CPC G06T 1/0007 (2013.01) [G06T 1/20 (2013.01); G06T 7/44 (2017.01); G06T 2207/10024 (2013.01)] | 18 Claims |
1. An apparatus for acquiring images, the apparatus comprising:
an image sensor comprising:
a sensor substrate comprising a plurality of photo-sensing cells configured to sense light; and
a color separation lens array provided above the sensor substrate, the color separation lens array comprising a fine structure in each of a plurality of regions respectively facing the plurality of photo-sensing cells and configured to separate incident light based on color, the fine structure forming a phase distribution to condense light having different wavelengths on corresponding photo-sensing cells, the fine structure comprising a plurality of nanoposts; and
a processor configured to perform, deconvolution on sensing signals of the plurality of photo-sensing cells to process an image signal for each color obtained by the image sensor and configured to form a color image from the image signal.
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