Color reproducing device
First Claim
1. A multi-spectral camera comprising:
- an image pickup optical system which forms an image of a subject;
a wavelength selecting device which receives light beams from the image pickup optical system and outputs a light beam having a selected wavelength;
a wavelength switching device which selectively switches the selected wavelength of the wavelength selecting device;
an image pickup element which receives the light beam output from the wavelength selecting device and outputs image data;
a spectroscope which receives the light beams from the image pickup optical system and outputs spectral data; and
a subject characteristic calculating unit which calculates a spectral data characteristic of the subject from the spectral data output from the spectroscope.
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Abstract
A multi-spectral camera is provided which includes an image pickup optical system which forms an image of a subject. A wavelength selecting device receives light beams from the image pickup optical system and outputs a light beam having a selected wavelength. A wavelength switching device selectively switches the selected wavelength of the wavelength selecting device. An image pickup element receives the light beam output from the wavelength selecting device and outputs image data. A spectroscope receives the light beams from the image pickup optical system and outputs spectral data. And a subject characteristic calculating unit calculates a spectral data characteristic of the subject from the spectral data output from the spectroscope.
31 Citations
18 Claims
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1. A multi-spectral camera comprising:
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an image pickup optical system which forms an image of a subject; a wavelength selecting device which receives light beams from the image pickup optical system and outputs a light beam having a selected wavelength; a wavelength switching device which selectively switches the selected wavelength of the wavelength selecting device; an image pickup element which receives the light beam output from the wavelength selecting device and outputs image data; a spectroscope which receives the light beams from the image pickup optical system and outputs spectral data; and a subject characteristic calculating unit which calculates a spectral data characteristic of the subject from the spectral data output from the spectroscope. - View Dependent Claims (2, 3)
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4. A multi-spectral camera comprising:
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an image pickup optical system which forms an image of a subject; a wavelength selecting device which receives light beams from the image pickup optical system and outputs a light beam having a selected wavelength; a switching device which selectively switches the selected wavelength of the wavelength selecting device; an image pickup element which receives the light beam output from the wavelength selecting device and outputs image data; a camera main body; a spectroscope which is provided on an outer side of the camera main body, receives light radiated on the camera main body, and outputs spectral data of the radiated light; and an image picking up radiated light data calculating unit which calculates a spectral data characteristic of the radiated light from the spectral data output from the spectroscope. - View Dependent Claims (5, 6)
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7. A multi-spectral camera comprising:
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an image pickup optical system which forms an image of a subject; a wavelength selecting device which receives light beams from the image pickup optical system and outputs a light beam having a selected wavelength; a switching device which selectively switches the selected wavelength of the wavelength selecting device; an image pickup element which receives the light beam output from the wavelength selecting device and outputs image data; a spectral data characteristic storing unit which stores a spectral data characteristic of the wavelength selecting device; a spectral data characteristic reading unit which reads the spectral data characteristic stored in the spectral data characteristic storing unit, and which outputs the spectral data characteristic; an image pickup spectral characteristic storing unit which stores a spectral optical characteristic of one of the image pickup optical system and the image pickup element; and an image picking up characteristic converting unit which calculates an image picking up characteristic based on the spectral data characteristic output from the spectral data characteristic reading unit and the spectral optical characteristic. - View Dependent Claims (8, 9, 10, 11, 12, 13)
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14. A multi-spectral camera comprising:
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an image pickup optical system which forms an image of a subject; a wavelength selecting device which receives light beams from the image pickup optical system and outputs a light beam having a selected wavelength; a switching device which selectively switches the selected wavelength of the wavelength selecting device; an image pickup element which receives the light beam output from the wavelength selecting device and outputs image data; a spectral data characteristic storing unit which stores a spectral data characteristic of the wavelength selecting device; a spectral data characteristic reading unit which reads the spectral data characteristic stored in the spectral data characteristic storing unit, and which outputs the spectral data characteristic; and an image picking up characteristic converting unit which calculates an image picking up characteristic based on the spectral data characteristic. - View Dependent Claims (15, 16, 17, 18)
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Specification