JP2005198155A5

JP2005198155A5 -

Info

Publication number: JP2005198155A5
Application number: JP2004003966A
Authority: JP
Filing date: 2004-01-09
Publication date: 2007-02-08
Anticipated expiration: 2024-01-09

Claims

First imaging means for imaging a subject;
A second imaging means for imaging a subject;
The first imaging means and the second imaging means are:
The angle of view of the image when the digital zoom is performed to a certain magnification by the first imaging unit and the angle of view of the image captured by the second imaging unit are set to be equal, and the first The image pickup means and the second image pickup means are both image pickup apparatuses provided such that their optical axes are parallel,
Switching means for switching to the second imaging means when digital zoom is performed when the subject is imaged by the first imaging means and the digital zoom magnification reaches a predetermined magnification;
An imaging apparatus, wherein when the imaging unit is switched by the switching unit, the subject is imaged by the switched imaging unit.

The switching means is
2. A digital zoom is performed when a subject is imaged by the first imaging means, and when the digital zoom magnification becomes larger than the fixed magnification, switching to the second imaging means is performed. Imaging device.

The switching means is
2. The digital camera according to claim 1, wherein when a subject is imaged by the second imaging means, digital zoom is performed and the digital zoom magnification is smaller than one, the first imaging means is switched. Imaging device.

Instructing means for instructing switching of the imaging means,
The switching means is
The imaging apparatus according to any one of claims 1 to 3, wherein the imaging means is switched when the magnification of the digital zoom reaches a predetermined magnification and the instruction means instructs to switch the imaging means.

The first imaging means and the second imaging means are:
The imaging apparatus according to claim 1, comprising an optical system having different focal lengths and the same imaging device.

The first imaging means and the second imaging means are:
The imaging apparatus according to claim 1, comprising an optical system having the same focal length and imaging elements having different sensor pitches.

In the case of performing digital zoom with the first imaging means,
As the digital zoom magnification increases, the cutout range of the image picked up by the first image pickup unit is gradually reduced, and the center of the cut out image is moved closer to the optical axis of the second image pickup unit. The imaging apparatus according to claim 1, wherein:

When the digital zoom by the first image pickup means reaches a certain magnification, the center of the image to be cut out is moved so that the position of the center of the cut out image matches the position of the optical axis of the second image pickup means. The imaging apparatus according to claim 7.

The constant magnification is
The imaging apparatus according to claim 1, which can be arbitrarily set by a user.

First imaging means for imaging a subject;
A second imaging means for imaging a subject;
The first imaging means and the second imaging means are:
The angle of view of the image when the digital zoom is performed to a certain magnification by the first imaging unit and the angle of view of the image captured by the second imaging unit are set to be equal, and the first The imaging means and the second imaging means are both imaging methods using an imaging device provided such that the optical axes are parallel to each other,
When digital zoom is performed when the subject is imaged by the first imaging means, and when the magnification of the digital zoom reaches a predetermined magnification, switching to the second imaging means;
An imaging method characterized in that when the imaging means is switched by this step, the subject is imaged by the switched imaging means.

A first optical system having a focal length corresponding to the first angle of view;
A second optical system having a focal length corresponding to a second field angle smaller than the first field angle;
Control means for changing a zoom magnification by switching between an image captured through the first optical system and an image captured through the second optical system as a captured image;
An imaging apparatus comprising:

A first optical system having a focal length corresponding to the first angle of view;
A second optical system having a focal length corresponding to a second field angle smaller than the first field angle;
First control means for acquiring a photographed image having the designated zoom magnification from an image photographed via the first optical system when the designated zoom magnification is larger than the second angle of view; ,
Second control means for acquiring a photographed image having the designated zoom magnification from an image photographed via the second optical system when the designated zoom magnification is smaller than the second angle of view; ,
An imaging apparatus comprising:

When the designated zoom magnification is between the first angle of view and the second angle of view, the first control means captures an image captured through the first optical system. The image pickup apparatus according to claim 12, wherein a captured image having the designated zoom magnification is obtained by applying a digital zoom to the camera.

When the designated zoom magnification is smaller than the second angle of view, the second control means performs the digital zoom on the image picked up via the second optical system. The imaging apparatus according to claim 12, wherein a captured image with a zoom magnification is acquired.

A third angle of view that is less than or equal to the second angle of view is set as a threshold;
Switching from the second optical system to the first optical system to acquire a photographed image at the zoom magnification when the zoom magnification that gradually increases becomes larger than the third angle of view set as the threshold value. The imaging device according to claim 12.

A third angle of view that is less than or equal to the second angle of view is set as a threshold;
When the zoom magnification that gradually decreases becomes smaller than the third angle of view set as the threshold, the second optical system is switched to the first optical system to acquire a photographed image with the zoom magnification. The imaging device according to claim 12.