117, the number of display segments corresponding to the camera shake obtained in the above step # 116 is displayed on the camera shake indicator 6 in the viewfinder of the camera by the camera shake display device 29, and the camera shake mark 4 is displayed. It is displayed (see FIG. 3).

On the other hand, when the image blur display switch 19b is turned on in step # 115, the process proceeds to step # 118, where the blur information by the blur detecting device 22, the focal length information obtained in step # 109, # 113
, Subject information obtained in step # 112, shutter speed information obtained in step # 112, enlargement magnification information (CHP information) at the time of printing by the enlargement magnification setting device 25, and image stabilization by the image stabilization ON / OFF switch 20 From the state, a shake amount expected at the time of an actual print screen is calculated, and in the following step # 119, the number of display segments corresponding to the image shake amount obtained in the above step # 118 is determined by the shake amount display device 29 by the camera finder. Is displayed on the shake amount indicator 6 inside the camera and the image shake display mark 5 is displayed (see FIG. 4).

Next, in step # 120, the state of the switch SW1 is determined again, and
If it is FF, the process returns to step # 101. Therefore, when re-framing without taking a picture, it is sufficient to once release the finger from the release button 8, turn off the switch SW1, and repeat the operation from step # 101 again.

On the other hand, if the switch SW1 is ON in step # 120, the process proceeds to step # 121, where the state of the switch SW2 is determined. If the switch SW2 is OFF, the process returns to step # 115. That is, step #
The operations from 115 to # 119 are repeated until the switch SW1 is turned off or the switch SW2 is turned on. On the other hand, if the switch SW2 is turned on by fully pressing the release button 8 in step # 121, the process proceeds to step # 122, and the state of the image stabilization ON / OFF switch 20 is determined again. If the image stabilization is ON, the process proceeds to step # 123, where the image blur correction device 30 starts driving of the correction optical system in the photographing lens based on the shake information of the shake detection device 22 to suppress the image shake. Next step # 12
In step 4, the shutter is driven by the shutter driving device 31 at the shutter speed obtained in step # 112 to expose the film. In the following step # 125, the driving of the correction optical system started in step # 123 is stopped. That is, image blur suppression of the photographing lens system is performed only when the shutter is driven. On the other hand, if the image stabilization is OFF in step # 122, step #
Proceeding to 126, the shutter is driven by the shutter driving device 31 at the shutter speed obtained in step # 112 to expose the film. In other words, vibration isolation is OF
If F, the correction optical system is not driven.

In step # 127, the display of the amount of shake in the viewfinder of the camera started in step # 117 or step # 119 is ended. In the next step # 128, the film is wound up to the next frame by the film feeding device 32. Next step # 12
In step 9, the state of the switch SW1 is discriminated again.
Then, the operation described above is repeated again. On the other hand, if the switch SW1 is OFF, the process proceeds to step # 130, where the shake detection started in step # 108 is stopped and the process ends.

On the other hand, if the display selection switch 19 is OFF in step # 102, the process proceeds to step # 131 in FIG. 8, and it is determined whether the switch SW1 is ON. If the switch SW1 is OFF, FIG.
If the switch SW1 is ON, the process proceeds to step # 132, where the focal length detecting device 23 detects the focal length of the photographing lens.

Subsequently, in step # 133, the DX code detecting device 24 detects the DX code of the film loaded in the camera. In the next step # 134, the brightness of the subject is measured by the photometric device 26. In the following step # 135, the D detected in step # 133
A shutter speed value for obtaining a proper exposure is calculated based on the X code information and the subject luminance information obtained in step # 134. Then, in the next step # 136,
The distance measuring device 27 calculates distance measuring information to the subject.
In step # 137, the focus lens driving device 2 is set based on the distance measurement information obtained in step # 136.
In step 8, the focus lens in the photographing lens is driven in the optical axis direction to focus.

In step # 138, the state of the switch SW1 is determined again. If the switch SW1 is OFF, the process returns to step # 101 in FIG.

Therefore, when re-framing without taking a picture, once release the release button 8 and release the switch S
W1 is turned off, and the operation from step # 101 is repeated again.

On the other hand, if the switch SW1 is ON in step # 138, the process proceeds to step # 139. Here, the state of the switch SW2 is determined. If the switch SW2 is OFF, the process returns to step # 138. Switch SW2
Is turned on, the flow proceeds to step # 140, and the shutter is driven by the shutter driving device 31 at the shutter speed obtained in step # 135 to expose the film. In the next step # 141, the film is wound up to the next frame by the film feeding device 32. In the following step # 142, the state of the switch SW1 is determined again. If the switch SW116 is ON, the process returns to the step # 134 to repeat the above operation again. If the switch SW1 is OFF, the process ends. I do.

That is, even if the image stabilization is OFF, as long as the display selection switch 19 is not turned off, the shake detection device 2
2 operates, and even if the image stabilization is ON, if the display selection switch 19 is OFF, the shake amount is not displayed.

