A hyperspectral image sensor comprising: an optical irradiator configured to irradiate light to a partial region of an object; an optical detector configured to receive detection light generated in the partial region in response to the irradiated light and generate a plurality of spectrum signals, each of the plurality of spectrum signals corresponding to a respective sub-region (R1a, R1b, R1c) of a plurality of sub-regions (R1a, R1b, R1c) included in the partial region; and a processor configured to generate a hyperspectral image of the partial region based on the plurality of spectrum signals, wherein the optical detector comprises: a lens configured to receive the detection light generated in the partial region; a spectrum filter configured to receive the detection light and output a plurality of sub-spectrum filter signals for each sub-region (R1a, R1b, R1c) of the plurality of sub-regions (R1a, R1b, R1c), each sub-spectrum filter signal of the plurality of sub-spectrum filter signals corresponding to a different wavelength for the sub-region (R1a, R1b, R1c); and a spectrum signal generator configured to generate a plurality of sub-spectrum signals for each of the plurality of sub-regions (R1a, R1b, R1c) based on the plurality of sub-spectrum filter signals, wherein the processor is further configured to generate a plurality of sub-hyperspectral images (I1a, I1b, I1c) based on the plurality of sub-spectrum signals, each of the plurality of sub-hyperspectral images (I1a, I1b, I1c) corresponding to a respective sub-region (R1a, R1b, R1c) of the plurality of sub-regions (R1a, R1b, R1c), and wherein the processor is further configured to merge the plurality of sub-hyperspectral images (I1a, I1b, I1c) with each other to generate the hyperspectral image of the partial region. an optical irradiator configured to irradiate light to a partial region of an object; an optical detector configured to receive detection light generated in the partial region in response to the irradiated light and generate a plurality of spectrum signals, each of the plurality of spectrum signals corresponding to a respective sub-region (R1a, R1b, R1c) of a plurality of sub-regions (R1a, R1b, R1c) included in the partial region; and a processor configured to generate a hyperspectral image of the partial region based on the plurality of spectrum signals, wherein the optical detector comprises: a lens configured to receive the detection light generated in the partial region; a spectrum filter configured to receive the detection light and output a plurality of sub-spectrum filter signals for each sub-region (R1a, R1b, R1c) of the plurality of sub-regions (R1a, R1b, R1c), each sub-spectrum filter signal of the plurality of sub-spectrum filter signals corresponding to a different wavelength for the sub-region (R1a, R1b, R1c); and a spectrum signal generator configured to generate a plurality of sub-spectrum signals for each of the plurality of sub-regions (R1a, R1b, R1c) based on the plurality of sub-spectrum filter signals, wherein the processor is further configured to generate a plurality of sub-hyperspectral images (I1a, I1b, I1c) based on the plurality of sub-spectrum signals, each of the plurality of sub-hyperspectral images (I1a, I1b, I1c) corresponding to a respective sub-region (R1a, R1b, R1c) of the plurality of sub-regions (R1a, R1b, R1c), and wherein the processor is further configured to merge the plurality of sub-hyperspectral images (I1a, I1b, I1c) with each other to generate the hyperspectral image of the partial region. a lens configured to receive the detection light generated in the partial region; a spectrum filter configured to receive the detection light and output a plurality of sub-spectrum filter signals for each sub-region (R1a, R1b, R1c) of the plurality of sub-regions (R1a, R1b, R1c), each sub-spectrum filter signal of the plurality of sub-spectrum filter signals corresponding to a different wavelength for the sub-region (R1a, R1b, R1c); and a spectrum signal generator configured to generate a plurality of sub-spectrum signals for each of the plurality of sub-regions (R1a, R1b, R1c) based on the plurality of sub-spectrum filter signals, wherein the processor is further configured to generate a plurality of sub-hyperspectral images (I1a, I1b, I1c) based on the plurality of sub-spectrum signals, each of the plurality of sub-hyperspectral images (I1a, I1b, I1c) corresponding to a respective sub-region (R1a, R1b, R1c) of the plurality of sub-regions (R1a, R1b, R1c), and wherein the processor is further configured to merge the plurality of sub-hyperspectral images (I1a, I1b, I1c) with each other to generate the hyperspectral image of the partial region.