본 논문에서는 카메라 렌즈에서 흔히 발견할 수 있는 렌즈계 왜곡에 의한 영상 품질 저하 현상을 소개하고 이를 보정하는 방법을 제시한다. 렌즈계 왜곡은 크게 두 가지로 나눌 수 있는데 기하학적 왜곡과 광도 왜곡이 그것이다. 이상적인 렌즈계가 아닌 경우 이러한 왜곡 현상은 필연적으로 발생을 하게 되는데 왜곡 보정을 위해서 기존의 카메라 캘리브레이션과는 다른 방식의 접근이 필요하게 된다. 본 논문에서는 기하학적 왜곡 보정을 위한 이미지 워핑 방법을 제시하며 아울러 광도 왜곡 보정을 위한 보정 방법을 다루고자 한다.
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