According to the above-described embodiment, a camera shake amount display for displaying only the camera shake amount applied to the camera in the viewfinder of the camera, the camera shake amount, the focal length, the object distance, the shutter speed, and the enlargement magnification at the time of printing. (CHP information),
Based on the image stabilization ON / OFF state, it is possible to arbitrarily select and display an image shake amount display that predicts and displays an image shake amount that may occur during an actual shooting print screen. Can be confirmed, and the amount of image blur that can occur during actual photographing printing can be recognized before photographing.

Therefore, when the camera shake display is selected, it is possible to practice how to press the release button. When the image shake display is selected, the camera shake amount, the focal length, the subject distance, the shutter speed, and the enlargement magnification (CHP information) at the time of printing are selected. In addition to recognizing the effects of each on image blur,
Since the amount of image shake due to the difference between the N / OFF states can be confirmed, the image stabilizing effect can be recognized.

Also, since the shake amount can be digitally displayed by replacing the number of display segments of the shake indicator,
The shake warning can be easily shown to the photographer.

Further, when the display of the shake amount is troublesome, or when the display of the shake amount is not necessary by using a tripod or the like, the display of the shake amount can be turned off, which leads to power saving.

(Correspondence between the Invention and the Embodiment) In the above embodiment, the shake mark 4, the shake amount indicator 6, the shake detection device 22, and the shake amount display device 29 in FIG. 1 and FIG. The image shake mark 5, the shake amount indicator 6, the shake detection device 22, and the shake amount display device 29 in FIG. 5 correspond to the image shake amount display means of the present invention. The display selection knob 14 in FIG. 2 and the display selection switch 19 in FIG. 5 correspond to the display selection means of the present invention.

The correspondence between the components of the embodiment and the components of the present invention has been described above. However, the present invention is not limited to these embodiments, and the functions described in the claims or the embodiments are not limited to the embodiments. Needless to say, any configuration may be used as long as the function of the device can be achieved.

(Modification) In the above embodiment,
Although an example in which the present invention is applied to a camera is described, the present invention is also applicable to optical devices such as a digital camera and a video camera.

[0064]

As described above, according to the first aspect of the present invention, it is possible to provide an optical apparatus capable of distinguishing between camera shake and image shake.

Further, according to the second aspect of the present invention, it is possible to provide an optical apparatus capable of recognizing the effects of camera shake and focal length on image shake.

Further, according to the third aspect of the present invention, it is possible to provide an optical apparatus capable of recognizing the effects of camera shake and subject distance on image shake.

According to the fourth aspect of the present invention, it is possible to provide an optical apparatus capable of recognizing the effects of camera shake and shutter speed on image shake.

According to the fifth aspect of the present invention, it is possible to provide an optical apparatus capable of recognizing the effects of camera shake and enlargement magnification during printing on image shake.

According to the sixth aspect of the present invention, it is possible to provide an optical apparatus capable of recognizing the amount of image blur due to the difference in the operation state of the vibration isolating means.

[Brief description of the drawings]

FIG. 1 is a view of a finder of a camera according to an embodiment of the present invention.

FIG. 2 is a rear view of the camera according to the embodiment of the present invention.

FIG. 3 is a view of a finder when a camera shake display is selected in the camera according to the embodiment of the present invention.

FIG. 4 is a view of a finder when an image blur display is selected by the camera according to the embodiment of the present invention.

FIG. 5 is a block diagram illustrating an electrical configuration of the camera according to the embodiment of the present invention.

FIG. 6 is a flowchart showing a part of the operation of the camera according to the embodiment of the present invention.

FIG. 7 is a flowchart showing a continuation of the operation in FIG. 7;

FIG. 8 is a flowchart showing the subsequent operation when NO is determined in step # 103 of FIG. 6;

FIG. 9 is a flowchart showing a subsequent operation when YES is determined in step # 102 of FIG. 6;

[Explanation of symbols]

 1 viewfinder field of view 2 viewfinder screen frame 4 camera shake mark 5 image shake mark 6 shake amount indicator 13 image stabilization ON / OFF knob 14 display selection knob

Claims (6)

[Claims] A camera shake amount display means for displaying a camera shake amount applied to an optical apparatus; an image shake amount display means for displaying an image shake amount which can occur at the time of actual photographed image formation based on a shooting condition; An optical apparatus comprising: display means for selectively displaying the amount display means and the image blur amount display means. 2. The optical apparatus according to claim 1, wherein the photographing condition includes focal length information of a photographing lens. 3. The optical apparatus according to claim 1, wherein the photographing condition includes subject distance information. 4. The optical apparatus according to claim 1, wherein the photographing condition includes shutter speed information. 5. The optical apparatus according to claim 1, wherein the photographing condition includes information on a magnification at the time of printing. 6. The optical apparatus according to claim 1, wherein the photographing condition includes an operation state of an image stabilizing unit that reduces a shake.