JP2012109826A5

JP2012109826A5 -

Info

Publication number: JP2012109826A5
Application number: JP2010257542A
Authority: JP
Filing date: 2010-11-18
Publication date: 2013-10-31
Anticipated expiration: 2030-11-18

Claims

An image sensor that receives light from a subject through a phase modulation element;
An image extraction unit that extracts a partial image similar to a comparison image from a captured image obtained by the imaging element;
Using a point spread function obtained from the partial image extracted by the image extraction unit, a restoration processing unit that performs a process of restoring a subject image on a captured image obtained by the imaging element;
An imaging device comprising:

The imaging apparatus according to claim 1, wherein the restoration processing unit performs a process of restoring a subject image on a captured image that is the same as the captured image that is the extraction target of the partial image by the image extracting unit. .

The image extraction unit performs pattern matching with another point spread function calculated from a design value of an optical system including the phase modulation element, with respect to a captured image obtained by the imaging element, The imaging apparatus according to claim 1, wherein a partial image is extracted.

The restoration processing unit has a point spread function obtained from the partial image extracted by the image extraction unit with respect to a captured image newly obtained by the imaging element after the partial image is extracted by the image extraction unit. the use of imaging apparatus according to claim 1, wherein the performing processing for restoring the object image.

A light emitting unit for generating a point image on the subject by irradiating the subject with light;
The image extraction unit extracts the partial image from a captured image obtained by the imaging element imaging the subject irradiated with light from the light emitting unit,
The restoration processing unit performs a process of restoring the subject image on a captured image obtained by the imaging element capturing an image of the subject after irradiation of light from the light emitting unit is stopped.
The imaging apparatus according to claim 4.

The restoration processing unit extracts a component of a specific color region from the partial image extracted by the image extraction unit, and restores the subject image using a point spread function obtained from the extracted image. the imaging apparatus according to any one of claims 1, 4 and 5, characterized in that applying.

The image extraction unit from the captured image obtained by the imaging device generates an image obtained by extracting the component of the specific color area, with respect to the image obtained by extracting the component of the specific color region, the phase modulation 6. The partial image is extracted by performing pattern matching with another point spread function calculated from a design value of an optical system including an element. The imaging device described in 1.

The image extraction unit extracts a plurality of partial images respectively similar to the comparison image from a plurality of locations of the captured image obtained by the imaging element;
The restoration processing unit selects, for each divided region on the captured image obtained by the image sensor, a partial image corresponding to each divided region from the plurality of partial images, and uses the selected partial image as a point spread function. Apply processing to restore the subject image,
The imaging apparatus according to claim 1, wherein

An image extraction unit that extracts a partial image similar to a comparison image from a captured image obtained by an image sensor that receives light from a subject through a phase modulation element;
Using a point spread function obtained from the partial image extracted by the image extraction unit, a restoration processing unit that performs a process of restoring a subject image on a captured image obtained by the imaging element;
An image processing apparatus comprising:

An imaging method in an imaging device including an imaging element that receives light from a subject through a phase modulation element,
Extracting a partial image similar to the comparison image from the captured image obtained by the imaging element,
Using a point spread function obtained from the extracted partial image, a subject image is restored with respect to the captured image obtained by the imaging element.
An imaging method characterized by the above.