Imaging apparatus and imaging method thereof, image processing apparatus and image processing method thereof, and program
First Claim
1. An imaging apparatus, comprising:
- an unpolarized light-emitting portion configured to emit light having an unpolarized component;
a polarized light-emitting portion configured to emit light having a predetermined polarized component via a first polarization filter; and
an imaging element configured to image a subject, which is irradiated with light by one of the unpolarized light-emitting portion and the polarized light-emitting portion, through a second polarization filter, the first polarization filter and the second polarization filter having polarization directions in an orthogonal relationship to each other, the imaging element being further configured to image the subject irradiated with light by the unpolarized light-emitting portion and the subject irradiated with light by the polarized light-emitting portion in a time division manner and output an unpolarized light image and an orthogonal polarized light image that are obtained as a result of imaging.
1 Assignment
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Accused Products
Abstract
An imaging apparatus includes: an unpolarized light-emitting portion configured to emit light having an unpolarized component; a polarized light-emitting portion configured to emit light having a predetermined polarized component via a first polarization filter; and an imaging element configured to image a subject, which is irradiated with light by one of the unpolarized light-emitting portion and the polarized light-emitting portion, through a second polarization filter, the first polarization filter and the second polarization filter having polarization directions in an orthogonal relationship to each other, the imaging element being further configured to image the subject irradiated with light by the unpolarized light-emitting portion and the subject irradiated with light by the polarized light-emitting portion in a time division manner and output an unpolarized light image and an orthogonal polarized light image that are obtained as a result of imaging.
5 Citations
20 Claims
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1. An imaging apparatus, comprising:
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an unpolarized light-emitting portion configured to emit light having an unpolarized component; a polarized light-emitting portion configured to emit light having a predetermined polarized component via a first polarization filter; and an imaging element configured to image a subject, which is irradiated with light by one of the unpolarized light-emitting portion and the polarized light-emitting portion, through a second polarization filter, the first polarization filter and the second polarization filter having polarization directions in an orthogonal relationship to each other, the imaging element being further configured to image the subject irradiated with light by the unpolarized light-emitting portion and the subject irradiated with light by the polarized light-emitting portion in a time division manner and output an unpolarized light image and an orthogonal polarized light image that are obtained as a result of imaging. - View Dependent Claims (2, 3)
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4. An imaging method of an imaging apparatus, the imaging apparatus including
an unpolarized light-emitting portion configured to emit light having an unpolarized component, a polarized light-emitting portion configured to emit light having a predetermined polarized component through the first polarization filter, and an imaging element configured to image a subject, which is irradiated with light by one of the unpolarized light-emitting portion and the polarized light-emitting portion, through a second polarization filter, the first polarization filter and the second polarization filter having polarization directions in an orthogonal relationship to each other, the method comprising by the imaging apparatus: -
imaging the subject irradiated with light by the unpolarized light-emitting portion and the subject irradiated with light by the polarized light-emitting portion in a time division manner; and outputting an unpolarized light image and an orthogonal polarized light image.
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5. An image processing apparatus, comprising
a specular reflection image generator configured to acquire an unpolarized light image and an orthogonal polarized light image that are captured by an imaging apparatus including an unpolarized light-emitting portion configured to emit light having an unpolarized component, a polarized light-emitting portion configured to emit light having a predetermined polarized component through the first polarization filter, and an imaging element configured to image a subject, which is irradiated with light by one of the unpolarized light-emitting portion and the polarized light-emitting portion, through a second polarization filter, the first polarization filter and the second polarization filter having polarization directions in an orthogonal relationship to each other, and generate, from the unpolarized light image and the orthogonal polarized light image, a specular reflection image being an image having a specular reflection component.
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13. An imaging processing method of an image processing apparatus, comprising:
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acquiring an unpolarized light image and an orthogonal polarized light image that are captured by an imaging apparatus, wherein the imaging apparatus includes an unpolarized light-emitting portion configured to emit light having an unpolarized component, a polarized light-emitting portion configured to emit light having a predetermined polarized component through the first polarization filter, and an imaging element configured to image a subject, which is irradiated with light by one of the unpolarized light-emitting portion and the polarized light-emitting portion, through a second polarization filter, the first polarization filter and the second polarization filter having polarization directions in an orthogonal relationship to each other; and generating a specular reflection image being an image having a specular reflection component from the unpolarized light image and the orthogonal polarized light image.
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14. A non-transitory computer readable medium storing a program that is executable by a computer to perform operations comprising:
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acquiring an unpolarized light image and an orthogonal polarized light image that are captured by an imaging apparatus, wherein the imaging apparatus includes an unpolarized light-emitting portion configured to emit light having an unpolarized component, a polarized light-emitting portion configured to emit light having a predetermined polarized component through the first polarization filter, and an imaging element configured to image a subject, which is irradiated with light by one of the unpolarized light-emitting portion and the polarized light-emitting portion, through a second polarization filter, the first polarization filter and the second polarization filter having polarization directions in an orthogonal relationship to each other; and generating a specular reflection image being an image having a specular reflection component from the unpolarized light image and the orthogonal polarized light image.
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15. An image processing apparatus, comprising
a parallel polarized light image generator configured to acquire an unpolarized light image and an orthogonal polarized light image that are captured by an imaging apparatus including an unpolarized light-emitting portion configured to emit light having an unpolarized component, a polarized light-emitting portion configured to emit light having a predetermined polarized component through the first polarization filter, and an imaging element configured to image a subject, which is irradiated with light by one of the unpolarized light-emitting portion and the polarized light-emitting portion, through a second polarization filter, the first polarization filter and the second polarization filter having polarization directions in an orthogonal relationship to each other, and generate a parallel polarized light image being an image having a parallel polarized component from the unpolarized light image and the orthogonal polarized light image.
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19. An imaging processing method of an image processing apparatus, comprising:
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acquiring an unpolarized light image and an orthogonal polarized light image that are captured by an imaging apparatus, wherein the imaging apparatus includes an unpolarized light-emitting portion configured to emit light having an unpolarized component, a polarized light-emitting portion configured to emit light having a predetermined polarized component through the first polarization filter, and an imaging element configured to image a subject, which is irradiated with light by one of the unpolarized light-emitting portion and the polarized light-emitting portion, through a second polarization filter, the first polarization filter and the second polarization filter having polarization directions in an orthogonal relationship to each other; and generating a parallel polarized light image being an image having a parallel polarized component from the unpolarized light image and the orthogonal polarized light image.
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20. A non-transitory computer readable medium storing a program that is executable by a computer to perform operations comprising:
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acquiring an unpolarized light image and an orthogonal polarized light image that are captured by an imaging apparatus, wherein the imaging apparatus includes an unpolarized light-emitting portion configured to emit light having an unpolarized component, a polarized light-emitting portion configured to emit light having a predetermined polarized component through the first polarization filter, and an imaging element configured to image a subject, which is irradiated with light by one of the unpolarized light-emitting portion and the polarized light-emitting portion, through a second polarization filter, the first polarization filter and the second polarization filter having polarization directions in an orthogonal relationship to each other; and generating a parallel polarized light image being an image having a parallel polarized component from the unpolarized light image and the orthogonal polarized light image.
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Specification