1. A stereo camera comprising: a first lens; a first image sensor configured to sense a first image comprising a grey color and a first color based on light incident through the first lens; a second lens spaced part from the first lens by a predetermined distance; and a second image sensor configured to sense a second image comprising a grey color and a second color based on light incident through the second lens, wherein the first image sensor comprises a first filter configured to pass the grey color and the first color, and the second image sensor comprises a second filter configured to pass the grey color and the second color, wherein the first filter comprises a plurality of first clear regions and a plurality of first color regions, and at least some of the plurality of first clear regions surround one of the plurality of first color regions, wherein the second filter comprises a plurality of second clear regions and a plurality of second color regions, and at least some of the plurality of second clear regions surround one of the plurality of second color regions, and wherein locations of the plurality of second color regions in the second filter correspond to locations of the plurality of first color regions in the first filter.